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National Stock Number:
5310-00-929-4077
Federal Supply Class:
5310
National Item Identification Number:
009294077
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.
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Manufacturer Information:
| VS15306-10 | 77272 | THE BOEING COMPANY |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.631 INCHES MINIMUM AND 0.651 INCHES MAXIMUM | | OVERALL DIAMETER | 1.052 INCHES MINIMUM AND 1.072 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-685-CANC FED SPEC 1ST MATERIAL RESPONSE AND AISI ASSN STD 2ND MATERIAL RESPONSE AND AISI ASSN STD 3RD MATERIAL RESPONSE AND AISI ASSN STD 4TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OR STEEL COMP 1095 OR STEEL COMP 1050 OR STEEL COMP 1040 OVERALL | | MINIMUM TENSILE STRENGTH | 140000 POUNDS PER SQUARE INCH | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THICKNESS | 0.022 INCHES MINIMUM AND 0.042 INCHES MAXIMUM |
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