| FLANGE THICKNESS | 2.842 INCHES MINIMUM AND 2.906 INCHES MAXIMUM |
| FLANGE WIDTH ACROSS FLATS | 0.546 INCHES MINIMUM AND 0.552 INCHES MAXIMUM |
| LENGTH | 3.354 INCHES MINIMUM AND 3.418 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 1212 STANDOFF |
| NOMINAL THREAD SIZE | 0.312 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) |
| NOMINAL THREAD SIZE | 0.375 INCHES RIGHT EXTERNAL |
| STYLE DESIGNATOR | FLANGED WITH LEFT INTERNAL THREAD |
| THREAD CLASS | 2A RIGHT EXTERNAL |
| THREAD CLASS | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD DIRECTION | RIGHT-HAND RIGHT EXTERNAL |
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD LENGTH | 0.512 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD LENGTH | 0.512 INCHES NOMINAL RIGHT EXTERNAL |
| THREAD QUANTITY PER INCH | 16 RIGHT EXTERNAL |
| THREAD QUANTITY PER INCH | 18 LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL |