| LENGTH TO SHOULDER | 0.813 INCHES MAXIMUM |
| NUT STYLE | TUBE COUPLING |
| NUT HEIGHT | 1.214 INCHES MINIMUM AND 1.234 INCHES MAXIMUM |
| MATERIAL DOCUMENT AND CLASSIFICATION | AMS-QQ-A-225/9 NATIONAL STD SINGLE MATERIAL RESPONSE OR AMS4124 NATIONAL STD SINGLE MATERIAL RESPONSE OVERALL |
| MATERIAL | ALUMINUM ALLOY 7075 OVERALL |
| NOMINAL THREAD SIZE | 1.6250 INCHES |
| NOMINAL TUBE OUTSIDE DIAMETER | 1.250 INCHES |
| SMALLEST INSIDE DIAMETER | 1.347 INCHES MINIMUM AND 1.350 INCHES MAXIMUM |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | NUT, COUPLING, FLARE |
| SEAT ANGLE | 85.0 DEGREES MINIMUM AND 95.0 DEGREES MAXIMUM |
| WIDTH ACROSS FLATS | 1.982 INCHES MINIMUM AND 2.005 INCHES MAXIMUM |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS2472 NATIONAL STD SINGLE TREATMENT RESPONSE OR MIL-A-8625, TYPE II, CLASS 2 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| SURFACE TREATMENT | ANODIZE OVERALL |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD QUANTITY PER INCH | 12 |
| THREAD SERIES | UNIFIED NATIONAL JOINT (UNJ) |