| DIAMETER | 0.500 INCHES NOMINAL |
| CROSS-SECTIONAL SHAPE | ROUND |
| LENGTH | 2.937 INCHES MINIMUM AND 2.943 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 316 OVERALL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | STANDOFF |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.25 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) |
| NOMINAL THREAD SIZE | 0.25 INCHES RIGHT EXTERNAL |
| SPECIAL FEATURES | ITEM HAS 2 FLATS AT CENTER OF LENGTH AND 180 DEGREES FROM EACH OTHER ON DIAMETER. FLATS ARE 0.38 LONG AND 0.0625 DEEP. FLATS START AT 1.28 INCHES FROM EACH END. |
| STYLE DESIGNATOR | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| THREAD CLASS | 2B LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD CLASS | 2B RIGHT EXTERNAL |
| THREAD DIRECTION | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD DIRECTION | RIGHT-HAND RIGHT EXTERNAL |
| THREAD LENGTH | 0.80 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD LENGTH | 0.80 INCHES MINIMUM RIGHT EXTERNAL |
| THREAD QUANTITY PER INCH | 20 LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD QUANTITY PER INCH | 20 RIGHT EXTERNAL |
| THREAD SERIES DESIGNATOR | UNC LEFT INTERNAL (INCLUDES THRU THREAD) |
| THREAD SERIES DESIGNATOR | UNC RIGHT EXTERNAL |