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NSN 5310-00-012-5557, 5310000125557
NUT,PLAIN,SQUARE

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 000125557
Codification Country
United States
Item Name Code
INC 01858
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 5310-00-012-5557

National Stock Number (NSN) 5310-00-012-5557, or NIIN 000125557, (nut,plain,square) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

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 assigned to Item Name Code (INC) 01858. [A NUT, FLAT ON TOP AND BOTTOM, HAVING 4 FLAT SIDES. 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 5310000125557 does not contain precious metals.

This NSN is associated to Schedule B 7318160000: nuts of iron or steel. The Schedule B End Use is listed as finished metal shapes. NAICS classification category 332722: bolt, nut, screw, rivet, and washer manufacturing.

This information was last updated on .


Technical Characteristics

SURFACE TREATMENT
(SFTT) CADMIUM OVERALL OR ZINC OVERALL
TEMP RATING
(AZKQ) NOT RATED
BEARING SURFACE TYPE
(CRTM) WASHER FACED
NUT STYLE
(ACTA) SQUARE
NUT HEIGHT
(ADEA) 0.632 INCHES MINIMUM AND 0.680 INCHES MAXIMUM
MATERIAL
(MATT) STEEL OVERALL
NOMINAL THREAD SIZE
(CQJX) 0.750 INCHES
WIDTH ACROSS FLATS
(ASDB) 1.088 INCHES MINIMUM AND 1.1250 INCHES MAXIMUM
SURFACE TREATMENT
(SFTT) CADMIUM OR ZINC OVERALL
THREAD CLASS
(AAJD) 2B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD SERIES
(BZRR) UNC
THREAD QUANTITY PER INCH
(CMLP) 10
HARDNESS RATING
(CQFM) NOT RATED

Manufacturer Part Numbers


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