| COUNTERSINK ANGLE | 98.0 DEGREES MINIMUM AND 102.0 DEGREES MAXIMUM |
| EXPANSION DEVICE | THREADED MANDREL |
| GRIP LENGTH | 0.157 INCHES MINIMUM AND 0.218 INCHES MAXIMUM |
| HEAD MAJOR DIAMETER | 0.445 INCHES MINIMUM AND 0.450 INCHES MAXIMUM |
| HEAD STYLE | FLUSH (FLAT) COUNTERSUNK (INCLUDED ANGLE - LESS THAN 135 DEG W OR W/O CHAMFER) |
| HEAT TREATMENT | ANNEALED SLEEVE |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-18732,COND HT-125 MIL SPEC SINGLE MATERIAL RESPONSE EXPANDER |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-763,COND A FED SPEC 1ST MATERIAL RESPONSE SLEEVE |
| MATERIAL | STEEL COMP 431 EXPANDER |
| MATERIAL | STEEL COMP 304 OR STEEL COMP 305 SLEEVE |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| SHANK DIAMETER | 0.387 INCHES MINIMUM AND 0.390 INCHES MAXIMUM |
| SHANK STYLE | BLIND RIVET, NUT AND BOLT (ASSEMBLY) |
| SPECIAL FEATURES | FURNISHED WITHOUT BOLT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE EXPANDER |
| SURFACE TREATMENT | CADMIUM AND CHROMATE EXPANDER |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL JOINT FINE (UNJF) |