Circle Valve Technologies Inc.
1533 Gehman Road
Harleysville, PA 19438

Toll Free:800-645-6733
Phone: 267-933-6300
Fax: 267-933-6305
Email: [email protected]
Print Back
Features
  • M5100 Series offered with ring or lift handle
  • Zero leakage from 0 psi up to 70% of the marked set pressure
Please specify ‘ASME’ when placing your order.
M5100 Series ASME Safety Relief Valve
Unit of Measure
1 2 3 

Item #

Body Material

O-Ring Material

Set Pressure

Valve Size

Connections (Inlet)

Operating Temperature

M5162N-2M(L) N/A Naval Brass N/A Ethylene Propylene N/A 50 to 1200 psig N/A 1/4 in N/A Male pipe, Lock Wire N/A -20 to 200 ºF
M5162N-3M(L) N/A Naval Brass N/A Ethylene Propylene N/A 50 to 1200 psig N/A 3/8 in N/A Male pipe, Lock Wire N/A -20 to 200 ºF
M5162N-4M(L) N/A Naval Brass N/A Ethylene Propylene N/A 50 to 1200 psig N/A 1/2 in N/A Male pipe, Lock Wire N/A -20 to 200 ºF
M5162N-6M(L) N/A Naval Brass N/A Ethylene Propylene N/A 100 to 1200 psig N/A 3/4 in N/A Male pipe, Lock Wire N/A -20 to 200 ºF
M5162N-8M(L) N/A Naval Brass N/A Ethylene Propylene N/A 20 to 1200 psig N/A 1 in N/A Male pipe, Lock Wire N/A -20 to 200 ºF
M5132T-1M(L) N/A 303 Stainless Steel N/A Viton® N/A 20 to 1200 psig N/A 1/8 in N/A Male pipe, Lock Wire N/A -20 to 400 ºF
M5132T-2M(L) N/A 303 Stainless Steel N/A Viton® N/A 50 to 1200 psig N/A 1/4 in N/A Male pipe, Lock Wire N/A -20 to 400 ºF
M5132T-3M(L) N/A 303 Stainless Steel N/A Viton® N/A 50 to 1200 psig N/A 3/8 in N/A Male pipe, Lock Wire N/A -20 to 400 ºF
M5132T-4M(L) N/A 303 Stainless Steel N/A Viton® N/A 50 to 1200 psig N/A 1/2 in N/A Male pipe, Lock Wire N/A -20 to 400 ºF
M5132T-6M(L) N/A 303 Stainless Steel N/A Viton® N/A 100 to 1200 psig N/A 3/4 in N/A Male pipe, Lock Wire N/A -20 to 400 ºF
M5132T-8M(L) N/A 303 Stainless Steel N/A Viton® N/A 20 to 1200 psig N/A 1 in N/A Male pipe, Lock Wire N/A -20 to 400 ºF
M5159T-1M(L) N/A 303 Stainless Steel N/A Buna N N/A 20 to 1200 psig N/A 1/8 in N/A Male pipe, Lock Wire N/A -40 to 250 ºF
M5159T-2M(L) N/A 303 Stainless Steel N/A Buna N N/A 50 to 1200 psig N/A 1/4 in N/A Male pipe, Lock Wire N/A -40 to 250 ºF
M5159T-3M(L) N/A 303 Stainless Steel N/A Buna N N/A 50 to 1200 psig N/A 3/8 in N/A Male pipe, Lock Wire N/A -40 to 250 ºF
M5159T-4M(L) N/A 303 Stainless Steel N/A Buna N N/A 50 to 1200 psig N/A 1/2 in N/A Male pipe, Lock Wire N/A -40 to 250 ºF
M5159T-6M(L) N/A 303 Stainless Steel N/A Buna N N/A 100 to 1200 psig N/A 3/4 in N/A Male pipe, Lock Wire N/A -40 to 250 ºF
M5159T-8M(L) N/A 303 Stainless Steel N/A Buna N N/A 20 to 1200 psig N/A 1 in N/A Male pipe, Lock Wire N/A -40 to 250 ºF
M5120T-1M(L) N/A 303 Stainless Steel N/A Teflon® N/A 20 to 1200 psig N/A 1/8 in N/A Male pipe, Lock Wire N/A -100 to 300 ºF
M5120T-2M(L) N/A 303 Stainless Steel N/A Teflon® N/A 50 to 1200 psig N/A 1/4 in N/A Male pipe, Lock Wire N/A -100 to 300 ºF
M5120T-3M(L) N/A 303 Stainless Steel N/A Teflon® N/A 50 to 1200 psig N/A 3/8 in N/A Male pipe, Lock Wire N/A -100 to 300 ºF
M5120T-4M(L) N/A 303 Stainless Steel N/A Teflon® N/A 50 to 1200 psig N/A 1/2 in N/A Male pipe, Lock Wire N/A -100 to 300 ºF
M5120T-6M(L) N/A 303 Stainless Steel N/A Teflon® N/A 100 to 1200 psig N/A 3/4 in N/A Male pipe, Lock Wire N/A -100 to 300 ºF
M5120T-8M(L) N/A 303 Stainless Steel N/A Teflon® N/A 20 to 1200 psig N/A 1 in N/A Male pipe, Lock Wire N/A -100 to 300 ºF
M5120T-8M(L) N/A 303 Stainless Steel N/A Teflon® N/A 20 to 1200 psig N/A 1 in N/A Male pipe, Lock Wire N/A -100 to 300 ºF
M5133T-1M(L) N/A 303 Stainless Steel N/A Neoprene N/A 20 to 1200 psig N/A 1/8 in N/A Male pipe, Lock Wire N/A -40 to 250 ºF
Unit of Measure
1 2 3