valve steam seal Rotating valve steam seal, Used for Machineries and Steering System. Oil seal without frameRotating rubber oil seal, Used for Machineries and Steering ... , such as EPDM, FPM, NBR and so on.--rubber oil seal: 1) NBR, NR, FPM, MVQ, EPDM, Silicone 2) ... High/low temperature-resistant, wearing resistant, oil-resistant--rubber oil seal features: 1) Materials: NBR, NR, FPM, MVQ, EPDM2) ...