Internal Retaining Ring 1.88 in Free O.D. x 0.066 In Thick 47.75 mm Free O.D. x 1.67 mm Thick
- Part number: 311047
- OE MFG: CATERPILLAR
- OEM Reference: 1979372
- Cross Reference: CATERPILLAR : 1979372, 197-9372; OTHER : 984-044 | INTERSTATE-MCBEE : M-1979372
- Product Class: Pistons, pins, crowns & skirts
