5310-01-016-4870 NUT,PLAIN,ROUND Index 5310-01-016-4872 WASHER,FLAT

National Stock Number:
5310-01-016-4871

Federal Supply Class:
5310

National Item Identification Number:
010164871

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:
395-018525500LOCKHEED MARTIN CORPORATION
5310PL05549319009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
6057018D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
AN 960-616D9182ZF INDUSTRIEANTRIEBE WITTEN GMBH
AN960-61688044AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.380 INCHES MINIMUM AND 0.400 INCHES MAXIMUM
OVERALL DIAMETER0.620 INCHES MINIMUM AND 0.645 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7952 MIL SPEC SINGLE MATERIAL RESPONSE OR QQ-S-698,COND CR,TEMPER 1 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-S-698,COND CR,TEMPER 2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENTCADMIUM OVERALL
TEST DATA DOCUMENT81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
THICKNESS0.053 INCHES MINIMUM AND 0.073 INCHES MAXIMUM


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