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National Stock Number:
5310-00-282-5741
Federal Supply Class:
5310
National Item Identification Number:
002825741
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:
| 147292 | 00198 | PRATT & WHITNEY CANADA CORP | | 147292 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | 147292 | R1120 | SATAIR A/S |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.448 INCHES MINIMUM AND | | 0.458 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 0.750 INCHES MINIMUM AND | | 0.770 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.120 INCHES MINIMUM AND | | 0.130 INCHES MAXIMUM | | HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND | | 45.0 ROCKWELL C MAXIMUM | | MATERIAL | STEEL COMP 1095 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5121 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
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