- Brass relief device w/ shear poppet
- Burst disc - Carpenter 20Cb3
- Copper washer seal
- 17-4ph stainless steel shear ring
- Rupture range 3700-4000 psi @ 160ºF
- Flow 576 CFM of air @ 60ºF and 100 psi
- Manufactured in accordance with the CGA S-1.1 standard
Additional Information (Select to download Product PDF Details):
Replacement and Repair Parts

Copper Washer
P/N: 9146-6C

Rupture Disc
P/N: 9146-18 SERIES

Shear Ring
P/N: 9146-24H

1-1/2″ MNGT x 3/4″NGT Safety Body, w/Poppet Body
P/N: P8161X-1

Brass Adaptor
P/N: 9146-30K

Brass Adapter w/ Recess
P/N: 9146-30U

Brass Adapter W / 165 Fusemetal
P/N: 9146-30KH

Brass Adapter W / 212 Fusemetal
P/Ne: 9146-30KJ

Flare Nut 1-1/8″
P/N: 9146-29

Flare Nut 1″
P/N: 9146-29F

Brass Adapter W / 1″NPT Vent Tube Connection
P/U: 9146-27U

Brass Adapter W / 1″NPT Vent Tube Connection, 165 Fusemetal
P/N: 9146-27H

Brass Adapter w/ 1″NPT Vent Tube Connection, 212 Fusemetal
P/N: 9146-27J

S.S. Vent Tube Nut, 1-1/8″
P/N: 9146-28

S.S. Vent Tube Nut, 1″
P/N: 9146-28F

Standard Weather Membrane
P/N: 9160-83

Weather Membrane for Recessed Adapter
P/N: 9160-83F

Non-Vent Plug, Brass
P/N: 9146-21

Non-Vent Plug w / 165 Fusemetal
P/N: 9146-21H

Non-Vent pluy w/ 212 Fusemetal
P/N: 9146-21J