| HARDNESS RATING | 43.0 ROCKWELL C MINIMUM |
| HOLE DIAMETER | 0.318 INCHES MINIMUM AND 0.328 INCHES MAXIMUM |
| INTERNAL PREBENT KEY WIDTH | 0.047 INCHES MINIMUM AND 0.057 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS5528 ASSN STD SINGLE MATERIAL RESPONSE OR AMS5643 ASSN STD SINGLE MATERIAL RESPONSE BODY |
| MATERIAL THICKNESS | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM |
| III MATERIAL | STEEL COMP 631 OR STEEL COMP 630 BODY |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | BLOCK,RADIUS |
| PROPRIETARY CHARACTERISTICS | PACS |
| OUTSIDE DIAMETER | 0.630 INCHES NOMINAL |
| STYLE DESIGNATOR | KEY |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMSQQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE BODY |
| SURFACE TREATMENT | PASSIVATE BODY |