Duolok calibration unions are used to connect tube systems to pressure transmitters. SSP offers calibration unions with 1/4-28 UNF and 5/16-24 UNF and 5/16-24 UNF threads typically used with Honeywell and Rosemont units respectively.
Part # |
CAD |
Body Material |
Connection 1 - Type |
Connection 1 - Size |
Connection 2 - Type |
Connection 2 - Size |
Quantity |
|---|---|---|---|---|---|---|---|
| ISSD4CU1 |
N/A 
|
N/A 316 SS | N/A Tube Fitting | N/A 1/4 in | N/A Calibration | N/A 1/4-28 UNF | |
| ISSD4CU2 |
N/A
|
N/A 316 SS | N/A Tube Fitting | N/A 1/4 in | N/A Calibration | N/A 5/16-24 UNF | |
| IMD4CU1 |
N/A
|
N/A Alloy 400 | N/A Tube Fitting | N/A 1/4 in | N/A Calibration | N/A 1/4-28 UNF | |
| IMD4CU2 |
N/A
|
N/A Alloy 400 | N/A Tube Fitting | N/A 1/4 in | N/A Calibration | N/A 5/16-24 UNF | |
| IHCD4CU1 |
N/A
|
N/A Alloy C-276 | N/A Tube Fitting | N/A 1/4 in | N/A Calibration | N/A 1/4-28 UNF | |
| IHCD4CU2 |
N/A
|
N/A Alloy C-276 | N/A Tube Fitting | N/A 1/4 in | N/A Calibration | N/A 5/16-24 UNF |
