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 M45913/1-7CG5Z 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 5310-01-514-0441, 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
M45913/1-7CG5Z
NSN:5310-01-514-0441 FSC:5310 CAGE:81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
Part Number
M45913/1-7CG5Z
NSN
5310-01-514-0441
COMPONENT DIAGRAM
KEY FEATURES
•
NUT STYLE: HEXAGON
•
THREAD QUANTITY PER INCH: 14
•
WIDTH ACROSS FLATS: 0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
•
NOMINAL THREAD SIZE: 0.438 INCHES IN
•
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
•
SURFACE TREATMENT: ZINC NUT
•
MATERIAL: STEEL NUT
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE J995,GR 5 ASSN STD SINGLE MATERIAL RESPONSE NUT
TECHNICAL CHARACTERISTICS (FLIS)
NUT STYLE
HEXAGON
THREAD QUANTITY PER INCH
14
WIDTH ACROSS FLATS
0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM IN
NOMINAL THREAD SIZE
0.438 INCHES IN
BEARING SURFACE TYPE
CHAMFERED OR WASHER FACED
SURFACE TREATMENT
ZINC NUT
MATERIAL
STEEL NUT
MATERIAL DOCUMENT AND CLASSIFICATION
SAE J995,GR 5 ASSN STD SINGLE MATERIAL RESPONSE NUT
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
ASTM B633,TYPE 2,FE/ZN5 ASSN STD SINGLE TREATMENT RESPONSE NUT
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FREQUENTLY ASKED QUESTIONS
What is M45913/1-7CG5Z?
M45913/1-7CG5Z is a M45913/1-7CG5Z.
What parts can replace M45913/1-7CG5Z?
There are 21 known substitutes for M45913/1-7CG5Z: MS51943-4, 5310PL0918864, M45913/3-5FG8P and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M45913/1-7CG5Z?
M45913/1-7CG5Z is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-514-0441. This indicates validated use in U.S. government and defense supply chains.
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