... :Sleeve offer sic o-ring,oil ring,seal face,sleeves,bush,gasket,mechanical seal parts for pump,bearing ... Mechanical Seal faces,shaft bush/sleeve,wearing bush, and other nonstandard parts for pump3.Sandblaster nozzle, refractory ... moulding-sintering-grinding -finishing and finingthe inspection for each step of the production is conducted strictly ... next day. SIC Ring/Bushing For Bearing Accessory