| COLOR | NATURAL OVERALL |
| HOLE DIAMETER | 0.520 INCHES MINIMUM AND 0.530 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5643 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR AMS5528 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL THICKNESS | 0.135 INCHES MINIMUM AND 0.155 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 630 OVERALL OR STEEL COMP 631 OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | WASHER, SELF-ALIGNING |
| PROPRIETARY CHARACTERISTICS | PACS |
| MINIMUM TENSILE STRENGTH | 180000 POUNDS PER SQUARE INCH |
| OUTSIDE DIAMETER | 0.795 INCHES MINIMUM AND 0.805 INCHES MAXIMUM |
| RADIUS | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM |
| SPECIAL FEATURES | FORGED OR COINED; HARDNESS 40-43 HRC; TEMPERATURE MAXIMUM 600.0 DEGREES F; 8.0 DEGREE MAXIMUM MISALIGNMENT; TEST LOAD 17100 POUNDS; USED ON SUPPORT INSTALLATION-NAC. |
| STYLE DESIGNATOR | CONCAVE |
| SURFACE FINISH | 32.0 MICROINCHES TOP |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2416 ASSN STD 1ST TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |