|
|
|
National Stock Number:
5310-00-116-1876
Federal Supply Class:
5310
National Item Identification Number:
001161876
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:
| 2624116 | 80064 | NAVAL SHIP SYSTEMS COMMAND |
|
Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 45.0 SHORE DUROMETER A MINIMUM AND 55.0 SHORE DUROMETER A MAXIMUM | | HOLE DIAMETER | 2.750 INCHES MINIMUM AND 3.250 INCHES MAXIMUM | | OVERALL DIAMETER | 8.750 INCHES MINIMUM AND 9.250 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-STD-417,GR SC510A1B1C1E3F1 OR GR SC515A1B1C1E3F1 MIL STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | RUBBER SYNTHETIC OVERALL | | MINIMUM TENSILE STRENGTH | 1000 POUNDS PER SQUARE INCH | | PERIPHERAL SHAPE STYLE | ROUND | | THICKNESS | 0.250 INCHES NOMINAL |
|
|