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NSN 5310-00-402-2837, 5310004022837
NUT,SELF-LOCKING,SPLINE

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 004022837
Codification Country
United States
Item Name Code
INC 15893
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 5310-00-402-2837

National Stock Number (NSN) 5310-00-402-2837, or NIIN 004022837, (nut,self-locking,spline) was assigned April 3, 1970 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There is only one manufacturer part number associated with this NSN. One of those 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.

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

This NSN is somewhat common among different platforms, belonging to 2 different weapons systems.

Based on a planned procurement review by the Primary Inventory Control Activity (PICA) on Dec 13, 2013, this NSN's acquisition method was noted as: Acquire directly from the actual manufacturer, whether or not the prime contractor is the actual manufacturer. The annual buy value of this part falls below the screening threshold of $10,000 but it has been screened for known source(s). (NOTE: This code shall not be used when screening parts entering the inventory. It shall not be assigned in preference to or supersede any other AMSC.) Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 15893. [A NUT HAVING AN EXTERNALLY SPLINED SLEEVE, WHICH HOLDS IT IN POSITION WHEN FORCED INTO A HOLE OF SLIGHTLY SMALLER DIAMETER. AN INTEGRAL FEATURE IS INCORPORATED FOR LOCKING.]. 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 5310004022837 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-A-225/5,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL
(MATT) ALUMINUM ALLOY 2017 OVERALL
NOMINAL THREAD SIZE
(CQJX) 0.164 INCHES
NUT HEIGHT
(ADEA) 0.424 INCHES NOMINAL
NUT DIAMETER
(ACTD) 0.312 INCHES NOMINAL
NUT STYLE
(ACTA) SPLINE
PILOT LENGTH
(AAVM) 0.344 INCHES NOMINAL
PILOT DIAMETER
(AAVL) 0.228 INCHES MINIMUM AND 0.233 INCHES MAXIMUM
SURFACE TREATMENT
(SFTT) OXIDE FILM OVERALL
THREAD CLASS
(AAJD) 2B
THREAD DIRECTION
(AAJF) RIGHT-HAND
THREAD QUANTITY PER INCH
(CMLP) 32
THREAD SERIES
(BZRR) UNC

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