|
|
|
National Stock Number:
5310-01-557-0558
Federal Supply Class:
5310
National Item Identification Number:
015570558
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:
| 10019027 | 61C19 | MIL-COTS CORPORATION | | 12759-00635 | 0Y3H3 | FASTENAL COMPANY | | 3011417 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. | | 3011430 | 1EFH8 | GENERAL DYNAMICS LAND SYSTEMS - FORCE PROTECTION INC. | | 3276356 | 45152 | OSHKOSH CORP | | 3276356 | 75Q65 | OSHKOSH DEFENSE LLC | | AEW01X312688BD6A81 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | | AEW01X406812BD6A81 | 05047 | THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS | | 33814 | 0Y3H3 | FASTENAL COMPANY | | 7-950-150161 | 12361 | GROVE U.S. LLC |
|
Techincal Specification:
| PERIPHERAL SHAPE STYLE | ROUND | | PROPRIETARY CHARACTERISTICS | PACS | | OVERALL DIAMETER | 0.688 INCHES NOMINAL | | SPECIAL FEATURES | 5/16"SAE ZINC PLATED THRU HARD HIGH STRENGTH FLAT WASHER | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM B633, TYPE II, CLASS 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | ZINC OVERALL | | THICKNESS | 0.062 INCHES NOMINAL | | CENTER HOLE SHAPE STYLE | ROUND | | COLOR | YELLOW OVERALL | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM | | HOLE DIAMETER | 0.344 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | ASTM F436 ASSN STD SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL |
|
|