5310-01-019-8890 WASHER,FLAT Index 5310-01-019-8897 WASHER,RECESSED

National Stock Number:
5310-01-019-8893

Federal Supply Class:
5310

National Item Identification Number:
010198893

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:
1826 501 007-104577MISSION SYSTEMS ORCHARD PARK INC
1826-501-007-104577MISSION SYSTEMS ORCHARD PARK INC


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.108 INCHES MINIMUM AND 0.109 INCHES MAXIMUM
OVERALL DIAMETER0.212 INCHES MINIMUM AND 0.213 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-M-20693,TY 1 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALPLASTIC POLYHEXAMETHYLENE AMIDE OVERALL
PERIPHERAL SHAPE STYLEROUND
SURFACE FINISH32.0 MICROINCHES BOTTOM
SURFACE FINISH32.0 MICROINCHES TOP
THICKNESS0.029 INCHES MINIMUM AND 0.034 INCHES MAXIMUM


Click here to Register for Free 30-day Trial