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8166492 — PIN,LOCK

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8166492: PIN,LOCK.

The PIN,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, special_features: THIS ITEM HAS A UNIQUE STYLE, style_designator: LOCK, end_item_identification: MK44 MOD1, WEAPON SYSTEM, 7.6MM MINIGUN MM, part_name_assigned_by_controlling_agency: RING,RETAINING. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-530-3374, 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
8166492
NSN: 5315-01-530-3374
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
special_featuresTHIS ITEM HAS A UNIQUE STYLE
style_designatorLOCK
end_item_identificationMK44 MOD1, WEAPON SYSTEM, 7.6MM MINIGUN MM
part_name_assigned_by_controlling_agencyRING,RETAINING
NSN5315-01-530-3374
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8166492 · 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
KEY FEATURES
•
STYLE DESIGNATOR: LOCK
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORLOCK
SPECIAL FEATURESTHIS ITEM HAS A UNIQUE STYLE
PART NAME ASSIGNED BY CONTROLLING AGENCYRING,RETAINING
END ITEM IDENTIFICATIONMK44 MOD1, WEAPON SYSTEM, 7.6MM MINIGUN MM
MATERIALSTEEL CORROSION RESISTING OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
RU-245Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 8166492?
8166492 is a PIN,LOCK.
What parts can replace 8166492?
There is 1 known substitute for 8166492: RU-245. Substitute compatibility should be verified for your specific system.
What is the NSN for 8166492?
8166492 is cataloged in the U.S. Government catalog under NSN 5315-01-530-3374. 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.