|
|
|
National Stock Number:
5310-00-501-3696
Federal Supply Class:
5310
National Item Identification Number:
005013696
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:
| 5013696 | 19204 | ARMY, UNITED STATES DEPARTMENT OF THE |
|
Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 58.0 ROCKWELL D MINIMUM AND 63.0 ROCKWELL D MAXIMUM | | HEAT TREATMENT | QUENCHED | | HOLE DIAMETER | 0.438 INCHES MINIMUM AND 0.443 INCHES MAXIMUM | | OVERALL DIAMETER | 0.990 INCHES MINIMUM AND 1.010 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 1075 OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SPECIAL FEATURES | EDGES OF ID ON 0.010 IN. PLUS OR MINUS 0.005 IN. RADIUS,BOTH EDGES OF OD ON 0.031 IN. RADIUS | | SURFACE TREATMENT | PHOSPHATE OVERALL | | THICKNESS | 0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
|
|