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National Stock Number:
5310-01-474-8790
Federal Supply Class:
5310
National Item Identification Number:
014748790
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:
| 1550301 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 1550301-44 | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 1603000-B | 10001 | NAVAIR AND NAVSEA MANAGED ORIGINAL DESIGN ACTIVITY DWG NOT MATERIAL/PARTS SUPPLIER | | 1603000-B | 45738 | OXY METAL INDUSTRIES CORP PARKER CO THE | | 1550301-44 | 53711 | NAVAL SEA SYSTEMS COMMAND | | 1550301-44 | D9182 | ZF INDUSTRIEANTRIEBE WITTEN GMBH | | TECTYL 848D HF | 0YMU2 | DAUBERT CHEMICAL COMPANY, INC. | | LONE STAR L.S.-5941 | 1LZ92 | LONGHORN STATE ENTERPRISE, INC | | TECTYL 848D | 72527 | VALVOLINE INC DIV OEM GROUP | | TECTYL 848D HF | 7X108 | DAUBERT CHEMICAL CO | | 1603000-B | 80066 | ORDNANCE BUREAU OF U S GOVT | | KRONAPLATE 5941 | 8F024 | METAL IMPROVEMENT CO LLC |
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Techincal Specification:
| MATERIAL | STEEL OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AISI E4140,UNS G41400 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PHOSPHATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | DOD-P-16232,TYPE M,CLASS 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.640 INCHES NOMINAL | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 1.250 INCHES NOMINAL | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.187 INCHES NOMINAL | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND | | 42.0 ROCKWELL C MAXIMUM | | SURFACE FINISH | 250.0 MICROINCHES ALL SURFACES | | SPEC/STD CONTROLLING DATA | | | MANUFACTURERS CODE | 45738 | | MFR SOURCE CONTROLLING REFERENCE | 1603000-B |
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