Pai 121289 Cummins 3678603 O-Ring

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O-Ring M12 x 1.5 Fitting Thread 0.366 in I.D. x 0.087 in Width 9.3 mm x 2.2 mm Buna N (90), Peroxide Cured Part number: 121289 OE MFG: CUMMINS OEM Reference: 3678603 Cross Referenc e: CATERPILLAR : 6V9028; CUMMINS : 3678603; MACK : 4333-1837800C1, 4333-1843845C1, 4333-1885682C1; NAVISTAR : 1837800, 1837800C1, 1843845, 1843845C1, 1885682, 1885682C1; OTHER : ISO6149/M12, ISO6149/M-12 | INTERSTATE-MCBEE : M-3678603; PAI : 121289OEM Product Class: Engine Gaskets, O-rings & Gasket Sets Show more