| MATERIAL | ALUMINUM ALLOY 6061 STANDOFF |
| STEEL CORROSION RESISTING INSERT |
| SURFACE TREATMENT | CADMIUM INSERT |
| CROSS-SECTIONAL SHAPE | HEXAGON |
| WIDTH ACROSS FLATS | 0.277 INCHES NOMINAL |
| STYLE DESIGNATOR | INTERNALLY THREADED FULL LENGTH |
| LENGTH | 3.93 INCHES MINIMUM AND |
| 3.95 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNC LEFT INTERNAL (INCLUDES THRU THREAD) |
| UNC RIGHT INTERNAL |
| NOMINAL THREAD SIZE | 0.164 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) |
| 0.164 INCHES RIGHT INTERNAL |
| THREAD QUANTITY PER INCH | 32 LEFT INTERNAL (INCLUDES THRU THREAD) |
| 32 RIGHT INTERNAL |
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| RIGHT-HAND RIGHT INTERNAL |
| THREAD LENGTH | 0.50 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) |
| 0.50 INCHES NOMINAL RIGHT INTERNAL |
| SPECIAL FEATURES | THREAD TOLERANCE CLASS 2B OR 3B |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | SPACER-STANDOFF, SELF-LOCKING INSERTS |