Pai 121331 Cummins 3957131 O-Ring

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O-Ring 0.07 in C/S x 0.364 in ID 1.78 mm C/S x 9.25 mm ID Buna N 75, Peroxide Cured Series # -012 Part number: 121331 OE MFG: CUMMINS OEM Reference: 3957131 Cross Reference: CUMMIN S : 3957131; MACK : 4333-1842114C1; NAVISTAR : 1842114, 1842114C1; OTHER : AS568A-012 | INTERSTATE-MCBEE : M-1842114C1, M-3957131 Product Class: Turbos & related parts Show more