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National Stock Number:
5310-00-584-5328
Federal Supply Class:
5310
National Item Identification Number:
005845328
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:
| S8157N41-032 | 70210 | HONEYWELL INTERNATIONAL INC. | | S8157N41-032 | 72599 | ALLIEDSIGNAL INC DBA ALLIED-SIGNAL AEROSPACE CO |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.440 INCHES MINIMUM AND 0.460 INCHES MAXIMUM | | OVERALL DIAMETER | 0.670 INCHES MINIMUM AND 0.710 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6721 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S6721 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-6721 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-5059 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-7720 MIL SPEC 5TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 321 OVERALL OR STEEL COMP 347 OVERALL OR STEEL COMP 348 OVERALL OR STEEL CORROSION RESISTING OVERALL OR STEEL OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.032 INCHES NOMINAL | | SPECIFICATION/STANDARD DATA | 70210-S8157 MANUFACTURERS STANDARD | | SURFACE TREATMENT | PASSIVATE OVERALL |
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