4935-00-141-9681 TEST STATION,GUIDED MISSILE Index 5310-00-141-9683 WASHER,FLAT

National Stock Number:
5310-00-141-9682

Federal Supply Class:
5310

National Item Identification Number:
001419682

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:
62664906848HONEYWELL INTERNATIONAL INC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING35.0 ROCKWELL C NOMINAL
HOLE DIAMETER0.316 INCHES MINIMUM AND 0.320 INCHES MAXIMUM
OVERALL DIAMETER0.488 INCHES MINIMUM AND 0.492 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5610 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 416F OVERALL
PERIPHERAL SHAPE STYLEROUND
SURFACE FINISH40.0 MICROINCHES BOTTOM
SURFACE FINISH40.0 MICROINCHES TOP
SURFACE TREATMENTPASSIVATE OVERALL
THICKNESS0.0650 INCHES MINIMUM AND 0.0652 INCHES MAXIMUM


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