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National Stock Number:
5310-01-497-5127
Federal Supply Class:
5310
National Item Identification Number:
014975127
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:
| 140-009E8S12 | 97499 | BELL TEXTRON INC | | DCN-H1-ISST.3.02-008 | T0009 | METAS IZMIR METALURJI FB.T.A.S. |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.178 INCHES MINIMUM AND 0.198 INCHES MAXIMUM | | OVERALL DIAMETER | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5517 ASSN STD 1ST MATERIAL RESPONSE OR AMS5903 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 303 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE FINISH | 125.0 MICROINCHES ALL SURFACES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC 1ST TREATMENT RESPONSE OR QQ-P-416,TYPE II FED SPEC 2ND TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OR CADMIUM AND CHROMATE OVERALL | | THICKNESS | 0.082 INCHES MINIMUM AND 0.098 INCHES MAXIMUM |
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