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NSN 5310-00-426-0633, 5310004260633
WASHER,RECESSED

Federal Supply Classification
FSC 5310 - Nuts and Washers
National Item Identification Number
NIIN 004260633
Codification Country
United States
Item Name Code
INC 15933
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 5310-00-426-0633

National Stock Number (NSN) 5310-00-426-0633, or NIIN 004260633, (washer,recessed) was assigned January 1, 1963 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

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

This NSN is assigned to Item Name Code (INC) 15933. [A WASHER OF ANY PERIPHERAL SHAPE HAVING A CENTRALLY LOCATED HOLE. BOTH BEARING SURFACES ARE PARALLEL AND FLAT, BUT ONE OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILARLY SHAPED RECESS. THE THICKNESS MUST NOT EXCEED 25 PER CENT OF THE OUTSIDE DIAMETER OR THE LARGEST OUTSIDE DIMENSION. THE MAXIMUM LIMIT OF THE TOLERANCE OR RANGE APPLIED TO THE THICKNESS AND/OR LARGEST OUTSIDE DIMENSION MUST BE USED TO DETERMINE COMPLIANCE. EXCLUDES:WASHER, CONCAVE, RETAINER, PACKING, AND THRUST TYPE WASHERS. SEE ALSO SPACER, SLEEVE; AND SPACER, STEPPED.]. 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 5310004260633 contains an unknown precious metal.

This information was last updated on .


Technical Characteristics

OVERALL HEIGHT
(ABKW) 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM
STYLE DESIGNATOR
(STYL) 15 RECESSED
STYLE DESIGNATOR
(STYL) RECESS
MATERIAL THICKNESS
(ABPX) 0.469 INCHES MINIMUM AND 0.531 INCHES MAXIMUM
HOLE DIAMETER
(AAUB) 1.031 INCHES MINIMUM AND 1.094 INCHES MAXIMUM
OUTSIDE DIAMETER
(ABKV) 3.219 INCHES MINIMUM AND 3.281 INCHES MAXIMUM
RECESS DIAMETER
(ABMD) 1.453 INCHES NOMINAL
RECESS ANGLE
(CSTM) 120.000 DEGREES NOMINAL
STYLE DESIGNATOR
(STYL) RECESSED
RECESS DEPTH
(ABMH) 0.250 INCHES NOMINAL
MATERIAL
(MATT) STEEL OVERALL

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