|
|
|
National Stock Number:
5310-00-298-1384
Federal Supply Class:
5310
National Item Identification Number:
002981384
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:
| 1284881-101 | 98897 | LOCKHEED MARTIN CORP |
|
Techincal Specification:
| MATERIAL | ALUMINUM ALLOY 2024 OVERALL | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-A-225/6,ALLOY 2024,T351 FED SPEC SINGLE MATERIAL RESPONSE OVERALL | | SURFACE TREATMENT | ANODIZE OVERALL | | STYLE DESIGNATOR | RECESSED | | HOLE DIAMETER | 0.6250 INCHES MINIMUM AND | | 0.6275 INCHES MAXIMUM | | OUTSIDE DIAMETER | 1.125 INCHES NOMINAL | | RECESS DIAMETER | 0.918 INCHES MINIMUM AND | | 0.925 INCHES MAXIMUM | | MATERIAL THICKNESS | 0.180 INCHES NOMINAL | | RECESS ANGLE | 100.0 DEGREES NOMINAL | | CRITICALITY CODE JUSTIFICATION | AAUB |
|
|