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National Stock Number:
5310-00-281-4588
Federal Supply Class:
5310
National Item Identification Number:
002814588
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:
| 191084 | 11449 | TURBO POWER & MARINE SYSTEM INC SUB OF UNITED TECHNOLOGIES CORP | | 191084 | 27068 | DCP SPRING ACQUISITION COMPANY, INC. | | 191084 | 31633 | ALINABAL HOLDINGS CORPORATION | | 191084 | 77445 | RTX CORPORATION | | 191084 | 81924 | ATOMIC ENERGY COMMISSION OAK RIDGE OPNS OFFICE | | 191084 | JA269 | TOKYO JUDOI KOGYO K.K. | | 191084 | S0554 | TOKYO JUDOGI KOGYO CO. |
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Techincal Specification:
| MATERIAL | STEEL COMP 301 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5519 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.540 INCHES MINIMUM AND | | 0.560 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 0.980 INCHES MINIMUM AND | | 0.990 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.038 INCHES MINIMUM AND | | 0.048 INCHES MAXIMUM | | PART NAME ASSIGNED BY CONTROLLING AGENCY | NAVY SPECIAL PROJECT |
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