|
|
|
National Stock Number:
5310-01-478-1342
Federal Supply Class:
5310
National Item Identification Number:
014781342
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:
| KS141120410 | 84955 | KAMAN AEROSPACE CORPORATION |
|
Techincal Specification:
| CENTER HOLE SHAPE STYLE | ROUND | | CROSS-SECTIONAL SHAPE STYLE | RECTANGULAR | | HOLE DIAMETER | 0.250 INCHES MINIMUM AND 0.280 INCHES MAXIMUM | | OVERALL DIAMETER | 0.595 INCHES MINIMUM AND 0.625 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-7952 MIL SPEC 1ST MATERIAL RESPONSE AND MIL-S-18279 MIL SPEC 2ND MATERIAL RESPONSE AND AMS6350 ASSN STD 3RD MATERIAL RESPONSE AND AMS6350 ASSN STD 4TH MATERIAL RESPONSE OVERALL | | MATERIAL | STEEL OVERALL | | PERIPHERAL SHAPE STYLE | ROUND | | SPECIAL FEATURES | NHA PN K654012 | | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TYPE 1, CLASS C FED SPEC SINGLE TREATMENT RESPONSE OVERALL | | SURFACE TREATMENT | CADMIUM OVERALL | | THICKNESS | 0.0575 INCHES MINIMUM AND 0.0675 INCHES MAXIMUM |
|
|