PartsTable
Technical Data Sheet
Download PDF

MS20253P4-283 — MS20253P4-283

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

MS20253P4-283: MS20253P4-283.

The MS20253P4-283 is a the manufacturer industrial component. This part is cataloged in the U.S. Government catalog under NSN 5315-01-457-2131, 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
MS20253P4-283
NSN: 5315-01-457-2131
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
Part NumberMS20253P4-283
NSN5315-01-457-2131
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS20253P4-283 · 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
•
FIRST END TAPER LENGTH: 0.015 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
FIRST END STYLE: CHAMFERED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-423 FORM 1 CONDITION B FED SPEC ALL MATERIAL RESPONSES HANDLE
•
FIRST END TAPER ANGLE: 45.0 DEGREES NOMINAL
•
PIN OVERALL DIAMETER: 0.1780 INCHES MINIMUM AND 0.1800 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 2.815 INCHES MINIMUM AND 2.845 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS
FIRST END TAPER LENGTH0.015 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
FIRST END STYLECHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-423 FORM 1 CONDITION B FED SPEC ALL MATERIAL RESPONSES HANDLE
FIRST END TAPER ANGLE45.0 DEGREES NOMINAL
PIN OVERALL DIAMETER0.1780 INCHES MINIMUM AND 0.1800 INCHES MAXIMUM IN
PIN OVERALL LENGTH2.815 INCHES MINIMUM AND 2.845 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 316 OVERALL
SUBSTITUTES & CROSS-REFERENCES 2
20382Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS20253Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
Ready to buy MS20253P4-283?
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 MS20253P4-283?
MS20253P4-283 is a MS20253P4-283.
What parts can replace MS20253P4-283?
There are 2 known substitutes for MS20253P4-283: 20382, SAE-AS20253. Substitute compatibility should be verified for your specific system.
What is the NSN for MS20253P4-283?
MS20253P4-283 is cataloged in the U.S. Government catalog under NSN 5315-01-457-2131. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — MS20253P4-283

✓ 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.