| DISTANCE FROM CENTERLINE OF THREADED HOLE TO END OF NUT | 0.300 INCHES MINIMUM AND 0.310 INCHES MAXIMUM |
| COUNTERBORE DIAMETER | 0.370 INCHES MINIMUM NUT AND 0.390 INCHES MAXIMUM NUT |
| HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5613 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | STEEL COMP 410 OVERALL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.312 INCHES |
| NUT COUNTERBORE DEPTH | 0.084 INCHES MINIMUM NUT AND 0.109 INCHES MAXIMUM NUT |
| NUT DIAMETER | 0.590 INCHES MINIMUM AND 0.600 INCHES MAXIMUM |
| NUT LENGTH | 0.600 INCHES MINIMUM AND 0.620 INCHES MAXIMUM |
| NUT STYLE | PLAIN BARREL |
| SPECIAL FEATURES | PIN HOLES DRILLED AND COUNTERSUNK CENTERED IN BOTH ENDS |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 24 |
| THREAD SERIES | UNJF |