Replacement O-Ring Seal for Caterpillar ® Applications Upper – Top Pink In Color OEM Cross References: 2303775 Superseded/Alternate Numbers: M-9X7419

Product Details

1 x Injector Seal Ring | Upper

Details:

O-Ring, 0.139 in C/S x 1.421 in ID
3.53 mm C/S x 36.09 mm ID, Viton 90, Series # -221

OE Replacements: 321284, 2303775, 230-3775, 2303775, 9X7419

Cross Reference:

Application & Fitment

• Engine Make: Caterpillar

Confirm the original part number and engine identification before ordering. Where applicable, also verify serial-number range, production year, piston style, bearing size or other configuration notes shown in the product information.

Part Numbers & Cross References

• OEM Cross Reference: 2303775
• Alternate / Superseded: M-9X7419
• Interstate-McBee Reference: M-2303775

Need Help Confirming Fitment?

Use the engine model, serial number and original part number when checking compatibility. For kits and sets, review the complete component breakdown above before ordering because contents can vary by engine configuration.