| LENGTH | 3.380 INCHES MINIMUM AND 3.620 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A366 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A108 ASSN STD 2ND MATERIAL RESPONSE |
| MATERIAL | STEEL OR STEEL COMP 1137 OR STEEL COMP 1020 OR STEEL COMP 1045 |
| MOUNTING HOLE DIAMETER | 0.250 INCHES NOMINAL ALL HOLES |
| MOUNTING HOLE QUANTITY | 2 |
| SCREW THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) |
| SHAPE | RECTANGULAR |
| WIDTH | 0.440 INCHES MINIMUM AND 0.560 INCHES MAXIMUM |
| THICKNESS | 0.134 INCHES NOMINAL |
| THREAD SIZE | 0.250-20 |