Mechanical seals

AD510 / AD520 AD510 / AD520
  • Dry running
  • Single seal
  • Independent of direction of rotation
AGSR AGSR
  • For top, bottom and side entry drives
  • Gas-lubricated
  • Double seal
  • Balanced
  • Stationary springs on product side
  • Independent of direction of rotation
AGSZ AGSZ
  • For top entry drives
  • Gas-lubricated
  • Double seal
  • Balanced
  • Independent of direction of rotation
APItex APItex
  • Single and dual seals
  • Cartridge
  • Seal design according API 682 / ISO 21049
  • Category 1, Type A, Arrangement 1, 2 or 3
  • Balanced
  • Independent of direction of rotation
  • Shrink-fitted seal faces
  • Solid seats
  • Single seal with API Plan 11 and 61 (Apitex-SA)
  • Dual seals with API Plan 52 / 53 (Apitex-DAP)
  • Other flush plans available
BT-A2 BT-A2
  • Unbalanced
  • Single spring
  • Independent of direction of rotation
  • Elastomer bellows
BT-AR BT-AR
  • Single and dual seal
  • Short axial installation length
  • Protection of the shaft along the whole length of the seal
  • Material approvals available
BT-PN BT-PN
  • Single and dual seals
  • Short axial installation length
  • Material approvals available
Cartex  Dual seals Cartex
Dual seals
  • Dual seal
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Double pressure balanced
  • Integrated pumping device
  • Variants available: for eccentric screw pumps (-Vario) and gas-lubricated version (-GSDN)
Cartex  Single seals Cartex
Single seals
  • Single seal
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Single seals without connections (-SNO), with flush (-SN) and with quench combined with lip seal (-QN) or throttle ring (-TN)
  • Additional variants available for ANSI pumps (e.g. -ABPN) and eccentric screw pumps (-Vario)
Cartex ANSI  
Single seals Cartex ANSI
Single seals
  • Single seal
  • Available for standard (Cartex-ASPN) and big bore (Cartex-ABPN) seal chambers
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Single seals with flush (-ASPN, -ABPN) and with quench combined with lip seal (-ASQN, -ABQN) or throttle ring (-ASTN, -ABTN)
Cartex ANSI  Dual seals Cartex ANSI
Dual seals
  • Dual seal
  • Available for standard (Cartex-ASDN) and big bore (Cartex-ABDN) seal chambers
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Double pressure balanced
  • Integrated pumping device
Cartex-GSDN Cartex-GSDN
  • Stationary springs
  • Rotating seat
  • Double seal
  • Balanced
  • Cartridge unit
  • Standard version with V-grooves,
    U-grooves optional (independent of direction of rotation)
  • Gas-lubricated, gas-buffered
  • Does not open in the event of buffer pressure failure, self closing at pressure reversal
CGSH-K CGSH-K
  • For stepped shafts
  • Balanced
  • Rotating spring
  • Single or double seal available
  • Standard version with U-grooves, V-grooves optional (dependent of direction of rotation)
  • Gas-lubricated
  • Does not open in the event of buffer pressure failure, self closing at pressure reversal
CobaSeal CobaSeal
  • Gas-lubricated
  • Bi-directional
  • Ready-to-fit cartridge unit
  • Self cleaning 3D gas grooves
  • Aerostatic and aerodynamic lift-off
CSE CSE
  • Non-contact type separation seal
  • Gas-lubricated
  • Bi-directional
  • Ready-to-fit cartridge unit
  • Equipped with Espey carbon rings type WKA400
CSR CSR
  • Lift-off type separation seal
  • Gas-lubricated
  • Bi-directional
  • Ready-to-fit cartridge unit
DF-SA DiamondFace DF-SA DiamondFace
  • Cartridge design
  • Single seal
  • Balanced
  • Integrated pumping device
  • Stationary spring loaded unit
  • Inserted seal ring
  • Rotating mating ring
    (DiamondFace coated)
DGS DGS
  • Gas-lubricated
  • Unidirectional or bidirectional available
  • Ready-to-fit cartridge unit
  • Single, Dual, Tandem and Tandem with intermediate labyrinth available
DiamondFace  
Dry gas seal DF-DGS6 DiamondFace
Dry gas seal DF-DGS6
  • DiamondFace coated primary seal faces
  • Fully operational in both liquid and gaseous phases
  • Bi-directional or uni-directional
  • Ready-to-fit cartridge unit
  • Tandem seal and tandem with intermediate labyrinth arrangement available
EA100 EA100
  • Single seal
  • In-house manufactured carbon seal faces
  • Three different impeller connections available
EA560 EA560
  • Single seal
  • Loosely inserted seal face provides self-adjusting capability
  • In-house manufactured sliding parts
eCartex  Single seals eCartex
Single seals
  • Single seal
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Single seals without connections (-SNO), with flush (-SN) and with quench combined with lip seal (-QN) or throttle ring (-TN)
  • Additional variants available for ANSI pumps (e.g. -ABPN) and eccentric screw pumps (-Vario)
eCartex ANSI  Single seals eCartex ANSI
Single seals
  • Single seal
  • Available for standard (eCartex-ASPN) and big bore (eCartex-ABPN) seal chambers
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Single seals with flush (-ASPN, -ABPN) and with quench combined with lip seal (-ASQN, -ABQN) or throttle ring (-ASTN, -ABTN)
eCartex ANSI Dual seals eCartex ANSI Dual seals
  • Dual seal
  • Available for standard (eCartex-ASDN) and big bore (eCartex-ABDN) seal chambers
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Double pressure balanced
  • Integrated pumping device
eCartex Dual seals eCartex Dual seals
  • Dual seal
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Double pressure balanced
  • Integrated pumping device
  • Variants available: for eccentric screw pumps (-Vario) and gas-lubricated version (-GSDN)
ED560 ED560
  • Dual seal
  • Good chemical resistance and ability to handle solids
  • In-house manufactured sliding parts
EH700 EH700
  • Single seal
  • Stationary spring-loaded unit enables operation in high-range loads area
  • Balanced
  • In-house manufactured carbon seal faces
EK700 EK700
  • Single seal
  • Balanced
  • Independent of direction of rotation
  • Stationary multiple springs
EM300 EM300
  • Balanced
  • Independent of direction of rotation
  • Stationary multiple springs
  • API682 arrangement 2 containment seal
ERB ERB
  • Cartridge
  • Double seal with integrated bearing
  • Unbalanced
  • Independent of direction of rotation
GSO-DN GSO-DN
  • Seat rotating
  • Stationary springs
  • Double seal
  • Balanced
  • Standard version with V-grooves, U-grooves optional (independent of direction of rotation)
  • Gas-lubricated
H3B H3B
  • Single Seal
  • Balanced
  • Independent of direction of rotation
H7N H7N
  • For stepped shafts
  • Single seal
  • Balanced
  • Super-Sinus-spring or multiple springs rotating
  • Independent of direction of rotation
  • Integrated pumping device available (H7F, H75F)
  • Variant with seat cooling available (H75G115)
H10 / H8 H10 / H8
  • Single seal
  • Balanced
  • Independent of direction of rotation
  • Stationary multiple springs
H12N H12N
  • For stepped shafts
  • Single seal
  • Balanced
  • Dependent of direction of rotation
  • Torque transmission via conical spring
H74-D H74-D
  • For stepped shafts
  • Dual seal
  • Balanced
  • Rotating multiple springs
  • Independent of direction of rotation
  • Seal concept based on the H7 range
  • Variant with pumping screw available (H74F-D)
H75VK H75VK
  • Dual seal
  • Cartridge unit
  • Design acc. to API 682 / ISO 21049
  • Category 2 and 3, Type A, Arrangement 2 or 3
  • Bi-directional design available
  • Rotating multiple springs
  • Integrated pumping device available
  • Suitable for pressure reversals
H75VN H75VN
  • Single seal
  • Cartridge unit
  • Design acc. to API 682 / ISO 21049
  • Category 2 and 3, Type A, Arrangement 1
  • Independent of direction of rotation
  • Rotating multiple springs
  • Integrated pumping device available (H75VP)
HA211 HA211
  • Single seal
  • Unbalanced
  • Independent of direction of rotation
  • Positive torque transmission due to bayonet drive between seal head and drive collar
  • O-Ring groove for ventilation prevents solids build-up and enhances flexibility
HGH201 HGH201
  • For plain shafts (HGH201)
  • Semi split single seal
  • Multiple springs rotating
  • Balanced
  • Independent of direction of rotation
  • Unsplit as original equipment (HGH200)
  • Cartridge available (based on HGH210)
  • Variant for stepped shafts available (HGH211)
  • Splitted seal parts: sliding faces and O-Rings
HJ92N HJ92N
  • For unstepped shafts
  • Single seal
  • Balanced
  • Independent of direction of rotation
  • Encapsulated rotating spring
HR HR
  • Single seal
  • Balanced
  • Independent of direction of rotation
  • Multiple springs stationary
  • Seat rotating
  • Seat arranged directly behind the impeller
  • Spring protection sleeve
  • Variant with cylindrical spring and acc. EN 12756 (HRZ1) available
  • Variant as cartridge with/without guide sleeve for application with/without quench (HR2, HR3)
  • Dual seal as cartridge unit (HRKS-D) available
HRC...N HRC...N
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Stationary multiple springs
  • Spring protection sleeve
  • Variant for operation with pressureless quench available (HRC2000N)
  • Dual seal with and without pumping screw (HRC3000NF, HRC3000N) available
HRGS-D HRGS-D
  • Double seal
  • Balanced
  • Standard version with U-grooves (bi-directional)
  • Gas-lubricated
HRN HRN
  • Single seal
  • Balanced
  • Independent of direction of rotation
  • Stationary springs
  • Dual seals in tandem as well as back-to-back arrangements (also in combination with H10 seal)
HS-D HS-D
  • For top drive entries
  • Multiple seals rotating
  • Unbalanced
  • Double seal
  • Independent of direction of rotation
  • Liquid-lubricated
  • Cartridge unit
HSH-D HSH-D
  • For top drive entries
  • Multiple springs rotating
  • Balanced
  • Double seal
  • Independent of direction of rotation
  • Liquid-lubricated
  • Cartridge unit
  • On request with integrated bearing
HSHLU-D HSHLU-D
  • For bottom drive entries
  • Multiple springs rotating
  • Balanced
  • Double seal
  • Independent of direction of rotation
  • Liquid-lubricated
  • Cartridge unit
  • On request with integrated bearing
LB500 LB500
  • Single seal
  • Balanced
  • Independent of direction of rotation
  • Rotating multiple springs
LEK777 LEK777
  • API 682 Category 2 and 3, Type A, Arrangement 1 seal
  • Single seal
  • Balanced
  • Cartridge unit
  • Stationary multiple springs
  • Solid seal faces
LL9DJUE LL9DJUE
  • API 682 Category 2 and 3, Type A, Arrangement 2 seal
  • Dual seal in face-to-back arrangement
  • Dry contact outer seal (containment seal)
  • Balanced
  • Cartridge unit
  • Stationary multiple springs
  • Solid seal faces
LL9DJUU LL9DJUU
  • API 682 Category 2 and 3, Type A, Arrangement 2 and 3 seal
  • Dual seal in face-to-back arrangement
  • Same size of inboard and outboard seal
  • Balanced
  • Cartridge unit
  • Stationary multiple springs
  • Solid seal faces
LL9DKUU LL9DKUU
  • API 682 Category 2 and 3, Type A, Arrangement 3 seal
  • Dual seal in back-to-back arrangement
  • Same size of inboard and outboard seal
  • Balanced
  • Cartridge unit
  • Rotating multiple springs
  • Solid seal faces
LL9DSUU LL9DSUU
  • API 682 Category 2 and 3, Type A, Arrangement 3 seal
  • Dual seal in face-to-face arrangement
  • Same size of inboard and outboard seal
  • Balanced
  • Cartridge unit
  • Stationary multiple springs
  • Solid seal faces
LL9DTUE LL9DTUE
  • API 682 Category 2 and 3, Type A, Arrangement 2 seal
  • Dual seal in face-to-back arrangement
  • Dry contact outer seal (containment seal)
  • Balanced
  • Cartridge unit
  • Solid seal faces
LL9DTUU LL9DTUU
  • API 682 Category 2 and 3, Type A, Arrangement 2 and 3 seal
  • Dual seal in face-to-back arrangement
  • Same seal size on inboard and outboard seal
  • Balanced
  • Cartridge unit
  • Rotating multiple springs
  • Solid seal faces
LL9UC LL9UC
  • API 682 Category 2 and 3, Type A, Arrangement 1 seal
  • Single seal
  • Balanced
  • Cartridge unit
  • Rotating multiple springs
  • Solid seal faces
LNF992 LNF992
  • API 682 Category 2 and 3, Type A, Arrangement 3 seal
  • Dual seal in face-to-back arrangement
  • Gas-lubricated
  • Balanced
  • Cartridge unit
  • Stationary multiple springs
  • Independent of direction of rotation
  • Solid seal faces
LP-D LP-D
  • Integrated seal for Sulzer A pumps
  • Dual seal, balanced
  • Semi cartridge unit
  • Independent of direction of rotation
  • Double pressure balanced
  • Internal barrier fluid circulation
  • Static springs on both sides
  • No dynamic O-Ring on shaft
  • Rugged design
  • Shrink-fitted seal faces
  • Seal faces have a large clearance to the shaft
  • Wear part cost minimized
  • Optimized design for Non-Flow use
LP-S LP-S
  • Integrated seal for Sulzer A pumps
  • Single + Plan 11 flush
  • Semi cartridge unit
  • Balanced
  • Independent of direction of rotation
  • Static springs
  • No dynamic O-Ring on shaft
  • Rugged design
  • Shrink-fitted seal faces
  • Seal faces have a large clearance to the shaft
  • Wear part cost minimized
LY9DSTT LY9DSTT
  • API 682 Category 2 and 3, Type C, Arrangement 3 seal
  • Dual seal in face-to-face arrangement
  • Balanced
  • Cartridge unit
  • Stationary metal bellows
  • Shrink fitted seal ring and solid mating ring
LY9DTSS LY9DTSS
  • API 682 Category 2 and 3, Type B, Arrangement 2 and 3 seal
  • Dual seal in face-to-back arrangement
  • Same seal size of inboard and outboard seal
  • Balanced
  • Cartridge unit
  • Rotating metal bellows
  • Shrink fitted seal ring and solid mating ring
LY9DZSS LY9DZSS
  • API 682 Category 2 and 3, Type B, Arrangement 3 seal
  • Dual seal in back-to-back arrangement
  • Same seal size of inboard and outboard seal
  • Balanced
  • Cartridge unit
  • Rotating metal bellows
  • Shrink fitted seal ring and solid mating ring
LY9DZTT LY9DZTT
  • API 682 Category 2 and 3, Type C, Arrangement 2 and 3 seal
  • Dual seal in face-to-back arrangement
  • Balanced
  • Cartridge unit
  • Stationary metal bellows
  • Shrink fitted seal ring and solid mating ring
LY9SA LY9SA
  • API 682 Category 2 and 3, Type B, Arrangement 1 seal
  • Single Seal
  • Balanced
  • Cartridge unit
  • Rotating metal bellows
  • Shrink fitted seal ring and solid mating ring
LY9TC LY9TC
  • API 682 Category 2 and 3, Type C, Arrangement 1 seal
  • Single seal
  • Balanced
  • Cartridge unit
  • Stationary metal bellows
  • Shrink fitted seal ring and solid mating ring
M2N M2N
  • For plain shafts
  • Single seal
  • Unbalanced
  • Conical spring rotating
  • Dependent on direction of rotation
M3N M3N
  • For plain shafts
  • Single seal
  • Unbalanced
  • Rotating conical spring
  • Dependent on direction of rotation
M7N M7N
  • For plain shafts
  • Single seal
  • Unbalanced
  • Super-Sinus-spring or multiple springs rotating
  • Independent of direction of rotation
  • Variant with PTFE secondary seals for high chemical resistance (M78N)
M74-D M74-D
  • For plain shafts
  • Dual seal
  • Unbalanced
  • Rotating multiple springs
  • Independent of direction of rotation
  • Seal concept based on the M7 range
  • Variant with pumping screw available (M74F-D)
M461 M461
  • For top entry drives
  • For glass-lined vessels, acc. to DIN 28138 T2
  • Double seal, single seal on request
  • Unbalanced
  • Independent of direction of rotation
  • Multiple springs rotating
  • Cartridge unit
M481 M481
  • For top entry drives, type M481 to DIN
  • Single or double seals
  • Unbalanced
  • Independent of direction of rotation
  • Multiple springs rotating
  • Liquid-lubricated
  • Cartridge unit
MA290 / MA390 MA290 / MA390
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Stationary multiple springs
  • Springs and pin located on the atmospheric side
MBS100 MBS100
  • For unstepped shafts
  • Rotating bellows
  • Single Seal
