6645-00-171-5354 ROLLER,RECORDING INSTRUMENT CHAR Index 5305-00-171-5361 SCREW,ASSEMBLED WASHER

National Stock Number:
5310-00-171-5360

Federal Supply Class:
5310

National Item Identification Number:
001715360

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:
P15D6298-279500WESTINGHOUSE ELECTRIC CORP
P15D6298-283843SUNDSTRAND CORP ELECTRIC POWER SYSTEMS DIV
P15D6298-299167HAMILTON SUNDSTRAND CORPORATION


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.154 INCHES NOMINAL
OVERALL DIAMETER0.375 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONJAN-P-13,TY LTS-EM-1-CANC FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC PHENOLIC OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.063 INCHES NOMINAL


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