5310-00-551-6974 WASHER,FLAT Index 3120-00-551-6976 WASHER,FLAT

National Stock Number:
5310-00-551-6975

Federal Supply Class:
5310

National Item Identification Number:
005516975

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:
99867-22N935BOEING DISTRIBUTION SERVICES X, INC.
99867-259364HONEYWELL INTERNATIONAL INC.
99867-270210HONEYWELL INTERNATIONAL INC.
99867-272599ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO
99867-299193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HARDNESS RATING30.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.385 INCHES MINIMUM AND 0.391 INCHES MAXIMUM
OVERALL DIAMETER0.560 INCHES MINIMUM AND 0.590 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAISI TS ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 8617 OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.02075 INCHES MINIMUM AND 0.02125 INCHES MAXIMUM


Click here to Register for Free 30-day Trial