| ATTACHMENT METHOD | SETSCREWS |
| COLOR | BLACK |
| DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE | 0.188 INCHES MINIMUM AND 0.203 INCHES MAXIMUM |
| GRIPPING SURFACE CONDITION | GRIP AID |
| INSIDE DIAMETER | 0.251 INCHES MINIMUM AND 0.254 INCHES MAXIMUM |
| NOMINAL THREAD SIZE | 0.164 INCHES SCREW HOLE |
| OUTSIDE DIAMETER | 1.719 INCHES MINIMUM AND 1.781 INCHES MAXIMUM |
| OVERALL DEPTH | 0.969 INCHES MINIMUM AND 1.031 INCHES MAXIMUM |
| OVERALL THICKNESS | 1.406 INCHES MINIMUM AND 1.469 INCHES MAXIMUM |
| SETSCREW HOLE QUANTITY | 2 |
| SHAFT ACCOMMODATION STYLE | ROUND |
| SHANK DIAMETER | 0.672 INCHES MINIMUM AND 0.703 INCHES MAXIMUM |
| SHANK RADIUS | 0.094 INCHES MINIMUM AND 0.156 INCHES MAXIMUM |
| SHANK STYLE | CONCAVE |
| SHANK LENGTH | 0.703 INCHES MINIMUM AND 0.766 INCHES MAXIMUM |
| SKIRT DESIGN | NONDETACHABLE |
| SKIRT OUTSIDE DIAMETER | 2.240 INCHES MINIMUM AND 2.250 INCHES MAXIMUM |
| SKIRT STYLE | FLARED |
| STYLE DESIGNATOR | ROUND |
| THREAD QUANTITY PER INCH | 32 SCREW HOLE |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) SCREW HOLE |