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666J925PC50 — NUT,ADJUSTING LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

666J925PC50: NUT,ADJUSTING LOCK.

The NUT,ADJUSTING LOCK is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5310-00-591-9990, 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
666J925PC50
NSN: 5310-00-591-9990
FSC: 5310 — Nuts and Washers
CAGE: 79500 — WESTINGHOUSE ELECTRIC CORP (USA)
SPECIFICATIONS
Part Number666J925PC50
NSN5310-00-591-9990
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 666J925PC50 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
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 6
906J404PC40Reference document
Same NSN cross-reference
Reference document — Secondary reference
905J960PC40Reference document
Same NSN cross-reference
Reference document — Secondary reference
2JB1112PC1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1JH2184PC47Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
663J869PC29Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
905J537PC19Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 666J925PC50?
666J925PC50 is a NUT,ADJUSTING LOCK.
What parts can replace 666J925PC50?
There are 6 known substitutes for 666J925PC50: 906J404PC40, 905J960PC40, 2JB1112PC1 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 666J925PC50?
666J925PC50 is cataloged in the U.S. Government catalog under NSN 5310-00-591-9990. This indicates validated use in U.S. government and defense supply chains.
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