6074 Series: 303 Stainless Steel Diaphragm Valves
Proven leak-tight diaphragm seal capable of conforming to very low leak rates.- Forged 303 stainless steel body to withstand severe service conditions.
- Anti-Extrusion Pin to minimize risk of valve not opening due to excessive torque.
- Low operating torque design to ensure ease of operation during filling and venting.
- Especially suitable in applications where purging of the cylinder under high vacuum is required.
- Available with unitized pressure relief device having fuse-metal backed or unbacked rupture disc.
- FDA approved for service in medical applications.
- Conforms to CGA and D.O.T. regulations and standards.
- High Cv (.635) for quicker purging during vacuum baking and faster filling.
| 6074 SERIES - 303 SS PACKLESS DIAPHRAGM VALVES | ||
| Valve Series | Inlet Thread Size | PRD |
| 6074 Series | 3/4" - 14NGT | None |
| 6074S Series | 3/4" - 14NGT | CG-1 Stainless Steel Disc |
| 6074NM Series | 3/4" - 14NGT | CG-4 Nickel Disc |
| 6074PM Series | 3/4" - 14NGT | CG-4 Platinum Disc |
| 6074SM Series | 3/4" - 14NGT | CG-4 Stainless Steel Disc |
| 6074X14 Series | 1-1/8 -12UNF | CG-1 Stainless Steel Disc |
| 6074X15E Series | 1-1/8 -12UNF | CG-1 Stainless Steel Disc, Unitized |
| 6074X15SM Series | 1-1/8 -12UNF | CG-4 Stainless Disc |
- Optional: flow restrictor tapping, dip tube tapping, electropolishing.
- Available in all outlet connections for compressed gas service per CGA V-1.
- For more information on available valve configurations, please contact factory or your local Sherwood distributor.




