1408718 Washer Fits Caterpillar Models

One New Aftermarket Replacement Fuel Injector Seal Washer for Caterpillar (Cat) Equipment

This copper fuel injector seal washer (also known as an injector seating washer) seats between the fuel injector and the cylinder head on Caterpillar diesel engines, providing a critical combustion seal. It is used in the fuel injection system on a wide range of Cat-powered construction, compaction, and material-handling equipment.

Specifications

• Part Type: Fuel Injector Seal Washer (Copper)
• Thickness: 1.68 mm
• Dimensions: approx. 3.5 x 6 x 0.08 in.
• Alternate OEM format: 140-8718

Compatible Models

Caterpillar Skid Steer Loaders: 216, 228, 236, 247, 248, 267, 287

Caterpillar Engines: 3034, 3054, 3054B, 3054C, 3054E, 3056, 3056E

Caterpillar Excavators: 312B L, 312C, 312D2, 312D2 GC, 312D2 L, 313D2, 313D2 LGP, 315B L, 315C, 318D2 L

Caterpillar Backhoe Loaders: 414E, 416C, 416D, 416E, 416F, 420D, 420E, 420F, 422E, 422F, 424D, 426C, 428C, 428D, 428E, 428F, 430D, 430E, 430F, 432D, 432E, 432F, 434E, 434F, 436C, 438C, 438D, 442D, 442E, 444E, 444F

Caterpillar Telehandlers: TH103, TH210, TH215, TH220B, TH330B, TH340B, TH350B, TH355B, TH460B, TH560B, TH580B, TH62, TH63, TH82, TH83

Caterpillar Vibratory Compactors: CB-434C, CB-434D, CB-534C, CB-534D, CB-535B, CB-564D, CD-54, CP-433C, CP-433E, CP-533E, CP-573E, CP-663E, CS-323C, CS-423E, CS-431C, CS-433C, CS-433E

Note: This washer is used across many Cat engines and machine platforms. Verify your engine model and serial number before ordering.

Replaces Part Number(s):

1408718, 140-8718

Aftermarket Interchange Numbers

164-3207 (superseded/alternate Caterpillar reference per KMP Brand catalog)

New aftermarket replacement part - not remanufactured, not used.