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National Stock Number:
5310-00-209-2249
Federal Supply Class:
5310
National Item Identification Number:
002092249
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:
| 11354 | 84760 | STANADYNE CORPORATION | | 311 | 84760 | STANADYNE CORPORATION | | 367984R1 | 29930 | INTERNATIONAL HARVESTER CO AGRICULTURAL EQUIPMENT DIV | | 367984R1 | 31007 | NAVISTAR INTL CORP | | 367984R1 | 92679 | NAVISTAR INTL CORP MELROSE PARK ENGINE PLANT LOCATION /MELROSE PARK/ | | 40885 | 95201 | NAPCO INTERNATIONAL LLC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 38.0 ROCKWELL SUPERFICIAL 15-T MINIMUM OR 38.0 ROCKWELL SUPERFICIAL 15-T MAXIMUM | | HOLE DIAMETER | 0.380 INCHES MINIMUM AND 0.385 INCHES MAXIMUM | | OVERALL DIAMETER | 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM | | MATERIAL | COPPER OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM |
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