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National Stock Number:
5310-01-397-3388
Federal Supply Class:
5310
National Item Identification Number:
013973388
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:
| 15607RU | 73760 | ITT AEROSPACE CONTROLS LLC |
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Techincal Specification:
| MATERIAL | STEEL COMP 301 OR | | STEEL COMP 302 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5516 ASSN STD SINGLE MATERIAL RESPONSE OR | | AMS 5519 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | PASSIVATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 1.000 INCHES MINIMUM AND | | 1.010 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 1.295 INCHES MINIMUM AND | | 1.305 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.012 INCHES MINIMUM AND | | 0.018 INCHES MAXIMUM |
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