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National Stock Number:
5310-00-599-3361
Federal Supply Class:
5310
National Item Identification Number:
005993361
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:
| 747 | 06023 | REGO CO A MARMON GROUP CO | | 747 | 82971 | BASTIAN BLESSING CO INC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.234 INCHES MINIMUM AND 0.266 INCHES MAXIMUM | | OVERALL DIAMETER | 0.703 INCHES MINIMUM AND 0.734 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-F-1148 GRADE CH MIL SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | PAPER OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.109 INCHES MINIMUM AND 0.141 INCHES MAXIMUM |
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