5306-00-011-8772 BOLT,MACHINE Index 5310-00-011-8774 WASHER,FLAT

National Stock Number:
5310-00-011-8773

Federal Supply Class:
5310

National Item Identification Number:
000118773

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:
11877312204DAIMLER CHRYSLER
1187731DF03ABM EQUIPMENT, LLC
11877324617GENERAL MOTORS CORP
11877331007NAVISTAR INTL CORP
1187737X677GENERAL MOTORS LLC
34705S223040FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES
60922H31007NAVISTAR INTL CORP
MILW1085TYPEA81349MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.281 INCHES NOMINAL
OVERALL DIAMETER0.625 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633,COMP FS1010 TO FS1020-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENTPHOSPHATE OVERALL
THICKNESS0.065 INCHES NOMINAL


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