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National Stock Number:
5310-00-012-0167
Federal Supply Class:
5310
National Item Identification Number:
000120167
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:
| 572513 | 1J4P3 | PARADIGM MANCHESTER INC. | | 572513 | 26065 | PARMAC INC | | 572513 | 26389 | DYNAMIC METAL PRODUCTS CO INC | | 572513 | 33615 | ENJET AERO MANCHESTER LLC | | 572513 | 51535 | CREST GOOD MANUFACTURING CO INC | | 572513 | 77445 | RTX CORPORATION | | 572513 | 87739 | SPIROL SHIM CORPORATION | | 572513 | JA269 | TOKYO JUDOI KOGYO K.K. | | 572513 | S0554 | TOKYO JUDOGI KOGYO CO. |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.505 INCHES MINIMUM AND 0.515 INCHES MAXIMUM | | OVERALL DIAMETER | 0.735 INCHES MINIMUM AND 0.745 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4544 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | NICKEL ALLOY 400 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.047 INCHES MINIMUM AND 0.055 INCHES MAXIMUM |
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