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National Stock Number:
5310-00-291-4514
Federal Supply Class:
5310
National Item Identification Number:
002914514
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:
| L141-6222REV2PT1 | 3B150 | RAYTHEON COMPANY | | L141-6222REV2PT1 | 49956 | RAYTHEON COMPANY |
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Techincal Specification:
| MATERIAL | PLASTIC OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | 1422,FSCM 03494 MFR REF SINGLE MATERIAL RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.125 INCHES MINIMUM AND | | 0.128 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 0.635 INCHES MINIMUM AND | | 0.640 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.059 INCHES MINIMUM AND | | 0.063 INCHES MAXIMUM | | MINIMUM TENSILE STRENGTH | 8000 POUNDS PER SQUARE INCH |
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