9905-00-215-7507 PLATE,IDENTIFICATION Index 5310-00-215-7509 WASHER,FLAT

National Stock Number:
5310-00-215-7508

Federal Supply Class:
5310

National Item Identification Number:
002157508

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:
17023200088ROYAL OAK GAGE INC
17023211449TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP
17023227068DCP SPRING ACQUISITION COMPANY, INC.
17023262224SATELLITE AEROSPACE, INCORPORATED
17023277445RTX CORPORATION
34679300088ROYAL OAK GAGE INC
CVC754-548C2980378TRIUMPH AEROSTRUCTURES, LLC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.448 INCHES MINIMUM AND 0.458 INCHES MAXIMUM
OVERALL DIAMETER0.745 INCHES MINIMUM AND 0.770 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5504 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 410 OVERALL
PERIPHERAL SHAPE STYLEROUND
SURFACE TREATMENTPASSIVATE OVERALL
THICKNESS0.057 INCHES MINIMUM AND 0.068 INCHES MAXIMUM


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