Product Details | FLAT WASHER

5310-01-031-4191 A washer having a centrally located hole with a solid or laminated cross-section and two flat parallel bearing surfaces. The hole must be 75 percent or less than the largest dimension and the bearing surface finish is greater than 32 microinch (0.8 micrometer). The thickness cannot exceed 25 percent of the largest outside dimension. When the largest outside dimension is less than 1/4 inch or 6mm, the thickness must be 0.006 inches (0.15mm) or greater and for items 1/4 inch (6mm) or larger, the thickness must be 0.016 inches (0.4mm) or greater. The maximum tolerance is applied to dimensions and used as a determining factor. Items with separable lamination use SHIM. For items fabricated from ceramic or electrically rated materials by specification or industry standards use INSULATOR (1), WASHER. Excludes DISK, VALVE, graphite impregnated and lubricated items.

Part Alternates: 16050024, 16050-024, 5310-01-031-4191, 01-031-4191, 5310010314191, 010314191

Hardware and Abrasives | Nuts and Washers

Supply Group (FSG) NSN Assign. NIIN
53 01-031-4191

Drawings & Photos | NSN 5310-01-031-4191


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Technical Data | NSN 5310-01-031-4191

Characteristic Specifications
MATERIAL DOCUMENT AND CLASSIFICATION B36,ALLOY,FSCM 81346 ASSN STD SINGLE MATERIAL RESPONSE OR QQ-B-613,COMP 2,1/2 HARD FED SPEC SINGLE MATERIAL RESPONSE OVERALL
SURFACE TREATMENT NICKEL OVERALL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION QQ-N-290,CLASS 1,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
HOLE DIAMETER 0.081 INCHES MINIMUM AND 0.091 INCHES MAXIMUM
PERIPHERAL SHAPE STYLE 1 ROUND
OVERALL DIAMETER 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
CENTER HOLE SHAPE STYLE 1 ROUND
CROSS-SECTIONAL SHAPE STYLE 1 RECTANGULAR
THICKNESS 0.0187 INCHES MINIMUM AND 0.0213 INCHES MAXIMUM
MANUFACTURERS CODE 65092
DESIGN CONTROL REFERENCE 16050-024

Restrictions/Controls & Freight Information | NSN 5310-01-031-4191

Category Code Description
Hazardous Material Indicator CodeNThere is no data in the HMIS and the NSN is in an FSC not generally suspected of containing hazardous materials
Category Code Description
No Freight Information