640321 — 640321

✓ Government record, cited

— · MRO · MRO_GENERAL

PRODUCT OVERVIEW

640321: 640321.

The 640321 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-01-498-3943, 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

MRO→ MRO_GENERAL→ 640321

NSN: 5310-01-498-3943
NIINs: 014983943, 015671465
FSC: 5310 — Nuts and Washers
CAGE: 80045 — L3HARRIS CINCINNATI ELECTRONICS CORPORATION (USA)

SPECIFICATIONS

Part Number	640321
NSN	5310-01-498-3943

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 640321?

640321 is a 640321. It is classified as a MRO (MRO_GENERAL).

What is the NSN for 640321?

640321 is cataloged in the U.S. Government catalog under NSN 5310-01-498-3943. This indicates validated use in U.S. government and defense supply chains.

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