| 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 |