| COUNTERBORE DIAMETER | 0.220 INCHES NOMINAL NUT |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AISI 303 ASSN STD 1ST MATERIAL RESPONSE NUT |
| MATERIAL | PLASTIC LOCKING INSERT |
| MATERIAL | STEEL COMP 303 NUT |
| NOMINAL THREAD SIZE | 0.164 INCHES |
| NUT COUNTERBORE DEPTH | 0.159 INCHES MINIMUM AND 0.171 INCHES MAXIMUM NUT |
| NUT HEIGHT | 0.400 INCHES MINIMUM AND 0.430 INCHES MAXIMUM |
| NUT STYLE | SPLINE |
| PILOT LENGTH | 0.159 INCHES MINIMUM AND 0.171 INCHES MAXIMUM |
| PILOT DIAMETER | 0.273 INCHES MINIMUM AND 0.277 INCHES MAXIMUM |
| WIDTH ACROSS FLATS | 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL EXCEPT INSERT |
| SURFACE TREATMENT | PASSIVATE OVERALL EXCEPT INSERT |
| TEMP RATING | 250.0 FAHRENHEIT NOMINAL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 32 |
| THREAD SERIES | UNC |