We generally believe that one’s character decides products’ top quality, the details decides products’ high-quality ,along with the REALISTIC,EFFICIENT AND INNOVATIVE team spirit for O ring single spring mechanical seal for marine pump BT-FN seals, We, with open arms, invite all interested buyers to visit our website or contact us directly for further information.
We generally believe that one’s character decides products’ top quality, the details decides products’ high-quality ,along with the REALISTIC,EFFICIENT AND INNOVATIVE team spirit for , Providing Quality Products and solutions, Excellent Service, Competitive Prices and Prompt Delivery. Our solutions are selling well both in domestic and foreign markets. Our company is trying to be one important suppliers in China.
Features
•Single pusher-type seal
•Unbalanced
•Conical spring
•Dependent on direction of rotation
Recommended applications
•Building services industry
•Household appliances
•Centrifugal pumps
•Clean water pumps
•Pumps for domestic applications and gardening
Operating range
Shaft diameter:
d1*= 10 … 40 mm (0.39″ … 1.57″)
Pressure: p1*= 12 (16) bar (174 (232) PSI)
Temperature:
t* = -35 °C… +180 °C (-31 °F … +356 °F)
Sliding velocity: vg = 15 m/s (49 ft/s)
* Dependent on medium, size and material
Combination material
Face: Ceramic, SiC, TC
Seat: Carbon, SiC, TC
O-rings: NBR, EPDM, VITON, Aflas, FEP, FFKM
Spring: SS304, SS316
Metal parts: SS304, SS316

W155 data sheet of dimension in mm
O ring mechanical seal, water pump shaft seal, pump mechanical seal








