| COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| EXPANSION DEVICE | KNOB STEM-TYPE K |
| FASTENER LENGTH | 0.505 INCHES MINIMUM AND 0.525 INCHES MAXIMUM |
| GRIP LENGTH | 0.313 INCHES MINIMUM AND 0.375 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.221 INCHES MINIMUM AND 0.229 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| MATERIAL DOCUMENT AND CLASSIFICATION | NL0009 ASSN STD 2ND MATERIAL RESPONSE STEM |
| MATERIAL DOCUMENT AND CLASSIFICATION | NL0009 ASSN STD 3RD MATERIAL RESPONSE LOCKING RING |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281 ASSN STD 1ST MATERIAL RESPONSE BODY |
| MATERIAL | NICKEL ALLOY 400 BODY |
| MATERIAL | NICKEL ALLOY 600 STEM |
| MATERIAL | NICKEL ALLOY 600 LOCKING RING |
| SHANK DIAMETER | 0.139 INCHES MINIMUM AND 0.143 INCHES MAXIMUM |
| SHANK STYLE | SELF-PLUGGING MECHANICALLY LOCKED STEM |