6625-00-061-4991 GENERATOR,SIGNAL Index 5365-00-061-4995 SPACER,SLEEVE

National Stock Number:
5310-00-061-4994

Federal Supply Class:
5310

National Item Identification Number:
000614994

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:
417300-0207690BAE SYSTEMS CONTROLS INC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HEAT TREATMENTH-34 STRAIN HARDENED, STABILIZED TO 1/2 HARD
HOLE DIAMETER0.195 INCHES MINIMUM AND 0.200 INCHES MAXIMUM
OVERALL DIAMETER0.859 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-318 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 5052 OVERALL
PERIPHERAL SHAPE STYLEROUND
SPECIAL FEATURESBEARING SURFACES SHALL BE PARALLEL WITHIN 0.002
SURFACE FINISH63.0 MICROINCHES BOTTOM
SURFACE FINISH63.0 MICROINCHES TOP
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTOXIDE FILM OVERALL
THICKNESS0.125 INCHES NOMINAL


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