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National Stock Number:
5310-00-187-1851
Federal Supply Class:
5310
National Item Identification Number:
001871851
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:
| 0206782 | 92392 | ALLIS-CHALMERS CORP | | 0206782-5 | 92392 | ALLIS-CHALMERS CORP | | 029021 | 59500 | TENNANT COMPANY | | 029021 | 77640 | ZF ACTIVE SAFETY AND ELECTRONICS US LLC | | 206782 | 92392 | ALLIS-CHALMERS CORP | | 356303S | 23040 | FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES | | 356303S | 57526 | FORD MOTOR COMPANY | | 37564HA | 31007 | NAVISTAR INTL CORP | | 37564HA | 89346 | NAVISTAR INTL CORP TRUCK BR OHIO PLANT | | 639121 | 34623 | AM GENERAL LLC | | 7-226 | 32195 | OUTBOARD MARINE CORP JOHNSON MOTORS DIV | | 87806 | F0590 | THOMSON/HOUSTON HOTCHKISS/BRANDT | | 87806 | F3880 | THALES AIR DEFENCE | | 87806 | F8224 | THALES LAS FRANCE SAS | | JT9151 | 81240 | WHITE FARM EQUIPMENT CO SUB OF TIC INVESTMENT INC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 38.0 ROCKWELL B MINIMUM AND 52.0 ROCKWELL B MAXIMUM | | HOLE DIAMETER | 0.328 INCHES NOMINAL | | OVERALL DIAMETER | 0.562 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1010 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT | CADMIUM OR ZINC OVERALL | | THICKNESS | 0.032 INCHES MINIMUM AND 0.045 INCHES MAXIMUM |
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