| THREAD SERIES DESIGNATOR | UNC |
| NOMINAL THREAD DIAMETER | 0.5 INCHES |
| THREAD QUANTITY PER INCH | 13 |
| THREAD CLASS | 2A |
| THREAD DIRECTION | RIGHT-HAND |
| THREAD LENGTH | 1.61 INCHES MINIMUM AND |
| 1.63 INCHES MAXIMUM |
| MATERIAL | STEEL PROPERTY CLASS 18.8 OVERALL |
| MATERIAL DOCUMENT AND CLASSIFICATION | ASTM A193 ASSN STD SINGLE MATERIAL RESPONSE OR |
| ASTM A593 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SURFACE TREATMENT | PASSIVATE OVERALL |
| SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | ASTM A380 ASSN STD SINGLE TREATMENT RESPONSE OR |
| ASTM A967 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| STYLE DESIGNATOR | ROUND BEND |
| INSIDE DISTANCE BETWEEN SHANKS | 6.75 INCHES NOMINAL |
| SHANK DIAMETER | 0.5 INCHES NOMINAL |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | COMPRESSOR U-BOLT |