Berliss™ BSP-185 Type 21 Standard Mechanical Seal Assembly With Cup, 1-1/4 in ID, 304/316 Stainless Steel Spring, 1.937 in OD Seal Head, 1-7/8 in OD x 0.437 in THK, Buna-N Elastomers, Carbon Primary Ring, Stainless Steel Metal Parts, Ceramic Mating Ring
Berliss™ is a manufacturer of high quality, cost effective mechanical pump seals for a wide range of applications such as pool and spa pumps, centrifugal pumps and well point pumps. We also provide multi-spring seals, along with a variety of gasket and packing materials to meet all of your sealing needs.
Berliss™ Mechanical Seal Assembly, Type 21 Standard, 1-1/4 in Inside Dia, 1.937 in OD Seal Head, 1-7/8 in OD Mating Ring, 0.437 in THK Mating Ring, Buna-N Elastomer, Carbon Primary Ring, Stainless Steel Metal Parts, Ceramic Mating Ring, 304/316 Stainless Steel Spring, 200 deg F, 230 psi
| Elastomers Material | : | Buna-N |
| Inside Diameter | : | 1-1/4 in |
| Mating Ring Material | : | Ceramic |
| Mating Ring Outside Diameter | : | 1-7/8 in |
| Mating Ring Thickness | : | 0.437 in |
| Metal Parts Material | : | Stainless Steel |
| Pressure Rating | : | 230 psi |
| Primary Ring Material | : | Carbon |
| Seal Head Outside Diameter | : | 1.937 in |
| Spring Material | : | 304/316 Stainless Steel |
| Temperature Rating | : | 200 deg F |
| Type | : | Type 21 Standard |