| ATTACHMENT METHOD | SCREW ON AND SETSCREWS |
| DISTANCE FROM HOLE CENTER TO KNOB/SKIRT BASE | 0.318 INCHES MINIMUM AND 0.382 INCHES MAXIMUM |
| GRIPPING SURFACE CONDITION | SMOOTH |
| INSIDE DIAMETER | 0.375 INCHES NOMINAL |
| LENGTH | 1.875 INCHES MINIMUM AND 2.125 INCHES MAXIMUM |
| NOMINAL THREAD SIZE | 0.190 INCHES SCREW HOLE |
| NOMINAL THREAD SIZE | 0.375 INCHES RECEPTACLE |
| OVERALL DEPTH | 0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM |
| OVERALL THICKNESS | 1.000 INCHES MINIMUM AND 1.250 INCHES MAXIMUM |
| SCREW DRIVE TYPE | HEXAGON SOCKET |
| SETSCREW HOLE QUANTITY | 2 |
| SHAFT ACCOMMODATION STYLE | ROUND |
| SHANK DIAMETER | 0.750 INCHES MINIMUM AND 1.125 INCHES MAXIMUM |
| SHANK STYLE | STRAIGHT |
| SHANK LENGTH | 0.500 INCHES MINIMUM AND 1.000 INCHES MAXIMUM |
| SPECIFICATION/STANDARD DATA | 80205-NAS1553 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| STYLE DESIGNATOR | CROSS |
| THREAD QUANTITY PER INCH | 16 RECEPTACLE |
| THREAD QUANTITY PER INCH | 32 SCREW HOLE |
| THREAD SERIES DESIGNATOR | UNF SCREW HOLE |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) RECEPTACLE |
| WIDTH | 1.875 INCHES MINIMUM AND 2.125 INCHES MAXIMUM |