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
  • Set Pressures to 300 psig
  • Temperature to +400°F
  • Teflon® seat for improved seat tightness.
  • Cleaned and packaged for use in oxygen service in compliance with CGA specification G-4.1
Rockwood Swendeman Type RSL-S Safety Relief Valve
Unit of Measure
Items Rockwood Swendeman Type RSL Bronze Relief Valve
770NACC-NXXX
Type RSL Bronze Safety Relief Valve 		Rockwood Swendeman Type RSL Bronze Relief Valve
770NACD-NXXX
Type RSL Bronze Safety Relief Valve 		Rockwood Swendeman Type RSL Bronze Relief Valve
770NADD-NXXX
Type RSL Bronze Safety Relief Valve 		Rockwood Swendeman Type RSL Bronze Relief Valve
770NACE-NXXX
Type RSL Bronze Safety Relief Valve 		Rockwood Swendeman Type RSL Bronze Relief Valve
770NADE-NXXX
Type RSL Bronze Safety Relief Valve
Series N/A 770
Type N/A Relief Valve
Valve Service N/A Air/Gas/Liquid Non Code
Certification N/A None Coded
Body Material N/A Bronze
Seal Material N/A Teflon®
Cap Type N/A Plain Cap
Inlet N/A 1/2" MNPT N/A 1/2" MNPT N/A 3/4" MNPT N/A 1/2" MNPT N/A 3/4" MNPT
Outlet N/A 1/2" Female NPT N/A 3/4" Female NPT N/A 3/4" Female NPT N/A 1" Female NPT N/A 1" Female NPT
Orifice N/A .75 in
Cracking Pressure N/A 5 to 300 psig
Operating Pressure N/A 300 psig
Operating Temperature N/A 0 to 300 ºF
Dimension A - Overall Height N/A 5.78 in N/A 5.78 in N/A 5.905 in N/A 6.41 in N/A 6.535 in
Dimension B - Outlet Height N/A 2.44 in N/A 2.44 in N/A 2.565 in N/A 2.69 in N/A 2.815 in
Dimension C - Outlet Width N/A 1.34 in N/A 1.34 in N/A 1.34 in N/A 1.69 in N/A 1.69 in
Weight N/A 2 lbs N/A 2 lbs N/A 2 lbs N/A 3 lbs N/A 3 lbs