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National Stock Number:
5310-01-485-6307
Federal Supply Class:
5310
National Item Identification Number:
014856307
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:
| 123187-2 | 82340 | L3HARRIS TECHNOLOGIES, INC. |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | DEE | | HOLE DIAMETER | 1.134 INCHES MINIMUM AND 1.144 INCHES MAXIMUM | | OVERALL DIAMETER | 1.870 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTMA66,TY304 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 304 OVERALL | | PERIPHERAL SHAPE STYLE | DEE | | SPECIAL FEATURES | ROUND EDGE CUT TWO FLATS AT 45 DEGREES AND FOUR PILOT HOLES AT 0.09 | | WIDTH | 1.660 INCHES NOMINAL | | SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL |
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