| FLANGE THICKNESS | 4.260 INCHES NOMINAL |
| FLANGE WIDTH ACROSS FLATS | 0.230 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| LENGTH | 4.640 INCHES NOMINAL |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-B-626 FED SPEC SINGLE MATERIAL RESPONSE STANDOFF |
| MATERIAL | COPPER ALLOY STANDOFF |
| NOMINAL THREAD SIZE | 0.138 INCHES RIGHT EXTERNAL |
| NOMINAL THREAD SIZE | 0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) |
| SPECIAL FEATURES | COUNTESINK STUD THDS 80 DEGREES MIN 120 DEGREES MAX |
| STYLE DESIGNATOR | FLANGED WITH LEFT INTERNAL THREAD |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC SINGLE TREATMENT RESPONSE STANDOFF |
| SURFACE TREATMENT | CADMIUM AND CHROMATE STANDOFF |
| THREAD LENGTH | 0.260 INCHES NOMINAL RIGHT EXTERNAL |
| THREAD CLASS | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD DIRECTION | RIGHT-HAND RIGHT EXTERNAL |
| THREAD LENGTH | 0.380 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD QUANTITY PER INCH | 32 LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD QUANTITY PER INCH | 32 RIGHT EXTERNAL |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD SERIES DESIGNATOR | UNIFIED NATIONAL COARSE (UNC) RIGHT EXTERNAL |