|
|
|
National Stock Number:
5310-00-403-9801
Federal Supply Class:
5310
National Item Identification Number:
004039801
Description:
WASHER,RECESSED
Detail:
A WASHER OF ANY PERIPHERAL SHAPE HAVING A CENTRALLY LOCATED HOLE. BOTH BEARING SURFACES ARE PARALLEL AND FLAT, BUT ONE OR BOTH OF THE BEARING SURFACES MUST BE BROKEN BY A COUNTERBORE, COUNTERSINK, OR SIMILARLY SHAPED RECESS. THE THICKNESS MUST NOT EXCEED 25 PER CENT OF THE OUTSIDE DIAMETER OR THE LARGEST OUTSIDE DIMENSION. THE MAXIMUM LIMIT OF THE TOLERANCE OR RANGE APPLIED TO THE THICKNESS AND/OR LARGEST OUTSIDE DIMENSION MUST BE USED TO DETERMINE COMPLIANCE. EXCLUDES WASHER, CONCAVE, RETAINER, PACKING, AND THRUST TYPE WASHERS. SEE ALSO SPACER, SLEEVE; AND SPACER, STEPPED.
|
Manufacturer Information:
| 6874120-1 | 03640 | LOCKHEED MARTIN CORPORATION |
|
Techincal Specification:
| HOLE DIAMETER | 0.315 INCHES MINIMUM AND 0.330 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.960 INCHES MINIMUM AND 1.980 INCHES MAXIMUM | | OVERALL HEIGHT | 0.380 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/8,ALLOY 6061 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | MATERIAL THICKNESS | 0.115 INCHES NOMINAL | | MATERIAL | ALUMINUM ALLOY 6061 OVERALL | | RECESS DEPTH | 0.287 INCHES NOMINAL | | STYLE DESIGNATOR | RECESSED | | SURFACE TREATMENT | OXIDE FILM OVERALL |
|
|