NSN 5310-00-497-3901, 5310004973901
Cancelled -> Replaced by 5310006195275

Federal Supply Classification: FSC 5310 - Nuts and Washers
National Item Identification Number: NIIN 004973901
Codification Country: United States
Item Name Code: INC 05277
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS^® Summary

National Stock Number 5310-00-497-3901

National Stock Number (NSN) 5310-00-497-3901, or NIIN 004973901, (nut,self-locking,hexagon) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5310006195275.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is unique to one weapons system.

There has been very little demand for this national stock number. The demand for this NSN originated from less than 5 countries.

This NSN is assigned to Item Name Code (INC) 05277. [A NUT HAVING A FLAT BOTTOM AND 6 SIDES. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER. EXCLUDES:NUT (1), SELF-LOCKING, CAP.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 5310004973901 contains an unknown precious metal.

This information was last updated on May 01, 2024.

Technical Characteristics

BEARING SURFACE TYPE: (CRTM) CHAMFERED
NOMINAL THREAD SIZE: (CQJX) 0.138 INCHES
NUT HEIGHT: (ADEA) 0.125 INCHES MINIMUM AND 0.141 INCHES MAXIMUM
NUT STYLE: (ACTA) HEXAGON
LOCKING FEATURE: (AAUM) PREVAILING TORQUE ALL METAL DESIGN
MATERIAL DOCUMENT AND CLASSIFICATION: (MDCL) QQ-A-225,T6 FED SPEC 1ST MATERIAL RESPONSE OVERALL OR QQ-A-225/6,T6 FED SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIAL: (MATT) ALUMINUM ALLOY 2014 OVERALL OR ALUMINUM ALLOY 2024 OVERALL
THREAD CLASS: (AAJD) 2B
THREAD DIRECTION: (AAJF) RIGHT-HAND
THREAD QUANTITY PER INCH: (CMLP) 32
THREAD SERIES: (BZRR) UNC
WIDTH ACROSS FLATS: (ASDB) 0.302 INCHES MINIMUM AND 0.314 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA: (ZZZK) 96906-MS20364/INACTIVE/ GOVERNMENT STANDARD AND 88044-AN364/CANCELLED/ GOVERNMENT STANDARD
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: (STDC) MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT: (SFTT) ANODIZE OVERALL
TEMP RATING: (AZKQ) 250.0 DEG FAHRENHEIT NOMINAL