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NSN 5310-00-840-0023, 5310008400023
NUT,SELF-LOCKING,DOUBLE HEXAGON

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 008400023
Codification Country
United States
Item Name Code
INC 05276
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 5310-00-840-0023

National Stock Number (NSN) 5310-00-840-0023, or NIIN 008400023, (nut,self-locking,double hexagon) was assigned January 1, 1962 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 2 manufacturer part numbers associated with this NSN. One of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 2 suppliers. Today, one supplier is listed as an Active supplier for this NSN. Of the active suppliers, only one supplier is deemed design controlled or valid supply parts.

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

This NSN is assigned to Item Name Code (INC) 05276. [A NUT HAVING 12 DRIVE POINTS AND 24 SIDES. THE BEARING SURFACE MAY BE WASHER FACED. AN INTEGRAL LOCKING FEATURE IS INCORPORATED IN THE DESIGN OF THE HEAD OR IN THE THREADS.]. 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 5310008400023 contains an unknown precious metal.

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

NUT HEIGHT
(ADEA) 0.548 NOMINAL MILS AND 0.578 NOMINAL CENTIMETERS
TEMP RATING
(AZKQ) 250.0 DEG FAHRENHEIT NOMINAL
BEARING SURFACE TYPE
(CRTM) CHAMFERED OR WASHER FACED
LOCKING FEATURE
(AAUM) PREVAILING TORQUE WITH NONMETALLIC INSERT
NUT HEIGHT
(ADEA) 0.548 INCHES MINIMUM AND 0.578 INCHES MAXIMUM
NUT STYLE
(ACTA) DOUBLE HEXAGON
MATERIAL
(MATT) PLASTIC POLYAMIDE LOCKING INSERT
MATERIAL
(MATT) STEEL COMP 3140 NUT
NOMINAL THREAD SIZE
(CQJX) 0.500 INCHES
WIDTH ACROSS FLATS
(ASDB) 0.616 INCHES MINIMUM AND 0.627 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE NUT
SURFACE TREATMENT
(SFTT) CADMIUM NUT
TEMP RATING
(AZKQ) 250.0 FAHRENHEIT NOMINAL
THREAD CLASS
(AAJD) 3B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD SERIES
(BZRR) UNF
THREAD QUANTITY PER INCH
(CMLP) 20

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