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Technical Data Sheet
PartsTable / COMPONENT / 5315H23-000
5315H23-000 ✓ 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 COMP 1095 OVERALL, first_end_style: SQUARE, pin_overall_length: 3.035 INCHES MINIMUM AND 3.045 INCHES MAXIMUM IN, pin_overall_diameter: 0.3125 INCHES NOMINAL IN, material_document_and_classification: MIL-S-8559 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL, 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 5315-00-222-7141, 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
5315H23-000
NSN: 5315-00-222-7141
FSC: 5315
CAGE: 81996 — US ARMY AVIATION AND MISSILE COMMAND (USA)
SPECIFICATIONS
materialSTEEL COMP 1095 OVERALL
first_end_styleSQUARE
pin_overall_length3.035 INCHES MINIMUM AND 3.045 INCHES MAXIMUM IN
pin_overall_diameter0.3125 INCHES NOMINAL IN
material_document_and_classificationMIL-S-8559 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
NSN5315-00-222-7141
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5315H23-000 · 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 DOCUMENT AND CLASSIFICATION: MIL-S-8559 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 1095 OVERALL
•
PIN OVERALL DIAMETER: 0.3125 INCHES NOMINAL IN
•
FIRST END STYLE: SQUARE
•
PIN OVERALL LENGTH: 3.035 INCHES MINIMUM AND 3.045 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-8559 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1095 OVERALL
PIN OVERALL DIAMETER0.3125 INCHES NOMINAL IN
FIRST END STYLESQUARE
PIN OVERALL LENGTH3.035 INCHES MINIMUM AND 3.045 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
31121-1Interchangeable
interchangeable cross-reference
interchangeable
219A55Interchangeable
interchangeable cross-reference
interchangeable
3-1121Interchangeable
interchangeable cross-reference
interchangeable
XR1902SNInterchangeable
interchangeable cross-reference
interchangeable
MS35036-153Interchangeable
interchangeable cross-reference
interchangeable
5940001434774Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5315H23-000?
5315H23-000 is a PIN,STRAIGHT,HEADLESS.
What parts can replace 5315H23-000?
There are 15 known substitutes for 5315H23-000: 31121-1, 219A55, 3-1121 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5315H23-000?
5315H23-000 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-222-7141. 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