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National Stock Number:
5310-00-167-0689
Federal Supply Class:
5310
National Item Identification Number:
001670689
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:
| 122-2298838 PC 218 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 122-2298838 PIE | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 122-2422387 PC 218 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 122-2422391 PIECE 218 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 122-2422395 PIECE 218 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 122-2422417 PC 218 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | 701-2298824 PC 218 | 80064 | NAVAL SHIP SYSTEMS COMMAND | | AN960B1216 | 88044 | AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE | | NAS1149B1290H | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.755 INCHES MINIMUM AND 0.775 INCHES MAXIMUM | | OVERALL DIAMETER | 1.307 INCHES MINIMUM AND 1.332 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-613 FED SPEC ALL MATERIAL RESPONSES OVERALL | | MATERIAL | COPPER ALLOY 268 OR COPPER ALLOY 11 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.080 INCHES MINIMUM AND 0.100 INCHES MAXIMUM |
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