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Technical Data Sheet
PartsTable / COMPONENT / M45913/3-10CG8C
M45913/3-10CG8C ✓ 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 M45913/3-10CG8C is a the manufacturer industrial component. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-061-4651, 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
M45913/3-10CG8C
NSN: 5310-00-061-4651
FSC: 5310
CAGE: 81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part NumberM45913/3-10CG8C
NSN5310-00-061-4651
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: M45913/3-10CG8C · 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 HEIGHT: 0.765 INCHES MAXIMUM IN
•
THREAD CLASS: 3B
•
NUT STYLE: HEXAGON
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
SURFACE TREATMENT: CADMIUM OVERALL EXCEPT INSERT
•
MATERIAL: STEEL NUT
•
HARDNESS RATING: 26.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
•
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT0.765 INCHES MAXIMUM IN
THREAD CLASS3B
NUT STYLEHEXAGON
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
SURFACE TREATMENTCADMIUM OVERALL EXCEPT INSERT
MATERIALSTEEL NUT
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 35.0 ROCKWELL C MAXIMUM
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
THREAD QUANTITY PER INCH11
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
MIL-DTL-45913CInterchangeable
interchangeable cross-reference
interchangeable
114356AInterchangeable
interchangeable cross-reference
interchangeable
MS51943-1Interchangeable
interchangeable cross-reference
interchangeable
M45913/3-9FG8CInterchangeable
interchangeable cross-reference
interchangeable
MS51943-42Interchangeable
interchangeable cross-reference
interchangeable
13113Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is M45913/3-10CG8C?
M45913/3-10CG8C is a M45913/3-10CG8C.
What parts can replace M45913/3-10CG8C?
There are 17 known substitutes for M45913/3-10CG8C: MIL-DTL-45913C, 114356A, MS51943-1 and 14 more. Substitute compatibility should be verified for your specific system.
Is M45913/3-10CG8C still available?
M45913/3-10CG8C 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