| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |
| MATERIAL | IRON ALLOY 660 LOCKING RING |
| STEEL COMP 4037 SLEEVE |
| STEEL COMP 4037 STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A286 ASSN STD SINGLE MATERIAL RESPONSE LOCKING RING |
| ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE SLEEVE |
| ASTM A331 ASSN STD SINGLE MATERIAL RESPONSE STEM |
| SURFACE TREATMENT | CADMIUM AND |
| CHROMATE LOCKING RING |
| CADMIUM AND |
| CHROMATE SLEEVE |
| CADMIUM STEM |
| HARDNESS RATING | 32.0 ROCKWELL C MINIMUM AND |
| 40.0 ROCKWELL C MAXIMUM SLEEVE |
| 48.0 ROCKWELL C MINIMUM AND |
| 53.0 ROCKWELL C MAXIMUM STEM |
| MINIMUM TENSILE STRENGTH | 2100 POUNDS PER SQUARE INCH |
| SHEAR STRENGTH | 3450 SINGLE POUNDS PER SQUARE INCH |
| HEAD MAJOR DIAMETER | 0.376 INCHES MINIMUM AND |
| 0.396 INCHES MAXIMUM |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND |
| 101.0 DEGREES MAXIMUM |
| FASTENER LENGTH | 1.413 INCHES MINIMUM AND |
| 1.443 INCHES MAXIMUM |
| SHANK DIAMETER | 0.197 INCHES MINIMUM AND |
| 0.199 INCHES MAXIMUM |
| GRIP LENGTH | 1.219 INCHES MINIMUM AND |
| 1.282 INCHES MAXIMUM |
| EXPANSION DEVICE | SERRATED STEM-TYPE W |
| SPECIFICATION/STANDARD DATA | 96906-MS90353 GOVERNMENT STANDARD AND |
| 29666-B100-T MANUFACTURERS STANDARD |