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1918-8-A-2-4PP — NUT,SELF-LOCKING,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

1918-8-A-2-4PP: NUT,SELF-LOCKING,ROUND.

The NUT,SELF-LOCKING,ROUND is a the manufacturer industrial component. Key specifications include nut_style: ROUND, lubrication: DRY FILM LUBRICANT, special_features: METRIC, end_item_identification: AN/SPS-69 RADAR. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-358-1875, 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
1918-8-A-2-4PP
NSN: 5310-01-358-1875
FSC: 5310 — Nuts and Washers
CAGE: 0KXH9 — BARNHILL BOLT CO., INC. (USA)
SPECIFICATIONS
nut_styleROUND
lubricationDRY FILM LUBRICANT
special_featuresMETRIC
end_item_identificationAN/SPS-69 RADAR
NSN5310-01-358-1875
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1918-8-A-2-4PP · 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
•
LUBRICATION: DRY FILM LUBRICANT
•
NUT STYLE: ROUND
TECHNICAL CHARACTERISTICS
LUBRICATIONDRY FILM LUBRICANT
SPECIAL FEATURESMETRIC
NUT STYLEROUND
END ITEM IDENTIFICATIONAN/SPS-69 RADAR
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 1
M81.25HXNTFFSSPAReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1918-8-A-2-4PP?
1918-8-A-2-4PP is a NUT,SELF-LOCKING,ROUND.
What parts can replace 1918-8-A-2-4PP?
There is 1 known substitute for 1918-8-A-2-4PP: M81.25HXNTFFSSPA. Substitute compatibility should be verified for your specific system.
What is the NSN for 1918-8-A-2-4PP?
1918-8-A-2-4PP is cataloged in the U.S. Government catalog under NSN 5310-01-358-1875. 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.