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999D0479PC21A — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

999D0479PC21A: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include part_name_assigned_by_controlling_agency: NUT,SELF-LOCKING,HEXAGON. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-481-2096, 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
999D0479PC21A
NSN: 5310-01-481-2096
FSC: 5310 — Nuts and Washers
CAGE: 63857 — CIRCOR NAVAL SOLUTIONS LLC DBA WARREN PUMPS (USA)
SPECIFICATIONS
part_name_assigned_by_controlling_agencyNUT,SELF-LOCKING,HEXAGON
NSN5310-01-481-2096
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 999D0479PC21A · 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT,SELF-LOCKING,HEXAGON
SUBSTITUTES & CROSS-REFERENCES 1
MS17829Z14CReference document
Same NSN cross-reference
Reference document — Design control — primary 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 999D0479PC21A?
999D0479PC21A is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 999D0479PC21A?
There is 1 known substitute for 999D0479PC21A: MS17829Z14C. Substitute compatibility should be verified for your specific system.
What is the NSN for 999D0479PC21A?
999D0479PC21A is cataloged in the U.S. Government catalog under NSN 5310-01-481-2096. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.