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Technical Data Sheet
PartsTable / COMPONENT / A-80003
A-80003 ✓ 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 PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, first_end_style: SQUARE, hardness_rating: 54.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM OVERALL, pin_overall_length: 1.220 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN, pin_overall_diameter: 0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN, second_end_relationship_with_first_end: IDENTICAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-171-0761, 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
A-80003
NSN: 5315-01-171-0761
FSC: 5315
CAGE: 33413 — STONE CONSTRUCTION EQUIPMENT, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
first_end_styleSQUARE
hardness_rating54.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM OVERALL
pin_overall_length1.220 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN
pin_overall_diameter0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
second_end_relationship_with_first_endIDENTICAL
NSN5315-01-171-0761
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: A-80003 · 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
•
PIN OVERALL DIAMETER: 0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
MATERIAL: STEEL OVERALL
•
HARDNESS RATING: 54.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM OVERALL
•
PIN OVERALL LENGTH: 1.220 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN
•
FIRST END STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
PIN OVERALL DIAMETER0.4995 INCHES MINIMUM AND 0.5000 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALSTEEL OVERALL
HARDNESS RATING54.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM OVERALL
PIN OVERALL LENGTH1.220 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN
FIRST END STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
704891Interchangeable
interchangeable cross-reference
interchangeable
01128Interchangeable
interchangeable cross-reference
interchangeable
9-1060Interchangeable
interchangeable cross-reference
interchangeable
CU-5000Interchangeable
interchangeable cross-reference
interchangeable
2347Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-80003?
A-80003 is a PIN,STRAIGHT,HEADLESS.
What parts can replace A-80003?
There are 5 known substitutes for A-80003: 704891, 01128, 9-1060 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-80003?
A-80003 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-171-0761. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026