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 M45913/1-4CG8Z is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-531-7280, 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
M45913/1-4CG8Z
NSN:5310-01-531-7280 FSC:5310 CAGE:81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part Number
M45913/1-4CG8Z
NSN
5310-01-531-7280
COMPONENT DIAGRAM
KEY FEATURES
•
NUT HEIGHT: 0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
•
WIDTH ACROSS FLATS: 0.428 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
•
THREAD CLASS: 2B
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
MATERIAL: STEEL OVERALL
•
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT
0.298 INCHES MINIMUM AND 0.328 INCHES MAXIMUM IN
WIDTH ACROSS FLATS
0.428 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
THREAD CLASS
2B
NOMINAL THREAD SIZE
0.250 INCHES IN
MATERIAL
STEEL OVERALL
LOCKING FEATURE
PREVAILING TORQUE WITH NONMETALLIC INSERT
THREAD DIRECTION
RIGHT-HAND
THREAD SERIES
UNIFIED NATIONAL COARSE (UNC)
BEARING SURFACE TYPE
FLAT
END ITEM IDENTIFICATION
2510-01-525-2652 KIT ASSEMBLY, PERIMETER W/UNDERCARRIAGE ARMOR, MAK 2-DOOR, HMMWV;RG-33 ARMORED UTILITY VEHICLE (AUV); MRAP - M-ATV WITH CS13 POP AND SNE; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS); A4 BRADLEY FIGHTING VEHICLE; A3 BRADLEY FIGHTING VEHICLE
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FREQUENTLY ASKED QUESTIONS
What is M45913/1-4CG8Z?
M45913/1-4CG8Z is a M45913/1-4CG8Z.
What parts can replace M45913/1-4CG8Z?
There are 21 known substitutes for M45913/1-4CG8Z: MS51943-4, 5310PL0918864, M45913/3-5FG8P and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M45913/1-4CG8Z?
M45913/1-4CG8Z is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-531-7280. This indicates validated use in U.S. government and defense supply chains.
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