... -40 to +150 degrees Description of silicone rubber cap:1. silicone rubber cap material: NBR,SBR,NR,EPDM,SILICONE,FPM and so ... ,60,70,80 shores A are available.4. silicone rubber cap Working field: Water, lube, oil, industrial, machine, etc5. OEM ... washer, rubber bush, rubber boot, rubber handle, rubber molded part, rubber product, rubber cap, rubber cover, rubber grip, rubber bushing parts, rubber ...