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National Stock Number:
5310-00-044-6548
Federal Supply Class:
5310
National Item Identification Number:
000446548
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:
| 1905-102 | 99872 | ENTRON INDUSTRIES LIMITED PARTNERSHIP DBA ENTRON INDUSTRIES PROPERTY DIV | | D7576-2-23 | 91340 | MET-PRO CORPORATION | | MILW1085TYPEA | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MPD9484-55-22 | 91340 | MET-PRO CORPORATION |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.375 INCHES NOMINAL | | OVERALL DIAMETER | 0.750 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-634 FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 1010 OR STEEL COMP 1020 OVERALL | | NONDEFINITIVE SPEC/STD DATA | A TYPE | | SPECIAL FEATURES | AS MOD BY FINISH | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT | CADMIUM OR ZINC OVERALL | | THICKNESS | 0.065 INCHES NOMINAL |
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