9HB421 — SHAFT ASSEMBLY,OIL PUMP IDLER

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

9HB421: SHAFT ASSEMBLY,OIL PUMP IDLER.

The SHAFT ASSEMBLY,OIL PUMP IDLER is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 2815-01-178-0716, indicating validated use in U.S.

government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels. Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS

9HB421

NSN: 2815-01-178-0716
FSC: 2815 — Diesel Engines and Components
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)

SPECIFICATIONS

Part Number	9HB421
NSN	2815-01-178-0716

COMPONENT DIAGRAM

OTHER ITEMS IN FSC 2815 — Diesel Engines and Components

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

2815-00-000-0075 2815-00-001-0022 2815-00-001-3475 2815-00-001-7728 2815-00-001-7737 2815-00-001-7805 2815-00-001-7806 2815-00-001-7813

SUBSTITUTES & CROSS-REFERENCES 1

9Y-4633Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 9HB421?

9HB421 is a SHAFT ASSEMBLY,OIL PUMP IDLER.

What parts can replace 9HB421?

There is 1 known substitute for 9HB421: 9Y-4633. Substitute compatibility should be verified for your specific system.

What is the NSN for 9HB421?

9HB421 is cataloged in the U.S. Government catalog under NSN 2815-01-178-0716. This indicates validated use in U.S. government and defense supply chains.

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