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National Stock Number:
5310-01-220-3111
Federal Supply Class:
5310
National Item Identification Number:
012203111
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:
| S9011L9-020D | 59364 | HONEYWELL INTERNATIONAL INC. | | S9011L9-020D | 99193 | HONEYWELL INTERNATIONAL INC. |
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Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.169 INCHES MINIMUM AND 0.174 INCHES MAXIMUM | | OVERALL DIAMETER | 0.240 INCHES MINIMUM AND 0.250 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059,COND 1/4 HARD MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059,COND 1/2 HARD MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-5059,COND 1/4 HARD MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-5059,COND 1/2 HARD MIL SPEC 2ND MATERIAL RESPONSE OR AMS 5510 ASSN STD 3RD MATERIAL RESPONSE OR AMS 5512 ASSN STD 4TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 321 OR STEEL COMP 347 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SPECIAL FEATURES | FINISH DRY FILM LUBE | | THICKNESS | 0.020 INCHES NOMINAL |
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