5310-01-205-5921 WASHER,FLAT Index 5310-01-205-5923 WASHER,SHOULDERED

National Stock Number:
5310-01-205-5922

Federal Supply Class:
5310

National Item Identification Number:
012055922

Description:
WASHER,FLAT

Detail:
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.


Manufacturer Information:
019200-317981SCI SYSTEMS INC
2203-N11606540NEW HAVEN MFG CORP AMATOM ELECTRONIC HARDWARE DIV
2203-N1161YGB8CAREY MANUFACTURING CO, INC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.116 INCHES MINIMUM AND 0.126 INCHES MAXIMUM
OVERALL DIAMETER0.245 INCHES MINIMUM AND 0.265 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONL-P-410 FED SPEC 1ST MATERIAL RESPONSE OR MIL-P-24074 MIL SPEC 2ND MATERIAL RESPONSE OVERALL
MATERIALPLASTIC POLYAMIDE OR PLASTIC POLYTETRAFLUOROETHYLENE OVERALL
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.013 INCHES MINIMUM AND 0.019 INCHES MAXIMUM


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