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G445491 — NUT,SHEET SPRING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

G445491: NUT,SHEET SPRING.

The NUT,SHEET SPRING is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, nut_style: SHEET SPRING, nut_width: 0.500 INCHES NOMINAL IN, nut_length: 0.760 INCHES NOMINAL IN, panel_thickness: 0.080 INCHES NOMINAL IN, material_thickness: 0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-154-3989, 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
G445491
NSN: 5310-01-154-3989
FSC: 5310 — Nuts and Washers
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
nut_styleSHEET SPRING
nut_width0.500 INCHES NOMINAL IN
nut_length0.760 INCHES NOMINAL IN
panel_thickness0.080 INCHES NOMINAL IN
material_thickness0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
mating_member_diameter_accommodated0.190 INCHES NOMINAL IN
NSN5310-01-154-3989
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: G445491 · 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
•
NUT WIDTH: 0.500 INCHES NOMINAL IN
•
NUT LENGTH: 0.760 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
•
PANEL THICKNESS: 0.080 INCHES NOMINAL IN
•
MATING MEMBER DIAMETER ACCOMMODATED: 0.190 INCHES NOMINAL IN
•
NUT STYLE: SHEET SPRING
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
TECHNICAL CHARACTERISTICS
NUT WIDTH0.500 INCHES NOMINAL IN
NUT LENGTH0.760 INCHES NOMINAL IN
MATERIAL THICKNESS0.029 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
PANEL THICKNESS0.080 INCHES NOMINAL IN
MATING MEMBER DIAMETER ACCOMMODATED0.190 INCHES NOMINAL IN
NUT STYLESHEET SPRING
MATERIALSTEEL CORROSION RESISTING OVERALL
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 2
C8123-10-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
445491Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is G445491?
G445491 is a NUT,SHEET SPRING.
What parts can replace G445491?
There are 2 known substitutes for G445491: C8123-10-1, 445491. Substitute compatibility should be verified for your specific system.
What is the NSN for G445491?
G445491 is cataloged in the U.S. Government catalog under NSN 5310-01-154-3989. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.