| 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 |
| COUNTERBORE DIAMETER | 0.289 INCHES MINIMUM BASE |
| FEATURES PROVIDED | FLOATING NUT |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| OVERALL HEIGHT | 0.755 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | MIL-R-25988,TY 2,CL 1 MIL SPEC SINGLE MATERIAL RESPONSE SEAL |
| MATERIAL | RUBBER FLUOROSILICONE CLASS FQ SEAL |
| MATERIAL | STEEL NUT |
| MATERIAL | STEEL SHELL |
| MATERIAL | STEEL WASHER |
| MOUNTING HOLE ARRANGEMENT STYLE | 2 HOLES |
| MOUNTING HOLE DIAMETER | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| NUT COUNTERBORE DEPTH | 0.135 INCHES MINIMUM BASE |
| NUT HEIGHT | 0.372 INCHES MAXIMUM |
| NUT LENGTH | 1.296 INCHES MAXIMUM |
| NUT MOUNTING PROVISION | STRAIGHT HOLES |
| NUT STYLE | PLATE |
| PLATE THICKNESS | 0.030 INCHES MAXIMUM |
| PLATE WIDTH | 0.668 INCHES MAXIMUM |
| SPECIAL FEATURES | SEAL HARDNESS DUROMETER A70.0 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE SHELL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE WASHER |
| SURFACE TREATMENT | CADMIUM AND CHROMATE NUT |
| SURFACE TREATMENT | CADMIUM AND CHROMATE SHELL |
| SURFACE TREATMENT | CADMIUM AND CHROMATE WASHER |
| TEMP RATING | 350.0 FAHRENHEIT MAXIMUM |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |