| CONNECTION STYLE | SOCKET (TUBE) ALL ENDS |
| CONNECTION TYPE | UNTHREADED INTERNAL TUBE ALL ENDS |
| COUPLING FLANGE SHAPE | ROUND |
| MATERIAL | NICKEL ALLOY OVERALL |
| MAXIMUM OPERATING PRESSURE | 5500.0 POUNDS PER SQUARE INCH 1ST RESPONSE |
| MAXIMUM OPERATING PRESSURE | 5500.0 POUNDS PER SQUARE INCH 2ND RESPONSE |
| MAXIMUM OPERATING TEMP | -20.0 FAHRENHEIT 1ST RESPONSE |
| MAXIMUM OPERATING TEMP | 275.0 FAHRENHEIT 2ND RESPONSE |
| NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED | 1.000 INCHES ALL ENDS |
| NOMINAL OVERALL LENGTH | 2.1875 INCHES |
| PART NAME ASSIGNED BY CONTROLLING AGENCY | UNION, TUBE TO TUBE |
| SEAT TYPE | RECESSED |
| SPECIAL FEATURES | O-RING MATERIAL DETERMINES TEMPERATURE RATING; UNION THREADS 1.5-12 UNF CLASS 3; MATERIAL: MONEL |
| STYLE DESIGNATOR | UNTHREADED |