|
|
|
National Stock Number:
5310-00-540-5492
Federal Supply Class:
5310
National Item Identification Number:
005405492
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.
|
Manufacturer Information:
| S1510-24436 | 78286 | SIKORSKY AIRCRAFT CORPORATION |
|
Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HEAT TREATMENT | F-AS FABRICATED | | HOLE DIAMETER | 0.942 INCHES MINIMUM AND 0.944 INCHES MAXIMUM | | OVERALL DIAMETER | 1.859 INCHES MINIMUM AND 1.891 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-679 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-450 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | ALUMINUM AND COPPER ALLOY OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SURFACE FINISH | 100.0 MICROINCHES ALL SURFACES | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THICKNESS | 0.0565 INCHES MINIMUM AND 0.0570 INCHES MAXIMUM |
|
|