BT-FH Balanced
BT-FH Balanced
| Item | Description |
| 1 | Seal face |
| 1.2 | Collar |
| 1.3 | O-Ring |
| 1.4 | O-RING |
| 1.5 | Spring |
| 2.1 | Stationary Seat |
| 2.2 | O-Ring |
BT-FH Balanced
Features
- Single seal
- For plain shafts
- Unbalanced
- Conical spring rotating
- Dependent on direction of rotation
- Torque transmission via conical spring
Advantages
- Universal application opportunities
- Reliable design
- High flexibility due to extended selection of materials
- No damage of the shaft by set screws
- Dimensions can be customized
- Alternative seats available
Materials
Seal face: Al-Oxide (V), Silicon carbide (Q1, Q6, Q7),Tungsten carbide (U)
Seat:Carbon graphite antimony impregnated (A),Carbon graphite resin impregnated (B), Carbon graphit, full carbon (B3), Silicon carbide (Q1, Q6, Q7), Tungsten carbide (U), PTFE glass fiber reinforced (Y1), PTFE carbon reinforced (Y2)
Elastomers: NBR (P), EPDM (E), FKM (V), FFKM (K)
Metal parts: CrNiMo steel (G)
Seat:Carbon graphite antimony impregnated (A),Carbon graphite resin impregnated (B), Carbon graphit, full carbon (B3), Silicon carbide (Q1, Q6, Q7), Tungsten carbide (U), PTFE glass fiber reinforced (Y1), PTFE carbon reinforced (Y2)
Elastomers: NBR (P), EPDM (E), FKM (V), FFKM (K)
Metal parts: CrNiMo steel (G)
Standards and approvals
- KTW
- W270
- ACS
- WRAS
- NSF
- FDA
- DM 174/04
Recommended applications
- Water and wastewater technology
- Chemical industry
- Building services industry
- Food and Beverage industry
- Low solid content media
- Centrifugal pumps
- Multistage vertical pumps
- Cooling water pumps
- Hot water pumps
- Centrifugal pumps
- Clean water pumps
Notes
Seat ring of alternative seats can be supplied with short tail or with pin to block the seat and prevent seat rotation.
Product variants
BT-FHC
Items and designations are the same as for BT-FH, but with shorter installation length l3C (see dimension table). Same installation length as the BT-RN.
Item description
1.1 Seal face
1.2 Collar
1.3 O-Ring
1.4 O-Ring
1.5 Spring
2.1 Stationary seat
2.2 O-Ring
Item description
1.1 Seal face
1.2 Collar
1.3 O-Ring
1.4 O-Ring
1.5 Spring
2.1 Stationary seat
2.2 O-Ring
Similar products
AX25
- External configuration
- Balanced
- Independent of direction of rotation
- Independent of pressure direction
AX25D
- Dual seal
- Balanced
- Independent of direction of rotation
- Independent of pressure direction
AX30
- Unbalanced
- Dependent on direction of rotation
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