5310-00-411-0750 WASHER,FLAT Index 5310-00-411-0752 WASHER,LOCK

National Stock Number:
5310-00-411-0751

Federal Supply Class:
5310

National Item Identification Number:
004110751

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:
S8157C455-156H59364HONEYWELL INTERNATIONAL INC.
S8157C455-156H99193HONEYWELL INTERNATIONAL INC.


Techincal Specification:
CENTER HOLE SHAPE STYLEROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
HOLE DIAMETER0.378 INCHES MINIMUM AND 0.383 INCHES MAXIMUM
OVERALL DIAMETER0.873 INCHES MINIMUM AND 0.875 INCHES MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-250/11 TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALALUMINUM ALLOY 6061 OVERALL
PERIPHERAL SHAPE STYLEROUND
SPECIFICATION/STANDARD DATA70210-S8157 MANUFACTURERS STANDARD
SURFACE TREATMENTANODIZE OVERALL
THICKNESS0.156 INCHES NOMINAL


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