End face spring inner seal UHMWPE UPE seals ultra-high molecular weight polyethylene 316 O-spring factory customized wholesalers OTPLKH
End face spring inner seal UHMWPE UPE seals ultra-high molecular weight polyethylene 316 O-spring factory customized wholesalers OTPLKH
- Product Code: ptc-588a-p616p-18.5x25x3mm