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NSN 5310-00-409-3355, 5310004093355
Cancelled -> Replaced by 5310015564485

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 004093355
Codification Country
United States
Item Name Code
INC 01857
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 5310-00-409-3355

National Stock Number (NSN) 5310-00-409-3355, or NIIN 004093355, (nut,plain,hexagon) was assigned January 20, 1972 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 1 stock number, 5310015564485.

There are 2 manufacturer part numbers associated with this NSN. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, 2 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, only one supplier is 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 5 years, with the most recent procurement date of Nov 08, 2017. There have been 3 contracts issued for this part number, with 3 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 3 different suppliers. The last contract numbers awarded were: SPE5E818V1261, SPE5E817V8968, SPE5E815MQ118. The total value of the awarded contracts has been US$ 5,521.69.

This NSN is very common among different weapons systems, belonging to 53 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 Jun 02, 2005, 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) 01857. [A NUT, FLAT ON TOP AND BOTTOM HAVING 6 FLAT SIDES. FOR ITEMS WHICH HAVE INTERNAL TAPERED OR STRAIGHT (PARALLEL) PIPE THREADS, SPECIFIC ELECTRICAL CONDUIT SIZE DESIGNATION, AND WHICH WHEN INSTALLED, PROVIDE A METHOD OF TIGHTENING TO LOCK THE CONNECTION, SEE LOCKNUT, ELECTRICAL CONDUIT. SEE ALSO LOCKNUT, TUBE FITTING. FOR ITEMS HAVING A THICKNESS (OR HEIGHT) EXCEEDING TWO TIMES THE WIDTH ACROSS THE FLATS, USE POST, ELECTRICAL-MECHANICAL EQUIPMENT. (WHEN HEIGHT OR THICKNESS AND/OR WIDTH ACROSS THE FLATS IS DESIGNATED AS A TOLERANCE DIMENSION, THE MAXIMUM DIMENSION WILL BE USED TO DETERMINE COMPLIANCE.)]. 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 5310004093355 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

BEARING SURFACE TYPE
(CRTM) CHAMFERED OR WASHER FACED
MATERIAL
(MATT) STEEL OVERALL
NOMINAL THREAD SIZE
(CQJX) 0.312 INCHES
NUT HEIGHT
(ADEA) 0.266 INCHES NOMINAL
NUT STYLE
(ACTA) HEXAGON
WIDTH ACROSS FLATS
(ASDB) 0.495 INCHES NOMINAL
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD CLASS
(AAJD) 2B
THREAD SERIES
(BZRR) UNC
THREAD QUANTITY PER INCH
(CMLP) 18

Manufacturer Part Numbers


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