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National Stock Number:
5310-01-513-6595
Federal Supply Class:
5310
National Item Identification Number:
015136595
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:
| 5-061-0623 | 1CSX7 | CHEMETRON FIRE SYSTEMS | | D1-061-0945 ITEM 8 | 1CSX7 | CHEMETRON FIRE SYSTEMS | | D10611077 ITEM 7 | 1CSX7 | CHEMETRON FIRE SYSTEMS | | FA-34943 | 1CSX7 | CHEMETRON FIRE SYSTEMS | | FA-34943 REV J | 1CSX7 | CHEMETRON FIRE SYSTEMS |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.323 INCHES MINIMUM AND 0.333 INCHES MAXIMUM | | MATERIAL | COPPER ALLOY 110 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL DIAMETER | 0.542 INCHES MINIMUM AND 0.552 INCHES MAXIMUM | | SPECIAL FEATURES | 20(.032)GA COPPER; ANNEAL SPECIFICATIONS, 1200 DEGREE F FOR 1 HOUR (DEAD SOFT ANNEAL) AND BRIGHT DIP TO CLEAN SCALE | | THICKNESS | 0.032 INCHES NOMINAL |
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