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National Stock Number:
5310-01-132-2188
Federal Supply Class:
5310
National Item Identification Number:
011322188
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:
| S8154-172C016 | 70210 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.380 INCHES MINIMUM AND 0.390 INCHES MAXIMUM | | OVERALL DIAMETER | 0.540 INCHES MINIMUM AND 0.550 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059,TYPE 301,COND 1/4 H MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059,TYPE 301,COND 1/2 H MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059,TYPE 301,COND FULL H MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059,TYPE 302,COND 1/4 H,FINISH NO. 2B MIL SPEC 4TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 301 OR STEEL COMP 302 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.014 INCHES MINIMUM AND 0.018 INCHES MAXIMUM |
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