| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| MATERIAL | STEEL COMP 4027 OR |
| STEEL COMP 4037 OR |
| STEEL COMP 4130 BODY |
| STEEL COMP 1010 OR |
| STEEL COMP 1020 OR |
| STEEL COMP 1144 OR |
| STEEL COMP 4130 OR |
| IRON ALLOY 660 MECHANICAL LOCK |
| STEEL COMP 8740 STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD 1ST MATERIAL RESPONSE OR |
| ASTM A547 ASSN STD 2ND MATERIAL RESPONSE OR |
| MIL-S-6758 MIL SPEC 3RD MATERIAL RESPONSE BODY |
| 66 FED STD 1ST MATERIAL RESPONSE OR |
| 66 FED STD 2ND MATERIAL RESPONSE OR |
| 66 FED STD 3RD MATERIAL RESPONSE OR |
| 66 FED STD 4TH MATERIAL RESPONSE OR |
| 66 FED STD 5TH MATERIAL RESPONSE OR |
| AMS 5737 ASSN STD 6TH MATERIAL RESPONSE MECHANICAL LOCK |
| MIL-S-6049 MIL SPEC SINGLE MATERIAL RESPONSE OR |
| ASTM A547 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| SURFACE TREATMENT | CADMIUM AND |
| CHROMATE BODY |
| CADMIUM OR |
| PASSIVATE MECHANICAL LOCK |
| CADMIUM STEM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE BODY |
| QQ-P-416,TY 2,CL 2 FED SPEC 1ST TREATMENT RESPONSE OR |
| QQ-P-35 FED SPEC 2ND TREATMENT RESPONSE MECHANICAL LOCK |
| QQ-P-416,TY 1,CL 3 FED SPEC SINGLE TREATMENT RESPONSE STEM |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND |
| 40.0 ROCKWELL C MAXIMUM BODY |
| 48.0 ROCKWELL C MINIMUM AND |
| 53.0 ROCKWELL C MAXIMUM STEM |
| HEAD MAJOR DIAMETER | 0.634 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND |
| 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 0.568 INCHES NOMINAL |
| SHANK DIAMETER | 0.310 INCHES MINIMUM AND |
| 0.312 INCHES MAXIMUM |
| GRIP LENGTH | 0.281 INCHES MINIMUM AND |
| 0.345 INCHES MAXIMUM |
| EXPANSION DEVICE | SERRATED STEM-TYPE W |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 96906 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS90353-1005 |