|
|
|
National Stock Number:
5310-00-189-8115
Federal Supply Class:
5310
National Item Identification Number:
001898115
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:
| NAS42HT8-7 | 80205 | NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE |
|
Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HEAT TREATMENT | AS FABRICATED | | HOLE DIAMETER | 0.256 INCHES MINIMUM AND 0.263 INCHES MAXIMUM | | OVERALL DIAMETER | 0.428 INCHES MINIMUM AND 0.448 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-T-6736,TY 1 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6758,COND F MIL SPEC 1ST MATERIAL RESPONSE AND MIL-T-6732,TY 1 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6050,COND F MIL SPEC 2ND MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL COMP 4130 OR STEEL COMP 8630 OVERALL | | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH | | PERIPHERAL SHAPE STYLE | ROUND | | SPECIFICATION/STANDARD DATA | 80205-NAS42 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2,DYED IRIDESCENT BRONZE COLOR FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THICKNESS | 0.109 INCHES NOMINAL |
|
|