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National Stock Number:
5310-01-223-9489
Federal Supply Class:
5310
National Item Identification Number:
012239489
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:
| 19734A5 | 75377 | KURZ & ROOT GENERATOR COMPANY, LLC |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 1.140 INCHES MINIMUM AND 1.155 INCHES MAXIMUM | | OVERALL DIAMETER | 2.000 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A663 ASSN STD ALL MATERIAL RESPONSES OR ASTM A575 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A575 ASSN STD 2ND MATERIAL RESPONSE OR ASTM A575 ASSN STD 3RD MATERIAL RESPONSE OR ASTM A575 ASSN STD 4TH MATERIAL RESPONSE OR ASTM A575 ASSN STD 5TH MATERIAL RESPONSE OR ASTM A575 ASSN STD 6TH MATERIAL RESPONSE OR ASTM A575 ASSN STD 7TH MATERIAL RESPONSE OR ASTM A575 ASSN STD 8TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1008 OR STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1017 OR STEEL COMP 1020 OR STEEL COMP 1023 OR STEEL COMP 1025 OR STEEL COMP M1020 OR STEEL COMP M1025 OR STEEL COMP M1031 OR STEEL COMP 1031 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633,TY 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC AND CHROMATE OVERALL | | THICKNESS | 0.125 INCHES NOMINAL |
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