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PartsTable / COMPONENT / G79-20
G79-20 ✓ 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. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-823-8767, 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
G79-20
NSN: 5315-00-823-8767
FSC: 5315
CAGE: 00328 — DESIGNATRONICS INCORPORATED DIV STERLING INSTRUMENTS DIV (USA)
SPECIFICATIONS
Part NumberG79-20
NSN5315-00-823-8767
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: G79-20 · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 24
756369Interchangeable
interchangeable cross-reference
interchangeable
31071Interchangeable
interchangeable cross-reference
interchangeable
D127Interchangeable
interchangeable cross-reference
interchangeable
3100-0054Interchangeable
interchangeable cross-reference
interchangeable
139866H2CInterchangeable
interchangeable cross-reference
interchangeable
667-0091-000Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is G79-20?
G79-20 is a PIN,STRAIGHT,HEADLESS.
What parts can replace G79-20?
There are 24 known substitutes for G79-20: 756369, 31071, D127 and 21 more. Substitute compatibility should be verified for your specific system.
Is G79-20 still available?
G79-20 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