Our policy is one of continued research and development. We therefore reserve the right to amend,
without notice, the specifications given in this document. © 2020 Norgren Ltd
7/21
Warning: Cancer and reproductive harm —
www.p65warnings.ca.gov.
Use this chart as a product deconfigurator. It is not designed to "build" model numbers.
7 & 8 Air Operators
A1 = Single, PTF Threads
AA = Single, BSPP Threads
Position in Model Number
1 2 3 4 5 6 — 7 8
Valve Body Operator
1 Valve Type
A = 2-Port/2-Position, Normally Closed.
B = 2-Port/2-Position, Normally Open.
C = 3-Port/2-Position, Multi-Directional.
D = 3-Port/2-Position, Normally Closed.
E = 3-Port/2-Position, Normally Open.
F = 4-Port/2-Position (4-way).
2 Mounting Style
1 = Inline, PTF Threads
A = Inline, BSPP Threads
3 & 4 Basic Size
01 = 1/4" Basic, (Valve Types D, E, F)
1/2" Basic, (Valve Types A, B, C)
02 = 1/2" Basic, (Valve Types C, D, E, F, G)
1" Basic, (Valve Types A, B)
03 = 1" Basic, (Valve Types C, D, E, F, G)
2" Basic, (Valve Type A)
04 = 1" Basic, (Valve Types D, E)
2" Basic, (Valve Type C)
5 Port Size PTF
2 = 1/4" Ports
3 = 3/8" Ports
4 = 1/2" Ports
5 = 3/4" Ports
6 = 1" Ports
7 = 1-1/4" Ports
8 = 1-1/2" Ports
9 = 2" Ports
6 Internal Variation
H = External Pilot Supply.
J = Vacuum Service. Has an external
pilot supply with heavy spring.
