| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.875 INCHES |
| THREAD QUANTITY PER INCH | 14 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | PLASTIC POLYHEXAMETHYLENE AMIDE OR |
| PLASTIC POLYCAPROLACTAM LOCKING INSERT |
| STEEL COMP 4130 NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-M-20693 MIL SPEC ALL MATERIAL RESPONSES LOCKING INSERT |
| SAE ASSN STD SINGLE MATERIAL RESPONSE NUT |
| SURFACE TREATMENT | CADMIUM NUT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 1,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| HARDNESS RATING | 29.0 ROCKWELL C MINIMUM AND |
| 35.0 ROCKWELL C MAXIMUM |
| NUT STYLE | FLOATING SELF-LOCKING BARREL |
| NUT DIAMETER | 1.5554 INCHES MINIMUM AND |
| 1.5584 INCHES MAXIMUM |
| NUT LENGTH | 2.000 INCHES NOMINAL |
| BARREL HEIGHT | 0.817 INCHES MINIMUM AND |
| 0.837 INCHES MAXIMUM |
| NUT HEIGHT | 1.364 INCHES MINIMUM AND |
| 1.384 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE WITH NONMETALLIC INSERT |
| NUT COUNTERBORE DEPTH | 0.506 INCHES MINIMUM AND |
| 0.526 INCHES MAXIMUM NUT |
| COUNTERBORE DIAMETER | 0.907 INCHES MINIMUM AND |
| 0.917 INCHES MAXIMUM NUT |
| TEMP RATING | 250.0 DEG FAHRENHEIT NOMINAL |
| FEATURES PROVIDED | FLOATING NUT |
| THE MANUFACTURERS DATA | |
| MANUFACTURERS CODE | 56878 |
| DESIGN CONTROL REFERENCE | 2552-144 |