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MS20253-1-82 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

MS20253-1-82: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302B OVERALL, first_end_style: CHAMFERED, special_features: FOR USE WITH HINGES COVERED BY MS20257 AND MS20001, surface_treatment: CADMIUM OR PASSIVATE OVERALL, pin_overall_length: 0.820 INCHES NOMINAL IN, pin_overall_diameter: 0.0770 INCHES MINIMUM AND 0.4700 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5315-01-486-0948, 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
MS20253-1-82
NSN: 5315-01-486-0948
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialSTEEL COMP 302B OVERALL
first_end_styleCHAMFERED
special_featuresFOR USE WITH HINGES COVERED BY MS20257 AND MS20001
surface_treatmentCADMIUM OR PASSIVATE OVERALL
pin_overall_length0.820 INCHES NOMINAL IN
pin_overall_diameter0.0770 INCHES MINIMUM AND 0.4700 INCHES MAXIMUM IN
first_end_taper_angle45.0 DEGREES NOMINAL
first_end_taper_length0.015 INCHES NOMINAL IN
second_end_taper_angle45.0 DEGREES NOMINAL
second_end_taper_length0.015 INCHES NOMINAL IN
material_document_and_classificationQQ-W-423 FED SPEC ALL MATERIAL RESPONSES OVERALL
second_end_relationship_with_first_endIDENTICAL
NSN5315-01-486-0948
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MS20253-1-82 · 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-416,TYPE 2 FED SPEC ALL TREATMENT RESPONSES OR QQ-P-35 FED SPEC ALL TREATMENT RESPONSES OVERALL
•
SECOND END TAPER ANGLE: 45.0 DEGREES NOMINAL
•
FIRST END STYLE: CHAMFERED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-W-423 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
SECOND END TAPER LENGTH: 0.015 INCHES NOMINAL IN
•
FIRST END TAPER ANGLE: 45.0 DEGREES NOMINAL
•
PIN OVERALL DIAMETER: 0.0770 INCHES MINIMUM AND 0.4700 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
FIRST END TAPER LENGTH0.015 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 2 FED SPEC ALL TREATMENT RESPONSES OR QQ-P-35 FED SPEC ALL TREATMENT RESPONSES OVERALL
SECOND END TAPER ANGLE45.0 DEGREES NOMINAL
FIRST END STYLECHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-W-423 FED SPEC ALL MATERIAL RESPONSES OVERALL
SECOND END TAPER LENGTH0.015 INCHES NOMINAL IN
FIRST END TAPER ANGLE45.0 DEGREES NOMINAL
PIN OVERALL DIAMETER0.0770 INCHES MINIMUM AND 0.4700 INCHES MAXIMUM IN
PIN OVERALL LENGTH0.820 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
SUBSTITUTES & CROSS-REFERENCES 3
AN253-1-82Reference document
Same NSN cross-reference
Reference document — Secondary reference
SAE-AS20253Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
MS20253Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 MS20253-1-82?
MS20253-1-82 is a PIN,STRAIGHT,HEADLESS.
What parts can replace MS20253-1-82?
There are 3 known substitutes for MS20253-1-82: AN253-1-82, SAE-AS20253, MS20253. Substitute compatibility should be verified for your specific system.
What is the NSN for MS20253-1-82?
MS20253-1-82 is cataloged in the U.S. Government catalog under NSN 5315-01-486-0948. This indicates validated use in U.S. government and defense supply chains.
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