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National Stock Number:
5310-21-908-0082
Federal Supply Class:
5310
National Item Identification Number:
219080082
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:
| 10516475 | 56161 | GENERAL DYNAMICS LAND SYSTEMS - CANADA CORPORATION | | 2405-0550.04 | S3002 | GENERAL DYNAMICS EUROPEAN LAND SYSTEMS - MOWAG GMBH | | 5310-01-209-7262 | 55555 | NATO NATIONS |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 13.00 MILLIMETERS MINIMUM AND 13.40 MILLIMETERS MAXIMUM | | MATERIAL | STEEL COMP 1050 OVERALL OR STEEL COMP 1551 OVERALL OR STEEL COMP 1552 OVERALL OR STEEL COMP 1053 OVERALL OR STEEL COMP 1054 OVERALL OR STEEL COMP 1055 OVERALL OR STEEL COMP 1059 OVERALL OR STEEL COMP 1060 OVERALL OR STEEL COMP 1561 OVERALL OR STEEL COMP 1062 OVERALL OR STEEL COMP 1064 OVERALL OR STEEL COMP 1065 OVERALL OR STEEL COMP 1566 OVERALL OR STEEL COMP 1069 OVERALL OR STEEL COMP 1070 OVERALL OR STEEL COMP 1071 OVERALL OR STEEL COMP 1572 OVERALL OR STEEL COMP 1075 OVERALL OR STEEL COMP 1078 OVERALL OR STEEL COMP 1080 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 25.80 MILLIMETERS MINIMUM AND 26.40 MILLIMETERS MAXIMUM | | THICKNESS | 3.32 MILLIMETERS MINIMUM AND 3.68 MILLIMETERS MAXIMUM |
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