| FEATURES PROVIDED | FLOATING NUT |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| LUBRICATION | DRY FILM LUBRICANT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5639 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5514 ASSN STD 2ND MATERIAL RESPONSE BOSS |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5528 ASSN STD SINGLE MATERIAL RESPONSE SHELL |
| MATERIAL | IRON ALLOY 660 NUT |
| MATERIAL | STEEL COMP 304 OR STEEL COMP 305 BOSS |
| MATERIAL | STEEL COMP 631 SHELL |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| NUT HEIGHT | 0.455 INCHES MAXIMUM |
| NUT STYLE | SPLINE (FLOATING) |
| NUT LENGTH | 0.665 INCHES MAXIMUM |
| PILOT DIAMETER | 0.335 INCHES MINIMUM |
| PILOT LENGTH | 0.130 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.465 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| TEMP RATING | 450.0 FAHRENHEIT NOMINAL |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD SERIES | UNIFIED NATIONAL JOINT FINE (UNJF) |
| THREAD QUANTITY PER INCH | 28 |