5310-00-637-2242, WASHER,FLAT

National Stock Number:
5310-00-637-2242

Federal Supply Class:
5310

National Item Identification Number:
006372242

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:

188773

06848

HONEYWELL INTERNATIONAL INC

Techincal Specification:

CENTER HOLE SHAPE STYLE	ROUND
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
HARDNESS RATING	35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
HOLE DIAMETER	0.343 INCHES MINIMUM AND 0.345 INCHES MAXIMUM
OVERALL DIAMETER	0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5504 ASSN STD 1ST MATERIAL RESPONSE AND AMS 5516 ASSN STD 2ND MATERIAL RESPONSE OVERALL
MATERIAL	STEEL COMP 410 OR STEEL COMP 302 OVERALL
PERIPHERAL SHAPE STYLE	ROUND
SURFACE FINISH	100.0 MICROINCHES ALL SURFACES
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ESA091 FSCM 06848 MFR REF SINGLE TREATMENT RESPONSE OVERALL
SURFACE TREATMENT	LEAD OVERALL
THICKNESS	0.025 INCHES MINIMUM AND 0.035 INCHES MAXIMUM

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