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NSN 5310-00-321-4677, 5310003214677
WASHER,SHOULDERED

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 003214677
Codification Country
United States
Item Name Code
INC 15934
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 5310-00-321-4677

National Stock Number (NSN) 5310-00-321-4677, or NIIN 003214677, (washer,shouldered) was assigned November 18, 1973 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. None of the associated part number(s) are considered obsolete. The manufacturer part numbers were originally supplied by one supplier. 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. 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 21, 2012. There has been one contract issued for this part number, with 8 awards given. The US Government has only awarded those contracts to one supplier. The last contract numbers awarded were: SPM74001D9711, SPM74001D9711, SPM74001D9711, SPM74001D9711, SPM74001D9711. The total value of the awarded contracts has been US$ 105,655.22.

This NSN is unique to one weapons system.

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 Government does not have adequate data, lacks rights to data, or both, needed to purchase this part from additional sources. Valid AMCs: 1, 2, 3, 4 and 5.

This NSN is assigned to Item Name Code (INC) 15934. [A WASHER, ROUND IN SHAPE, AND HAVING A CENTRALLY LOCATED HOLE. ONE BEARING SURFACE IS FLAT AND UNBROKEN, THE OTHER SURFACE IS IN THE FORM OF A RAISED SHOULDER (BOSS) HAVING A FLAT BEARING SURFACE. THE THICKNESS OF THE SHOULDER (BOSS) MUST NOT EXCEED 25 PERCENT OF THE SHOULDER (BOSS) DIAMETER. FOR ITEMS HAVING A SHOULDER (BOSS) OF GREATER THICKNESS, USE BEARING, SLEEVE; BUSHING SLEEVE; OR SPACER, SLEEVE. EXCLUDES:INSULATOR, WASHER AND THRUST TYPE WASHERS.]. 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 5310003214677 contains an unknown precious metal.

This NSN is associated to Schedule B 7318220000: washers other than 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

HOLE DIAMETER
(AAUB) 0.251 INCHES MINIMUM AND 0.253 INCHES MAXIMUM
OUTSIDE DIAMETER
(ABKV) 0.528 INCHES MINIMUM AND 0.529 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION
(MDCL) QQ-S-764 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIAL THICKNESS
(ABPX) 0.033 INCHES MINIMUM AND 0.035 INCHES MAXIMUM
MATERIAL
(MATT) STEEL COMP 303 OVERALL
SHOULDER HEIGHT
(ABMG) 0.013 INCHES MINIMUM AND 0.017 INCHES MAXIMUM
SHOULDER DIAMETER
(AAVH) 0.440 INCHES MINIMUM AND 0.450 INCHES MAXIMUM
SPECIAL FEATURES
(FEAT) CHAMFER ONE EDGE OF OD 40 DEG MIN TO 50 DEG MAX,0.010 IN. MIN TO 0.020 IN. MAX LG
STYLE DESIGNATOR
(STYL) SHOULDERED

Manufacturer Part Numbers


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