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National Stock Number:
5310-01-046-0610
Federal Supply Class:
5310
National Item Identification Number:
010460610
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:
| 5000683 | 99167 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.110 INCHES MINIMUM AND 0.140 INCHES MAXIMUM | | OVERALL DIAMETER | 0.280 INCHES MINIMUM AND 0.300 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6721 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6721 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6721 MIL SPEC 4TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 302 OR STEEL COMP 321 OR STEEL COMP 347 OR STEEL COMP 348 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.025 INCHES MINIMUM AND 0.035 INCHES MAXIMUM |
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