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National Stock Number:
5310-00-167-0741
Federal Supply Class:
5310
National Item Identification Number:
001670741
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:
| 10087988 | A486G | NIMIKKEISTOKESKUS NCB FINLAND | | 2411413 | 001JK | EMBRAER S.A. DBA EMBRAER | | 2411413 | FB459 | EMBRAER AVIATION INTERNATIONAL | | 2411413 | S4956 | EMBRAER EMPRESA BRASILEIRA DE AERONAUTICA SA | | 407 698 | 77294 | PIPER INDUSTRIAL MANUFACTURING COMPANY, LLC | | 474466 | 57733 | STEWART-WARNER CORPORATION | | 8538283 | 18876 | U S ARMY AVIATION AND MISSILE COMMAND | | 90738 | 06848 | HONEYWELL INTERNATIONAL INC | | 90738 | 55284 | HONEYWELL INTERNATIONAL INC. | | 907381 | 06848 | HONEYWELL INTERNATIONAL INC | | AN960D716 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HEAT TREATMENT | T-3 SOLUTION HEAT TREATED, COLD WORKED OR T-4 SOLUTION HEAT TREATED, NATURAL AGED | | HOLE DIAMETER | 0.453 INCHES NOMINAL | | OVERALL DIAMETER | 0.745 INCHES MINIMUM AND 0.770 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-362 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.058 INCHES MINIMUM AND 0.070 INCHES MAXIMUM |
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