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NSN 5310-00-777-2308, 5310007772308
WASHER,SPRING TENSION

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 007772308
Codification Country
United States
Item Name Code
INC 15938
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 5310-00-777-2308

National Stock Number (NSN) 5310-00-777-2308, or NIIN 007772308, (washer,spring tension) was assigned April 12, 1972 in the Federal Logistics Information System (FLIS). This NIIN is Available for Manual Assignment. This NSN does not replace any other NSNs.

There are 6 manufacturer part numbers associated with this NSN. 4 of those part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by 7 suppliers. Today, 3 suppliers are listed as Active suppliers for this NSN. Of the active suppliers, there are no suppliers that are deemed design controlled or valid supply parts. ISO Group has several sources of supply for this NSN.

This part number has not been procured by the US Government in over 5 years, with the most recent procurement date of Feb 05, 2019. There have been 4 contracts issued for this part number, with 4 awards given. There is minimal competition for this NSN. The US Government has awarded contracts to 2 different suppliers. The last contract numbers awarded were: SPE5E719V2348, SPE5E719V1342, SPM5E113VA697, SPM5E713M2189. The total value of the awarded contracts has been US$ 475.26.

This NSN is fairly common among different weapons systems, belonging to 15 different platforms.

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 Apr 25, 2008, 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) 15938. [A BENT SPRING METAL WASHER WITH A CENTRALLY LOCATED HOLE. IT IS DESIGNED TO EXERT PRESSURE AXIALLY WHEN ASSEMBLED IN PLACE.]. 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 5310007772308 contains an unknown precious metal.

This NSN is associated to Schedule B 7318210000: spring washers and other lock washers, 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

HARDNESS RATING
(CQFM) 38.0 ROCKWELL C MINIMUM AND 50.0 ROCKWELL C MAXIMUM
HOLE DIAMETER
(AAUB) 1.201 INCHES NOMINAL
OUTSIDE DIAMETER
(ABKV) 1.831 INCHES NOMINAL
OVERALL HEIGHT
(ABKW) 0.059 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) SK5M,FSCM 05341 MFR REF SINGLE MATERIAL RESPONSE OR S75CM,FSCM 05341 MFR REF SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS
(ABPX) 0.024 INCHES NOMINAL
MATERIAL
(MATT) STEEL OVERALL
STYLE DESIGNATOR
(STYL) SPRING TENSION
SURFACE TREATMENT
(SFTT) PHOSPHATE OVERALL

Manufacturer Part Numbers

146938

RNCC
5
RNVC
9
30500654

RNCC
5
RNVC
9
30500654

RNCC
5
RNVC
9
AL3515

RNCC
5
RNVC
9
BS204

RNCC
C
RNVC
1
BS204

RNCC
3
RNVC
9
K6204

RNCC
5
RNVC
9

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