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National Stock Number:
5310-00-077-1927
Federal Supply Class:
5310
National Item Identification Number:
000771927
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:
| 174376 | 13002 | GOODRICH CORPORATION | | 174376 | 17576 | GOODRICH CORP DBA GOODRICH CORP | | 174376 | 45934 | ONTIC ENGINEERING & MANUFACTURING, INC | | 174376 | 55284 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| MATERIAL | STEEL COMP 1095 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5121 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 1.780 INCHES MINIMUM AND | | 1.790 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 2.150 INCHES MINIMUM AND | | 2.170 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.060 INCHES MINIMUM AND | | 0.070 INCHES MAXIMUM |
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