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National Stock Number:
5310-01-484-5976
Federal Supply Class:
5310
National Item Identification Number:
014845976
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:
| S8157 | 64547 | HONEYWELL INTERNATIONAL, INC | | S8157N40-010 | 64547 | HONEYWELL INTERNATIONAL, INC | | S8157N40-010 | 70210 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.318 INCHES MINIMUM AND 0.338 INCHES MAXIMUM | | OVERALL DIAMETER | 0.720 INCHES MINIMUM AND 0.780 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6721,TYPE 321 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059,TYPE 301,TYPE 302,TYPE 316 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-7720,TYPE 303 MIL SPEC 3RD MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 321 OR STEEL COMP 316 OR STEEL COMP 302 OR STEEL COMP 301 OR STEEL COMP 303 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES | | THICKNESS | 0.010 INCHES NOMINAL |
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