Back pressure regulator 123

The Model 123 is a relief regulator suitable as a back pressure regulator or bypass valve for controlling inlet pressure between 2 and 350 psig (.14 to 24.2 Barg) (525 psig (36.2 Barg) at 50% build-up). The body has an angle configuration with a side inlet and a bottom outlet. Sizes are 1/2″, 3/4″, 1″, 1-1/2″ and 2″ (DN15, 20, 25, 40 and 50). Available options include cryogenic construction, NACE construction and a large selection of trim, body and diaphragm materials. It is the most adaptable back pressure/relief regulator Cashco manufactures.


Product information

Techical specification

  • 1/2"-2.0"
  • Cast grey iron,cast carbon steel,cast stainless steel,BRASS
  • 525 PSIG
  • Parallel thread female,female NPT,SOCKET WELD,extended-nipples,flanged
Document Ingress File type Size
Data sheet Cashco 123 English
2.38 MB Download
IOM Cashco 123 English
2.18 MB Download

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