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NSN 5310-01-531-3950, 5310015313950
NUT,SELF-LOCKING,HEXAGON

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 015313950
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.
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DLMS® Summary

National Stock Number 5310-01-531-3950

National Stock Number (NSN) 5310-01-531-3950, or NIIN 015313950, (nut,self-locking,hexagon) was assigned July 7, 2005 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 3 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over a year. There have been 10 contracts issued for this part number, with 10 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 5 different suppliers. The last contract numbers awarded were: SPE4A623P8500, SPE4A522P9422, SPE4A522V0060, SPE4A522P0136, SPE5E018V4825. The total value of the awarded contracts has been US$ 47,887.97.

This NSN is very common among different weapons systems, belonging to 38 different platforms.

There has been a small amount of demand for this national stock number. The demand for this NSN originated from less than 5 countries. Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Nov 07, 2017, this NSN's acquisition method was noted as: Suitable for Competitive Acquisition. (Potential sources shall include dealers/distributors.) The Government has unlimited rights to the technical data, and the data package is complete. Valid AMCs: 1 and 2.

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 5310015313950 does not contain precious metals.

This NSN is associated to Schedule B 8710000090: parts of armored fighting vehicles,motorized, whether or not fitted with weapons. The Schedule B End Use is listed as military trucks, armored vehicles, etc.. NAICS classification category 336992: military armored vehicle, tank, and tank component manufacturing.

This information was last updated on .


Technical Characteristics

END ITEM IDENTIFICATION
(AGAV) M939 FOV; M915A1 ARMOR KIT NSN 2540-01-527-1418;RG-33 MRAP; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
BEARING SURFACE FINISH
(CSXL) 125.0 MICROINCHES
BEARING SURFACE TYPE
(CRTM) CHAMFERED OR WASHER FACED
NOMINAL THREAD SIZE
(CQJX) 0.250 INCHES
NUT HEIGHT
(ADEA) 0.212 INCHES MINIMUM AND 0.288 INCHES MAXIMUM
NUT STYLE
(ACTA) HEXAGON
LOCKING FEATURE
(AAUM) PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION
(ABAJ) DRY FILM LUBRICANT
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) SAEJ995,GR5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL OVERALL
THREAD CLASS
(AAJD) 2B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD SERIES
(BZRR) UNC
THREAD QUANTITY PER INCH
(CMLP) 20
WIDTH ACROSS FLATS
(ASDB) 0.428 INCHES MINIMUM AND 0.439 INCHES MAXIMUM
SURFACE TREATMENT
(SFTT) ZINC OVERALLCHROMATE OVERALL
TEMP RATING
(AZKQ) 250.0 DEG FAHRENHEIT NOMINAL
III END ITEM IDENTIFICATION
(AGAV) M939 FOV; M915A1 ARMOR KIT NSN 2540-01-527-1418;RG-33 MRAP; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
III BEARING SURFACE FINISH
(CSXL) 125.0 MICROINCHES
SURFACE TREATMENT
(SFTT) ZINC OVERALL
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL AND CHROMATE OVERALL

Manufacturer Part Numbers


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