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National Stock Number:
5310-01-221-9895
Federal Supply Class:
5310
National Item Identification Number:
012219895
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:
| 24263 N PIECE 26 | 35795 | LESLIE CONTROLS, INC. | | 85216 | 75214 | KAHLENBERG INDUSTRIES, INC. | | F85216A | 35795 | LESLIE CONTROLS, INC. | | W078-018SS | 75214 | KAHLENBERG INDUSTRIES, INC. |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.245 INCHES MINIMUM AND 0.265 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | ASME ASSN STD ALL MATERIAL RESPONSES OVERALL | | MATERIAL | STEEL COMP 304 OVERALL OR STEEL COMP 304H OVERALL OR STEEL COMP 304L OVERALL OR STEEL COMP 304N OVERALL OR STEEL COMP 310 OVERALL OR STEEL COMP 316 OVERALL OR STEEL COMP 316H OVERALL OR STEEL COMP 316L OVERALL OR STEEL COMP 316N OVERALL OR STEEL COMP 321 OVERALL OR STEEL COMP 321H OVERALL OR STEEL COMP 347 OVERALL OR STEEL COMP 347H OVERALL OR STEEL COMP 348 OVERALL OR STEEL COMP 348H OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL DIAMETER | 0.562 INCHES NOMINAL |
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