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National Stock Number:
5310-00-445-8555
Federal Supply Class:
5310
National Item Identification Number:
004458555
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:
| 40A39802-3 | 11599 | TRIUMPH ENGINE CONTROL SYSTEMS LLC | | 40A39802-3 | 29092 | COLT INDUSTRIES INC HOLLEY AUTOMOTIVE DIV |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.750 INCHES NOMINAL | | OVERALL DIAMETER | 1.100 INCHES MINIMUM AND 1.120 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5515 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5516 ASSN STD 1ST MATERIAL RESPONSE AND AMS 5517 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5518 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5519 ASSN STD 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 302 OR STEEL COMP 301 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.0135 INCHES MINIMUM AND 0.0165 INCHES MAXIMUM |
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