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National Stock Number:
5310-01-127-7113
Federal Supply Class:
5310
National Item Identification Number:
011277113
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:
| 728611 | 99167 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.102 INCHES MINIMUM AND 0.104 INCHES MAXIMUM | | OVERALL DIAMETER | 0.490 INCHES MINIMUM AND 0.500 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 4027,TEMPER T6 ASSN STD 1ST MATERIAL RESPONSE OR AMS 4117,TEMPER T6 ASSN STD 1ST MATERIAL RESPONSE OR AMS 4112,TEMPER T6 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM ALLOY 6061 OR ALUMINUM ALLOY 2024 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PN14.06-01,TYPE 2,CLASS 1,FSCM 99167 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | THICKNESS | 0.0225 INCHES MINIMUM AND 0.0275 INCHES MAXIMUM |
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