  • Balanced
  • Independent of direction of rotation
MBS682 MBS682
  • API 682 Category 2 and 3, Type C, Arrangement 1 seal
  • Single seal
  • Balanced
  • Cartridge unit
  • Rotating metal bellows
  • Shrink fitted seal ring and solid mating ring
MBS682-PTA MBS682-PTA
  • API 682 Category 2 and 3, Type C, Arrangement 2 and 3 seal
  • Dual seal in face-to-back arrangement
  • Balanced
  • Cartridge unit
  • Rotating metal bellows
  • Shrink fitted seal ring and solid mating ring
MBS682P-D MBS682P-D
  • API 682 Category 2 and 3, Type C, Arrangement 3 seal
  • Dual seal in back-to-back arrangement
  • Balanced
  • Cartridge unit
  • Rotating metal bellows
  • Shrink fitted seal ring and solid mating ring
MDGS MDGS
  • Gas-lubricated
  • Bi-directional
  • Ready-to-fit cartridge unit
  • Single, double, tandem seal and tandem with intermediate labyrinth available
MF95N MF95N
  • For unstepped shafts
  • Rotating bellows
  • Single Seal
  • Balanced
  • Independent of direction of rotation
  • Roller bellows
MFL65 MFL65
  • Stationary bellows
  • Single Seal
  • Balanced
  • Independent of direction of rotation
MFL85N MFL85N
  • For unstepped shafts
  • Single seal
  • Balanced
  • Independent of direction of rotation
  • Metal bellows rotating
MFLCT MFLCT
  • For unstepped shafts
  • Single seal
  • Balanced
  • Independent of direction of rotation
  • Metal bellows rotating
MFLWT MFLWT
  • For unstepped shafts
  • Single Seal
  • Balanced
  • Independent of direction of rotation
  • Metal bellows rotating
MG1 MG1
  • For plain shafts
  • Single and dual seal
  • Elastomer bellows rotating
  • Unbalanced
  • Independent of direction of rotation
  • No torsion on bellows
MG9 MG9
  • For plain shafts
  • Single and dual seal
  • Elastomer bellows rotating
  • Unbalanced
  • Independent of direction of rotation
  • No torsion on bellows and spring
  • Conical or cylindrical spring
  • Metric and inch sizes available
  • Special seat dimensions available
  • US Patent No. 6.220.601
MR-D MR-D
  • For top, lateral and bottom drives
  • Product side seat rotating
  • Unbalanced
  • Double seal
  • Independent of direction of rotation
  • Cartridge unit
Mtex Dual seals Mtex Dual seals
  • Double seal
  • Mtex-DN: API Plan 52 (53/54)
  • Mtex9-DN: API Plan 53/54
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Metal bellows
  • Stationary Springs
  • Pumping device independent of direction of rotation
Mtex Single seals Mtex Single seals
  • Single seal
  • Cartridge
  • Balanced
  • Independent of direction of rotation
  • Metal bellows
  • Single seal with quench and lip seal (-QN) or throttle ring (-TN)
  • Version available with multipoint injection ring (-QNM, -TNM)
  • Supply connections for flush (A) and quench (B)
NF941 NF941
  • Single seal with double seal function
  • Non-contacting from static to high speed condition
  • Balanced
  • Independent of direction of rotation
  • Stationary multiple springs
NF953 NF953
  • Gas-lubricated
  • Independent of direction of rotation
  • Single, double, tandem, tandem with intermediate labyrinth available
PDGS PDGS
  • Gas-lubricated
  • Uni-directional or bi-directional
  • Elastomer-free
  • Ready-to-fit cartridge unit
  • Single, double, tandem seal and tandem with intermediate labyrinth available
Pulace Pulace
  • Single seal
  • Balanced
  • Independent of direction of rotation
  • Stationary multiple springs
  • Springs and pins not in contact with the medium
SAF(V) / SAP(V) SAF(V) / SAP(V)
  • Cartridge design
  • Single seal
  • Balanced
  • Dependent on direction of rotation
  • Integrated pumping device
  • Stationary spring loaded unit
  • Inserted seal face
  • Rotating carbon seat
SeccoMix SeccoMix
  • For top entry drives, on request side drive possible
  • Dry-running
  • Single and double seals
  • Balanced
  • Outboard
  • Multiple springs rotating
  • Independent of direction of rotation
SH(V) SH(V)
  • Cartridge design
