5310-01-210-1675 WASHER,FLAT Index 5925-01-210-1677 CIRCUIT BREAKER

National Stock Number:
5310-01-210-1676

Federal Supply Class:
5310

National Item Identification Number:
012101676

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:
75A326457-200305457BRITISH AEROSPACE NORTH AMERICA INC
75A326457-2003K0289BRITISH AEROSPACE MILITARY AIRCRAFT & AEROSTRUCTURES
75A326457-2003K1987BAE SYSTEMS PLC
75A326457-2003U9143BAE SYSTEMS (OPERATIONS) LIMITED


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER5.0 MILLIMETERS NOMINAL
MATERIALSTEEL CORROSION RESISTING OVERALL
PERIPHERAL SHAPE STYLESQUARE
PROPRIETARY CHARACTERISTICSPACS
SPECIAL FEATURESTWO OPPOSITE EDGES CHAMFERED; ONE EDGE ROUNDED WITH 0.400 IN. RADIUS
WIDTH ACROSS FLATS0.460 INCHES NOMINAL
THICKNESS0.076 INCHES MINIMUM AND 0.084 INCHES MAXIMUM


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