5310-00-011-8776 WASHER,FLAT Index 5310-00-011-8778 WASHER,FLAT

National Stock Number:
5310-00-011-8777

Federal Supply Class:
5310

National Item Identification Number:
000118777

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:
11877712204DAIMLER CHRYSLER
11877724617GENERAL MOTORS CORP
11877731007NAVISTAR INTL CORP
1187777X677GENERAL MOTORS LLC
8X21-263734KAITLIN CORP
BEBX1M500000ORDNANCE CORPS
MS15795-11880205NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE
MS15795-11896906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.500 INCHES NOMINAL
OVERALL DIAMETER1.062 INCHES NOMINAL
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATAA TYPE AND 1 GRADE AND A CLASS
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENTPHOSPHATE OVERALL
THICKNESS0.074 INCHES MINIMUM AND 0.121 INCHES MAXIMUM


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