90688-991 — NUT,SELF-LOCKING,SINGLE BALL SEA

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

90688-991: NUT,SELF-LOCKING,SINGLE BALL SEA.

NUT,SELF-LOCKING,SINGLE BALL SEA. This part is cataloged in the U.S. Government catalog under NSN 5310-01-415-4546, 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

90688-991

NSN: 5310-01-415-4546
FSC: 5310 — Nuts and Washers
CAGE: 0BAT5 — U.S. DEFENSE SERVICES, INC. DBA USDS (USA)

SPECIFICATIONS

Part Number	90688-991
NSN	5310-01-415-4546

COMPONENT DIAGRAM

OTHER ITEMS IN FSC 5310 — Nuts and Washers

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

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES 2

2126 2636-128Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

1781494-802 IT 014Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

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 90688-991?

90688-991 is a NUT,SELF-LOCKING,SINGLE BALL SEA.

What parts can replace 90688-991?

There are 2 known substitutes for 90688-991: 2126 2636-128, 1781494-802 IT 014. Substitute compatibility should be verified for your specific system.

What is the NSN for 90688-991?

90688-991 is cataloged in the U.S. Government catalog under NSN 5310-01-415-4546. This indicates validated use in U.S. government and defense supply chains.

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90688-991 — NUT,SELF-LOCKING,SINGLE BALL SEA

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