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PartsTable / COMPONENT / G79-25
G79-25 ✓ 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 303 OVERALL, first_end_style: SQUARE, surface_treatment: PASSIVATE OVERALL, pin_overall_length: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN, pin_overall_diameter: 0.0623 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN, material_document_and_classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-01-269-4473, 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
G79-25
NSN: 5315-01-269-4473
FSC: 5315
CAGE: 00328 — DESIGNATRONICS INCORPORATED DIV STERLING INSTRUMENTS DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
first_end_styleSQUARE
surface_treatmentPASSIVATE OVERALL
pin_overall_length0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
pin_overall_diameter0.0623 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN
material_document_and_classificationASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
surface_treatment_document_and_classificationASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN5315-01-269-4473
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: G79-25 · 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 LENGTH: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
SURFACE TREATMENT: PASSIVATE OVERALL
•
MATERIAL: STEEL COMP 303 OVERALL
•
PIN OVERALL DIAMETER: 0.0623 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN
•
FIRST END STYLE: SQUARE
TECHNICAL CHARACTERISTICS (FLIS)
PIN OVERALL LENGTH0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTPASSIVATE OVERALL
MATERIALSTEEL COMP 303 OVERALL
PIN OVERALL DIAMETER0.0623 INCHES MINIMUM AND 0.0625 INCHES MAXIMUM IN
FIRST END STYLESQUARE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 28
S1481-2000Interchangeable
interchangeable cross-reference
interchangeable
6D3750Interchangeable
interchangeable cross-reference
interchangeable
6DE750Interchangeable
interchangeable cross-reference
interchangeable
31071Interchangeable
interchangeable cross-reference
interchangeable
M21143/2-27Interchangeable
interchangeable cross-reference
interchangeable
L2088498-11Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is G79-25?
G79-25 is a PIN,STRAIGHT,HEADLESS.
What parts can replace G79-25?
There are 28 known substitutes for G79-25: S1481-2000, 6D3750, 6DE750 and 25 more. Substitute compatibility should be verified for your specific system.
Is G79-25 still available?
G79-25 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026