| THREAD SERIES | UNJF |
| NOMINAL THREAD SIZE | 0.2500 INCHES |
| THREAD QUANTITY PER INCH | 28 |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| MATERIAL | STEEL COMP 1050 BRACKET |
| STEEL COMP 1050 OR |
| STEEL COMP 4130 NUT |
| STEEL COMP 304 OR |
| STEEL COMP 305 BOSS |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5085 ASSN STD SINGLE MATERIAL RESPONSE BRACKET |
| AMS 5085 ASSN STD 1ST MATERIAL RESPONSE OR |
| AMS 6351 ASSN STD 2ND MATERIAL RESPONSE NUT |
| AMS 5639 ASSN STD 1ST MATERIAL RESPONSE OR |
| AMS 5514 ASSN STD 2ND MATERIAL RESPONSE BOSS |
| SURFACE TREATMENT | CADMIUM AND |
| CHROMATE BRACKET |
| CADMIUM OR |
| CADMIUM AND |
| CHROMATE OR |
| PHOSPHATE NUT |
| CHROMATE BOSS |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE BRACKET |
| QQ-P-416 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE BOSS |
| HARDNESS RATING | 49.0 ROCKWELL C MAXIMUM |
| NUT STYLE | SPLINE (FLOATING) |
| PILOT DIAMETER | 0.335 INCHES MAXIMUM |
| PILOT LENGTH | 0.223 INCHES NOMINAL |
| NUT LENGTH | 0.665 INCHES MAXIMUM |
| NUT HEIGHT | 0.548 INCHES NOMINAL |
| WIDTH ACROSS FLATS | 0.465 INCHES MAXIMUM |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND |
| 101.0 DEGREES MAXIMUM FIRST END |
| LUBRICATION | DRY FILM LUBRICANT |
| TEMP RATING | 450.0 DEG FAHRENHEIT NOMINAL |
| SPEC/STD CONTROLLING DATA | |
| MANUFACTURERS CODE | 96906 |
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MS14200-4-12 |