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National Stock Number:
5310-00-438-6547
Federal Supply Class:
5310
National Item Identification Number:
004386547
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:
| 44771 | 21439 | CURTISS-WRIGHT FLOW CONTROL SERVICE, LLC | | 44771-1 | 21439 | CURTISS-WRIGHT FLOW CONTROL SERVICE, LLC |
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Techincal Specification:
| MATERIAL | STEEL COMP 1020 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | 66 SAE UNS G10200 FED STD SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM AND | | CHROMATE OVERALL | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC ALL TREATMENT RESPONSES OVERALL | | CENTER HOLE SHAPE STYLE | ROUND | | PERIPHERAL SHAPE STYLE | ROUND | | OVERALL DIAMETER | 0.505 INCHES MINIMUM AND | | 0.525 INCHES MAXIMUM | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | THICKNESS | 0.062 INCHES NOMINAL | | SUPPLEMENTARY FEATURES | U/O NSN 1710-01-121-3152 MODEL 44B-2D ARRESTING GEAR; TO. FIG. 8 INDEX 8-26 |
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