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National Stock Number:
5310-01-118-9630
Federal Supply Class:
5310
National Item Identification Number:
011189630
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:
| 2W1AL16-44-50 | 43999 | THE BOEING COMPANY | | GW10U37AA34 | 26512 | NORTHROP GRUMMAN SYSTEMS CORPORATION |
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Techincal Specification:
| MATERIAL | ALUMINUM ALLOY 2014 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-250/3,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OR | | QQ-A-225/4,TEMPER T6 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OR | | CHROMATE OR | | PRIMER OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-A-8625 TY 2 CL 1 MIL SPEC 1ST TREATMENT RESPONSE OR | | MIL-C-5541 CL 1A MIL SPEC 2ND TREATMENT RESPONSE OR | | MIL-P-23377 MIL SPEC 3RD TREATMENT RESPONSE OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | HOLE DIAMETER | 0.247 INCHES MINIMUM AND | | 0.267 INCHES MAXIMUM | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 1.365 INCHES MINIMUM AND | | 1.385 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.022 INCHES MINIMUM AND | | 0.042 INCHES MAXIMUM |
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