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NSN 5310-00-272-6424, 5310002726424
Cancelled -> Replaced by 5310009946957

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 002726424
Codification Country
United States
Item Name Code
INC 29729
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.
Availability: Readily Available Qualified Suppliers: Currently qualifying suppliers

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DLMS® Summary

National Stock Number 5310-00-272-6424

National Stock Number (NSN) 5310-00-272-6424, or NIIN 002726424, (nut,self-locking,extended washer) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN replaces 2 stock numbers: 5310009946957, 5310008098185.

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 3 suppliers. Today, 3 suppliers are listed as Active suppliers 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 a year. There have been 8 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: SPE4A223F6202, SPE4A223F1737, SPE4A223F0990, SPE4A223F1737, SPE4A223F0990. The total value of the awarded contracts has been US$ 58,676.51.

This NSN is somewhat common among different platforms, belonging to 3 different weapons systems.

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: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. This part requires engineering source approval by the design control activity in order to maintain the quality of the part. An alternate source must qualify in accordance with the design control activity's procedures, as approved by the cognizant Government engineering activity. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 29729. [A NUT HAVING 12 DRIVE POINTS, 24 SIDES, AND AN INTEGRAL WASHER WHICH EXTENDS BEYOND THE POINTS OR PERIPHERY. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING ON THE THREADS OF A MATING MEMBER.]. 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 5310002726424 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

MATERIAL
(MATT) STEEL COMP 8630 OVERALL OR STEEL COMP 4037 OVERALL OR STEEL COMP 8740 OVERALL
HARDNESS RATING
(CQFM) 38.0 ROCKWELL C MAXIMUM
LOCKING FEATURE
(AAUM) PREVAILING TORQUE ALL METAL DESIGN
LUBRICATION
(ABAJ) SOLUBLE LUBRICANT
OVERALL HEIGHT
(ABKW) 1.130 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) AMS 6280 ASSN STD 1ST MATERIAL RESPONSE OR AMS 6300 ASSN STD 2ND MATERIAL RESPONSE OR AMS 6322 ASSN STD 3RD MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) STEEL COMP 8630 OR STEEL COMP 4037 OR STEEL COMP 8740 OVERALL
NOMINAL THREAD SIZE
(CQJX) 1.000 INCHES
NUT STYLE
(ACTA) DOUBLE HEXAGON
WASHER OUTSIDE DIAMETER
(AAVX) 1.625 INCHES MAXIMUM
WASHER THICKNESS
(ADEM) 0.265 INCHES MINIMUM
WIDTH ACROSS FLATS
(ASDB) 1.178 INCHES MINIMUM AND 1.190 INCHES MAXIMUM
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
(STDC) QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT
(SFTT) CADMIUM OVERALL
TEMP RATING
(AZKQ) 450.0 FAHRENHEIT NOMINAL
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD CLASS
(AAJD) 3B
THREAD SERIES
(BZRR) UNS
THREAD QUANTITY PER INCH
(CMLP) 14
TEMP RATING
(AZKQ) 450.0 DEG FAHRENHEIT NOMINAL

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