Unbalanced Mechanical Seal

We are offering unbalanced mechanical seal as-r8-1t, to replace jonecrane 8-1t seal, aes m05s seal. multiple spring design. Unbalanced seal. standard size: 0.5”-4.0” the common materials: seal ring: car, sic, ssic, tc secondary seal: nbr,，epdm,viton etc. spring and metal parts: 304,316.,hast.c asinoseal also offer mechanical seals’ stocks for john crane 8-1, 8b1, 8b1t, 58b, 58u, 1(us) 1a,1b, 2(us), 2100, 502, 10r&10t, wb2, 9, 9b, 9t, 9bt, 59b, 59u.