4N0313 Engine Air Filter

The 4N0313 engine air filter is a secondary air filter used in Caterpillar equipment. It is installed in the engine air filtration system and serves as a backup filter when the primary filter is removed or damaged.

This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts). The part is also identified by the Caterpillar equipment part number format 4N-0313.

Fitment

The filter is used on the following Caterpillar machine models and series:

• Track-type tractors: 3, 3P, 3S, 4P, 53, 5A and PAT.
• Track-type tractors: D3, D3B, D3C, D3C II and D3C III.
• Track-type tractors: D4B, D4C, D4C II and D4C III.
• Track-type tractors: D5C, D5C III, D5C PAT and D5C PATLGP.
• Integrated toolcarrier: IT12.
• Wheel-type loaders: 910 and G910.
• Track-type loaders: 931, 931B, 931C and 931C II.
• Track-type loaders: 933 and 933C.
• Track-type loaders: 935B, 935C and 935C II.
• Track-type loaders: 939 and 939C.

Cross-reference numbers

• 4N0313
• 4N-0313

Specifications