  • Single seal
  • Balanced
  • Multiple springs
  • Stationary spring loaded unit
  • Shrink-fitted seal face
SHF / SHP SHF / SHP
  • Cartridge design
  • Single seal
  • Balanced
  • Multiple springs
  • Dependent of direction of rotation
  • Integrated pumping device
  • Stationary spring loaded unit
  • Shrink-fitted seal face
SHF(V)-D / SHP(V)-D SHF(V)-D / SHP(V)-D
  • Cartridge design
  • Dual seal
  • Balanced
  • Integrated pumping device
  • Stationary spring loaded unit
  • Multiple springs arrangement
  • Shrink-fitted seal face
  • One rugged seat
SHPV / SHFV SHPV / SHFV
  • Cartridge design
  • Single seal
  • Balanced
  • Dependent of direction of rotation
  • Integrated pumping device
  • Stationary spring loaded unit
  • Multiple springs
  • Shrink-fitted seal face
Splitex Splitex
  • Fully split single seal, 2 x 2 segments, pre-assembled
  • Semi-cartridge
  • Balanced
  • Stationary springs
  • Bi-directional
  • External pressurization
  • Built-in flushing connections
  • Installation and wear control
STD1 STD1 If a STD is employed, it is possible to change seals with the vessel loaded and under pressure (shaft must be stationary!). Can be installed in each position. Installation dimensions according to DIN 28138 Part 1 are possible. Material properties have to be taken into account.
TDGS TDGS
  • Gas-lubricated
  • Uni-directional or bi-directional
  • Elastomer-free
  • Ready-to-fit cartridge unit
  • Single seal available
Type 4600 Type 4600 The water-lubricated stern tube seals type 4600 from EagleBurgmann are not alone an environment-friendly solution. They meet all technical requirements of modern sealing technology: modular design, convenient installation, little maintenance, no adjustments.
Type 4600 water-lubricated stern tube seals are virtually leak-free and are leaving no oil or grease residues in the waterway. And because they prevent getting water into the bilge, no elaborate actions are required for its disposal.
Please ask us for references.
Type 4600 Pneumostop Type 4600 Pneumostop The water-lubricated stern tube seals type 4600 from EagleBurgmann are not alone an environment-friendly solution. They meet all technical requirements of modern sealing technology: modular design, convenient installation, little maintenance, no adjustments. Applying a Pneumostop eliminates costly and time-consuming dry-docking. Maintenance and repairs can be performed with vessel afloat.
Type 4600 water-lubricated stern tube seals are virtually leak-free and are leaving no oil or grease residues in the waterway. And because they prevent getting water into the bilge, no elaborate actions are required for its disposal.
Please ask us for references.
Type 4604 Type 4604 The water-lubricated stern tube seals for closed systems Type 4604 from EagleBurgmann are not alone an environment-friendly solution. They meet all technical requirements of modern sealing technology: modular design, convenient installation, little maintenance, no adjustments.
Type 4604 water-lubricated stern tube seals are virtually leak-free and are leaving no oil or grease residues in the waterway. And because they prevent getting water into the bilge, no elaborate actions are required for its disposal. Please ask us for references.
Unitex Unitex
  • Single cartridge seal
  • Elastomer bellows
  • Unbalanced
  • Independent of direction of rotation
  • Rotating spring
  • Bellows and spring free from torsion
  • Metric and inch sizes available
WRS WRS
  • Oil-lubricated
  • Bidirectional
  • Externally pressurized
  • Ready-to-fit cartridge unit
  • Single, face bushing and dual seal available
  • Suitable for high speed
  • Optimized design by use of finite elements analysis and computational fluid dynamics.
  • Hydrodynamic grooves for increased operating capabilities and stabilized low leakage.
YE400 YE400
  • Single seal
  • Balanced
  • Independent of direction of rotation
  • Stationary metal bellows