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National Stock Number:
5310-00-990-5663
Federal Supply Class:
5310
National Item Identification Number:
009905663
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:
| 558650 | 11449 | TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP | | 558650 | 32448 | A.W. MACK MANUFACTURING CO. INC. | | 558650 | 77445 | RTX CORPORATION | | 558650 | J1695 | KITO MFG CO. LTD | | 558650 | S0254 | KITO MFG CO. LTD |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HEAT TREATMENT | AS FABRICATED | | HOLE DIAMETER | 0.997 INCHES MINIMUM AND 0.998 INCHES MAXIMUM | | OVERALL DIAMETER | 1.360 INCHES MINIMUM AND 1.370 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 302 OR STEEL COMP 303 OR STEEL COMP 304 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.129 INCHES MINIMUM AND 0.131 INCHES MAXIMUM |
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