Oil Seal Shaft Sleeve Mechanical Seal, Air Compressor Parts Filter Solenoid Valve, Coupling Controller Bearing manufacturer / supplier in China, offering Industrial Air Compressor Oil Seal Kits Shaft Sleeve and Shaft Seal for Slt-30A 22kw, 15kw Industrial Air Compressor Oil Seal Kits for Ut-085 Shaft Sleeve and Shaft Seal, Industrial Air Compressor Oil Seal Kits Shaft Sleeve and Shaft Seal 30*42*11/25*32*32 and so on.