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395039 — 395039

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

395039: 395039.

The 395039 is a the manufacturer industrial component. Key specifications include end_item_identification: B-52 ACFT. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-004-6428, 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
395039
NSN: 5310-01-004-6428
NIINs: 010046428, 013570108
FSC: 5310 — Nuts and Washers
CAGE: 27238 — BRISTOL INDUSTRIES, LLC (USA)
SPECIFICATIONS
end_item_identificationB-52 ACFT
NSN5310-01-004-6428
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 395039 · 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
•
WASHER OUTSIDE DIAMETER: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
•
WIDTH ACROSS FLATS: 0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
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THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
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HARDNESS RATING: 39.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
•
WASHER THICKNESS: 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.345 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
WASHER OUTSIDE DIAMETER0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN
WIDTH ACROSS FLATS0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONAMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
HARDNESS RATING39.0 ROCKWELL C MINIMUM AND 46.0 ROCKWELL C MAXIMUM
WASHER THICKNESS0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6322 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.312 INCHES IN
SUBSTITUTES & CROSS-REFERENCES 1
DLH3830-054Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 395039?
395039 is a 395039.
What parts can replace 395039?
There is 1 known substitute for 395039: DLH3830-054. Substitute compatibility should be verified for your specific system.
What is the NSN for 395039?
395039 is cataloged in the U.S. Government catalog under NSN 5310-01-004-6428. 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.