| THREAD CLASS | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| 2B RIGHT INTERNAL |
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| RIGHT-HAND RIGHT INTERNAL |
| THREAD LENGTH | 0.41 INCHES MINIMUM AND |
| 0.47 INCHES MAXIMUM LEFT INTERNAL (INCLUDES THRU THREAD) |
| 0.60 INCHES MINIMUM AND |
| 0.66 INCHES MAXIMUM RIGHT INTERNAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | STANDOFF, BACK, HVDC/SSDC |
| MATERIAL | STEEL COMP 303 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A473 ASSN STD SINGLE MATERIAL RESPONSE OR |
| ASTM A581 ASSN STD SINGLE MATERIAL RESPONSE OR |
| ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OR |
| ASTM A895 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A967 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| CROSS-SECTIONAL SHAPE | HEXAGON |
| WIDTH ACROSS FLATS | 0.490 INCHES MINIMUM AND |
| 0.510 INCHES MAXIMUM |
| STYLE DESIGNATOR | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| LENGTH | 1.297 INCHES MINIMUM AND |
| 1.307 INCHES MAXIMUM |
| THREAD SERIES DESIGNATOR | UNC LEFT INTERNAL (INCLUDES THRU THREAD) |
| UNC RIGHT INTERNAL |
| NOMINAL THREAD SIZE | 0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) |
| 0.312 INCHES RIGHT INTERNAL |
| THREAD QUANTITY PER INCH | 32 LEFT INTERNAL (INCLUDES THRU THREAD) |
| 18 RIGHT INTERNAL |