5310-01-117-4216 WASHER,FLAT Index 5310-01-117-4218 WASHER,FLAT

National Stock Number:
5310-01-117-4217

Federal Supply Class:
5310

National Item Identification Number:
011174217

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:
MIL-STD-13096906MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
S8157N460-01659364HONEYWELL INTERNATIONAL INC.
S8157N460-01699193HONEYWELL INTERNATIONAL INC.
S8157N460-016NA99193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.070 INCHES MINIMUM AND 0.080 INCHES MAXIMUM
MATERIALSTEEL COMP 321 OR STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 316 OR STEEL COMP 303 OVERALL
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER0.463 INCHES MINIMUM AND 0.468 INCHES MAXIMUM
THICKNESS0.014 INCHES MINIMUM AND 0.018 INCHES MAXIMUM


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