| COUNTERBORE DIAMETER | 0.074 INCHES MINIMUM NUT AND 0.104 INCHES MAXIMUM NUT |
| LOCKING FEATURE | PREVAILING TORQUE ALL METAL DESIGN |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS 5528, 17-7PH ASSN STD SINGLE MATERIAL RESPONSE BRACKET |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM-A-493 ASSN STD 1ST MATERIAL RESPONSE FLANGE OR ASTM-A-493 ASSN STD 2ND MATERIAL RESPONSE FLANGE OR ASTM-A-493 ASSN STD 3RD MATERIAL RESPONSE FLANGE OR ASTM-A-493 ASSN STD 4TH MATERIAL RESPONSE FLANGE OR ASTM-A-493 ASSN STD 5TH MATERIAL RESPONSE FLANGE |
| MATERIAL | IRON ALLOY 660 NUT |
| MATERIAL | STEEL COMP 302 FLANGE OR STEEL COMP 304 FLANGE OR STEEL COMP 305 FLANGE OR STEEL COMP 316 FLANGE OR STEEL COMP 384 FLANGE |
| MATERIAL | STEEL COMP 631 BRACKET |
| PILOT DIAMETER | 0.285 INCHES MINIMUM AND 0.315 INCHES MAXIMUM |
| PILOT LENGTH | 0.161 INCHES NOMINAL |
| PROPRIETARY CHARACTERISTICS | PACS |
| NOMINAL THREAD SIZE | 0.250 INCHES |
| NUT LENGTH | 0.635 INCHES MINIMUM AND 0.665 INCHES MAXIMUM |
| NUT HEIGHT | 0.439 INCHES MINIMUM AND 0.489 INCHES MAXIMUM |
| NUT STYLE | SPLINE (FLOATING) |
| SPECIAL FEATURES | MATERIAL-SLEEVE: 300 SERIES CRES PER ASTM-A-493, BRACKET: 17-7PH CRES PER AMS 5528, HEAT TREAT-BRACKET: 180 KSI MIN ULTIMATE TENSILE STRENGTH, NUT: 180 KSI MIN ULTIMATE TENSILE STRENGTH, FINNISH-SLEEVE AND BRACKET: CADMIUM PLATE PER QQ-P-418, TYPE II, CLASS 2 |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TY2 CL2 FED SPEC SINGLE TREATMENT RESPONSE FLANGE |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE BRACKET |
| SURFACE TREATMENT | CADMIUM BRACKET AND CHROMATE BRACKET |
| SURFACE TREATMENT | CADMIUM FLANGE AND CHROMATE FLANGE |
| SURFACE TREATMENT | PASSIVATE NUT |
| THREAD CLASS | 3B |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 28 |
| THREAD SERIES | UNJF |