| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.500 INCHES |
| THREAD QUANTITY PER INCH | 13 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.720 INCHES MINIMUM AND |
| 1.780 INCHES MAXIMUM |
| MATERIAL | STEEL COMP 1010 OR |
| STEEL COMP 1015 OR |
| STEEL COMP 1016 OR |
| STEEL COMP 1018 OR |
| STEEL COMP 1020 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A108 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| SURFACE TREATMENT | CADMIUM AND |
| ENAMEL AND |
| PRIMER OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 1 CL 1 FED SPEC 1ST TREATMENT RESPONSE AND |
| TT-E-529 FED SPEC 2ND TREATMENT RESPONSE AND |
| TT-P-636 FED SPEC 3RD TREATMENT RESPONSE OR |
| TT-P-664 FED SPEC 3RD TREATMENT RESPONSE OVERALL |
| STYLE DESIGNATOR | ROUND BEND |
| DISTANCE FROM INSIDE CENTER OF BEND TO BOLT END | 5.970 INCHES MINIMUM AND |
| 6.030 INCHES MAXIMUM |
| INSIDE DISTANCE BETWEEN SHANKS | 4.470 INCHES MINIMUM AND |
| 4.530 INCHES MAXIMUM |