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NSN 5310-01-026-4705, 5310010264705
NUT,PLAIN,HEXAGON

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 010264705
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 5310-01-026-4705

National Stock Number (NSN) 5310-01-026-4705, or NIIN 010264705, (nut,plain,hexagon) was assigned August 25, 1976 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) 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 5310010264705 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

BEARING SURFACE FINISH
(CSXL) 125.0 MICROINCHES
BEARING SURFACE TYPE
(CRTM) CHAMFERED
COUNTERSINK ANGLE
(CRSQ) 80.0 DEGREES MINIMUM NUT AND 100.0 DEGREES MAXIMUM NUT
HARDNESS RATING
(CQFM) 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
NOMINAL THREAD SIZE
(CQJX) 0.438 INCHES
NUT STYLE
(ACTA) HEXAGON
NUT HEIGHT
(ADEA) 0.560 INCHES MINIMUM AND 0.590 INCHES MAXIMUM
MATERIAL
(MATT) STEEL COMP 4140 OVERALL
SPECIAL FEATURES
(FEAT) FLANGED ON ONE END 1.170 IN. NOM DIA,0.450 IN. NOM LG
THREAD CLASS
(AAJD) 3B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD SERIES
(BZRR) UNF
THREAD QUANTITY PER INCH
(CMLP) 20
WIDTH ACROSS FLATS
(ASDB) 0.682 INCHES MINIMUM AND 0.687 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL

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