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National Stock Number:
5310-01-340-4641
Federal Supply Class:
5310
National Item Identification Number:
013404641
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:
| 5006412-3 | 99167 | HAMILTON SUNDSTRAND CORPORATION |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.423 INCHES MINIMUM AND 0.433 INCHES MAXIMUM | | OVERALL DIAMETER | 0.714 INCHES MINIMUM AND 0.724 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5506 ASSN STD ALL MATERIAL RESPONSES OR AMS 5620 ASSN STD ALL MATERIAL RESPONSES OR AMS 5621 ASSN STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 420 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | PN14.10,CAGEC 99167 MFR REF SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | THICKNESS | 0.0312 INCHES NOMINAL |
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