5340-00-998-5017 STRAP,RETAINING Index 5360-00-998-5022 SPRING,HELICAL,COMPRESSION

National Stock Number:
5310-00-998-5020

Federal Supply Class:
5310

National Item Identification Number:
009985020

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:
10125557-10194580HONEYWELL INTERNATIONAL INC.
21C829-00504660AIL SYSTEMS INC SUB OF EATON CORP
315400141ROLLER BEARING CO OF AMERICA, INC
31D5429964ALLIED DEVICES CORP DBA ABSOLUTE PRECISION CO


Techincal Specification:
OVERALL DIAMETER0.500 INCHES NOMINAL
PERIPHERAL SHAPE STYLEROUND
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
THICKNESS0.078 INCHES NOMINAL
SURFACE TREATMENTPASSIVATE OVERALL
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.257 INCHES NOMINAL


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