5310-01-309-7741 WASHER,FLAT Index 5310-01-309-7743 WASHER,FLAT

National Stock Number:
5310-01-309-7742

Federal Supply Class:
5310

National Item Identification Number:
013097742

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:
S8154-279C03059364HONEYWELL INTERNATIONAL INC.
S8154-279C03099193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.113 INCHES MINIMUM AND 0.115 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059,1/4 HARD,1/2 HARD OR FULL HARD MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5059,1/4 HARD MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-7720 MIL SPEC 3RD MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 301 OVERALL OR STEEL COMP 302 OVERALL OR STEEL COMP 303 OVERALL
PERIPHERAL SHAPE STYLEROUND
PROPRIETARY CHARACTERISTICSPACS
OVERALL DIAMETER0.170 INCHES MINIMUM AND 0.180 INCHES MAXIMUM
THICKNESS0.027 INCHES MINIMUM AND 0.033 INCHES MAXIMUM


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