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N181391 — WASHER TAB

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

N181391: WASHER TAB.

The WASHER TAB is a the manufacturer industrial component. Key specifications include fsc_application_data: COMPRESSION,ROTATING PART ASSEMBLY, end_item_identification: AV-8B ACFT. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-215-5528, 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
N181391
NSN: 5310-01-215-5528
FSC: 5310 — Nuts and Washers
CAGE: 55070 — GOODRICH DBA FORMERLY KNOWN AS KELSEY- HAYES (USA)
SPECIFICATIONS
fsc_application_dataCOMPRESSION,ROTATING PART ASSEMBLY
end_item_identificationAV-8B ACFT
NSN5310-01-215-5528
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: N181391 · 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
•
FSC APPLICATION DATA: COMPRESSION,ROTATING PART ASSEMBLY
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATACOMPRESSION,ROTATING PART ASSEMBLY
END ITEM IDENTIFICATIONAV-8B ACFT
SUBSTITUTES & CROSS-REFERENCES 1
181391Reference 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 N181391?
N181391 is a WASHER TAB.
What parts can replace N181391?
There is 1 known substitute for N181391: 181391. Substitute compatibility should be verified for your specific system.
What is the NSN for N181391?
N181391 is cataloged in the U.S. Government catalog under NSN 5310-01-215-5528. 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.