| DRIVE POINT DEPTH | 0.125 INCHES MINIMUM AND 0.130 INCHES MAXIMUM |
| DRIVE POINT QUANTITY | 6 |
| DRIVE POINT WIDTH | 0.360 INCHES MINIMUM AND 0.400 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | QQ-N-281, CL.A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | NICKEL ALLOY OVERALL |
| III PART NAME ASSIGNED BY CONTROLLING AGENCY | UNION NUT |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 2.250 INCHES |
| NUT DIAMETER | 6.380 INCHES MINIMUM AND 6.410 INCHES MAXIMUM |
| NUT THICKNESS | 1.610 INCHES MINIMUM AND 1.650 INCHES MAXIMUM |
| NUT STYLE | ROUND |
| THREAD CLASS | 2B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 12 |
| THREAD PITCH DIAMETERS | +5.1959 TO 5.2041 INCHES |
| THREAD SERIES | UN |