| Item | Description |
| 1 | Seal face |
| 2 | Stationary seat |
| 3 | Bellows |
| 3a | Gasket |
| 4 | Spring |
| 5 | Ring |
| 5a | Drive ring |
| 5b | Collar |
Advantages
The BT-PN is a large series mechanical seal with a simple yet effective design that is easy to assemble. The special spring arrangement allows a short axial installation length. This advantage is combined with an increased working pressure capability of up to 12 bar (174 PSI). The spring is free from torque transmission
Features
- Rubber bellows mechanical seals
- Unbalanced
- Single spring
- Independent of direction of rotation
Materials
- Seal face:
Carbon graphite antimony impregnated (A),
Carbon graphite resin impregnated (B), Silicon carbide (Q1, Q6) - Seat:
Aluminium oxide (V), Steatite (X), Silicon carbide (Q1, Q6, Q7) - Elastomers:
NBR (P), FKM (V), EPDM (E) - Metal parts: CrNi steel 1.4301 (F), CrNiMo steel 1.4401 (G)
Recommended applications
Food and beverage industry
Water and waste water technology
Pool and spa applications
Household appliances
Submersible oil filled motors (4" / 6")
Submersible pumps, back-to-back installation
Peripheral pumps for industrial applications
Domestic and garden pumps
Coffee machines
Shower pumps
