Oil Pump Assembly, Engine2990-01-567-4497

NSN 2990-01-567-4497 · NIIN 015674497 · Part number 420-0454

Caterpillar Inc Div Caterpillar Defense · FSC 2990 — Miscellaneous Engine Accessories, Nonaircraft · FSG 29 — Engine Accessories · CAGE 11083

Government record, cited

NSN 2990-01-567-4497 — this item is cataloged by the U.S. Government under National Stock Number 2990-01-567-4497. Manufacturer of record part number: 420-0454.

Also searched as 2990-01-567-4497 · 2990015674497 · NIIN 015674497 · 01-567-4497 · FSC 2990 Miscellaneous Engine Accessories, Nonaircraft · CAGE 11083 · 420-0454 · 312-4545 · CV178539 · 3124545 · 293-5250

Nearby stock numbers ← 2990-01-567-4468 Muffler, Exhaust · 2990-01-567-4952 Pipe, Exhaust →

Features

Oil Pump Assembly,engine — FSC 2990
3 manufacturer part numbers on file
Manufacturer of record: Caterpillar Inc Div Caterpillar Defense

Identification

NSN: 2990-01-567-4497
NIIN: 015674497
FSC: 2990 — Miscellaneous Engine Accessories, Nonaircraft
FSG: 29 — Engine Accessories
Primary part number: 420-0454
Manufacturer: Caterpillar Inc Div Caterpillar Defense

General Description

The Oil Pump Assembly,engine, cataloged under National Stock Number 2990-01-567-4497, is classified within Federal Supply Class 2990 (Miscellaneous Engine Accessories, Nonaircraft) of the Engine Accessories group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	2990-01-567-4497
Primary Part Number	420-0454
Item Name	Oil Pump Assembly,engine
FSC / FSG	2990 / 29 — Miscellaneous Engine Accessories, Nonaircraft
Manufacturer	Caterpillar Inc Div Caterpillar Defense
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

Part Number	Manufacturer
420-0454 PRIMARY	Caterpillar Inc Div Caterpillar Defense (USA)
312-4545	Finning (uk) Ltd (GBR)
CV178539	Tvs Supply Chain Solutions Limited (GBR)

Reference documents

Reference	Meaning
3124545	5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense
293-5250	5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense
3738014	5/9 Secondary reference Caterpillar Inc Div Caterpillar Defense

Frequently Asked Questions

What is NSN 2990-01-567-4497?

NSN 2990-01-567-4497 is a Oil Pump Assembly,engine, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 2990, Miscellaneous Engine Accessories, Nonaircraft. Status: active.

What part numbers are listed for NSN 2990-01-567-4497?

NSN 2990-01-567-4497 has 3 manufacturer part numbers on file: 420-0454 (Caterpillar Inc Div Caterpillar Defense), 312-4545 (Finning (uk) Ltd), CV178539 (Tvs Supply Chain Solutions Limited).

What are the specifications of 420-0454?

Key specifications for 420-0454: End Item Identification: LOADER SCOOP,TRACK TYPE MODEL 963D ENGINE GRP. 0 specifications are documented in the U.S. Government catalog.

Is NSN 2990-01-567-4497 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

PartsTable Design LLC · partstable.com