5305-00-290-1562 SETSCREW Index 5930-00-290-1567 SWITCH SECTION

National Stock Number:
5310-00-290-1565

Federal Supply Class:
5310

National Item Identification Number:
002901565

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:
10-003-0411877NEWPORT SCIENTIFIC INC HYGRODYNAMIC PRODUCTS DIV
S8157L12-02870210HONEYWELL INTERNATIONAL INC.
S8157L12-02872599ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO
S8157L12-02899193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
MATERIALRUBBER SYNTHETIC OVERALL
MATERIAL DOCUMENT AND CLASSIFICATION8028,FSCM 71643 MFR REF SINGLE MATERIAL RESPONSE OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.510 INCHES MINIMUM AND
0.530 INCHES MAXIMUM
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER0.860 INCHES MINIMUM AND
0.880 INCHES MAXIMUM
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.028 INCHES NOMINAL


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