... sealing ring 1,Material: NBR/FKM /EPDM. 2,Color&Size: According to clients' demand. 3,MOQ:5000pcs. 4,OEM is welcome. Rubber sealing ring ... Details:1. Material: Silicone, rubber, FKM, NBR, and NBR + PVC 2 ... : -40 to 230 degree Celsius 4. Performance: With good sealing, water resistance, oil resistance, anti-aging, insulation, nontoxic, ...