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]
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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
1 2 3 

Item #

Valve Service

Body Material

Cap Type

Inlet

Outlet

Orifice

770NEGJ-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Plain Cap N/A 1-1/2" MNPT N/A 2" Female NPT N/A 2 in
770NEHJ-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Plain Cap N/A 2" MNPT N/A 2 1/2" Femle NPT N/A 2 in
775NACD-NXXX N/A Air/Gas/Liquid Non Code N/A 316 Stainless Steel N/A Plain Cap N/A 1/2" MNPT N/A 3/4" Female NPT N/A .75 in
775NADD-NXXX N/A Air/Gas/Liquid Non Code N/A 316 Stainless Steel N/A Plain Cap N/A 3/4" MNPT N/A 3/4" Female NPT N/A .75 in
775NACE-NXXX N/A Air/Gas/Liquid Non Code N/A 316 Stainless Steel N/A Plain Cap N/A 1/2" MNPT N/A 1" Female NPT N/A .75 in
775NADE-NXXX N/A Air/Gas/Liquid Non Code N/A 316 Stainless Steel N/A Plain Cap N/A 3/4" MNPT N/A 1" Female NPT N/A .75 in
775NBCE-NXXX N/A Air/Gas/Liquid Non Code N/A 316 Stainless Steel N/A Plain Cap N/A 1/2" MNPT N/A 1" Female NPT N/A 1 in
775NBDE-NXXX N/A Air/Gas/Liquid Non Code N/A 316 Stainless Steel N/A Plain Cap N/A 3/4" MNPT N/A 1" Female NPT N/A 1 in
775NBEE-NXXX N/A Air/Gas/Liquid Non Code N/A 316 Stainless Steel N/A Plain Cap N/A 1" MNPT N/A 1" Female NPT N/A 1 in
775NBCF-NXXX N/A Air/Gas/Liquid Non Code N/A 316 Stainless Steel N/A Plain Cap N/A 1/2" MNPT N/A 1 1/4" Female NPT N/A 1 in
775NBDF-NXXX N/A Air/Gas/Liquid Non Code N/A 316 Stainless Steel N/A Plain Cap N/A 3/4" MNPT N/A 1 1/4" Female NPT N/A 1 in
775NBEF-NXXX N/A Air/Gas/Liquid Non Code N/A 316 Stainless Steel N/A Plain Cap N/A 1" MNPT N/A 1 1/4" Female NPT N/A 1 in
770EACC-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 1/2" MNPT N/A 1/2" Female NPT N/A .75 in
770EACD-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 1/2" MNPT N/A 3/4" Female NPT N/A .75 in
770EADD-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 3/4" MNPT N/A 3/4" Female NPT N/A .75 in
770EACE-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 1/2" MNPT N/A 1" Female NPT N/A .75 in
770EADE-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 3/4" MNPT N/A 1" Female NPT N/A .75 in
770EBCE-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 1/2" MNPT N/A 1" Female NPT N/A 1 in
770EBDE-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 3/4" MNPT N/A 1" Female NPT N/A 1 in
770EBEE-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 1" MNPT N/A 1" Female NPT N/A 1 in
770EBCF-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 1/2" MNPT N/A 1 1/4" Female NPT N/A 1 in
770EBDF-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 3/4" MNPT N/A 1 1/4" Female NPT N/A 1 in
770EBEF-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 1" MNPT N/A 1 1/4" Female NPT N/A 1 in
770ECDF-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 3/4" MNPT N/A 1 1/4" Female NPT N/A 1.25 in
770ECEF-NXXX N/A Air/Gas/Liquid Non Code N/A Bronze N/A Open Lever N/A 1" MNPT N/A 1 1/4" Female NPT N/A 1.25 in
Unit of Measure
1 2 3