PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 57-4039
57-4039 ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The NUT,PLAIN,CLINCH is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, nut_style: CLINCH, nut_height: 0.203 INCHES NOMINAL IN, nut_diameter: 0.281 INCHES NOMINAL IN, pilot_length: 0.078 INCHES NOMINAL IN, thread_class: 2B. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-515-7377, 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
57-4039
NSN: 5310-00-515-7377
FSC: 5310
CAGE: 77885 — SEEBURG CORP THE SEEBURG PRODUCTS DIV (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2024 OVERALL
nut_styleCLINCH
nut_height0.203 INCHES NOMINAL IN
nut_diameter0.281 INCHES NOMINAL IN
pilot_length0.078 INCHES NOMINAL IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
pilot_diameter0.216 INCHES MINIMUM AND 0.218 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
nominal_thread_size0.164 INCHES IN
thread_quantity_per_inch32
material_document_and_classificationQQ-A-268 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-515-7377
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 57-4039 · 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
•
MATERIAL: ALUMINUM ALLOY 2024 OVERALL
•
NUT STYLE: CLINCH
•
NUT DIAMETER: 0.281 INCHES NOMINAL IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
NOMINAL THREAD SIZE: 0.164 INCHES IN
•
THREAD QUANTITY PER INCH: 32
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-268 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PILOT LENGTH: 0.078 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALALUMINUM ALLOY 2024 OVERALL
NUT STYLECLINCH
NUT DIAMETER0.281 INCHES NOMINAL IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD SIZE0.164 INCHES IN
THREAD QUANTITY PER INCH32
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-268 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PILOT LENGTH0.078 INCHES NOMINAL IN
NUT HEIGHT0.203 INCHES NOMINAL IN
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
34-404Interchangeable
interchangeable cross-reference
interchangeable
OO-S-236 TY2SZ10Interchangeable
interchangeable cross-reference
interchangeable
OO-S-236Interchangeable
interchangeable cross-reference
interchangeable
34-413Interchangeable
interchangeable cross-reference
interchangeable
DC3305Interchangeable
interchangeable cross-reference
interchangeable
3305Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 57-4039?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 57-4039?
57-4039 is a NUT,PLAIN,CLINCH.
What parts can replace 57-4039?
There are 6 known substitutes for 57-4039: 34-404, OO-S-236 TY2SZ10, OO-S-236 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 57-4039?
57-4039 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-515-7377. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 57-4039

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026