| THREAD CLASS | 3B |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| MIL-R-6855,CL1,GR 60 MIL SPEC SINGLE MATERIAL RESPONSE SEAL |
| AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE SHELL |
| AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR |
| AMS5731 ASSN STD SINGLE MATERIAL RESPONSE WASHER |
| SURFACE TREATMENT | PASSIVATE SHELL |
| PASSIVATE WASHER |
| OVERALL HEIGHT | 0.760 INCHES MAXIMUM |
| NUT LENGTH | 1.301 INCHES MAXIMUM |
| NUT HEIGHT | 0.545 INCHES MAXIMUM |
| PLATE THICKNESS | 0.035 INCHES MAXIMUM |
| PLATE WIDTH | 0.640 INCHES MAXIMUM |
| NUT COUNTERBORE DEPTH | 0.250 INCHES MINIMUM NUT |
| COUNTERBORE DIAMETER | 0.300 INCHES MINIMUM NUT |
| LUBRICATION | DRY FILM LUBRICANT |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| MOUNTING HOLE DIAMETER | 0.130 INCHES MINIMUM AND |
| 0.135 INCHES MAXIMUM |
| DISTANCE FROM APERTURE CENTER TO MOUNTING HOLE CENTER | 0.495 INCHES MINIMUM AND |
| 0.505 INCHES MAXIMUM |
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING HOLES ALONG LENGTH | 0.998 INCHES MINIMUM AND |
| 1.002 INCHES MAXIMUM |
| TEMP RATING | 25.0 DEG FAHRENHEIT NOMINAL |
| FEATURES PROVIDED | FLOATING NUT |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| THREAD DIRECTION | RIGHT-HAND |
| NUT STYLE | PLATE |
| MATERIAL | IRON ALLOY 660 NUT |
| RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAL |
| IRON ALLOY 660 SHELL |
| IRON ALLOY 660 WASHER |
| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| THREAD QUANTITY PER INCH | 28 |