Valve-Manifold-Pipeline-Outlet-Adaptors
Unit of Measure
1 2 3 4 

Item #

CGA Standard

Application

Material

Working Pressure

Thread Size

Connection

A-518 N/A 180 N/A Non-Corrosive Gases N/A Brass N/A 3000 psi N/A 1/4" NPT Male N/A .620"-18UNF-2B-RH-EXT
A-518SS N/A 180 N/A Non-Corrosive Gases N/A Stainless Steel N/A 3000 psi N/A 1/4" NPT Male N/A .620"-18UNF-2B-RH-EXT
N-853A N/A 296 N/A Industrial Oxygen Mixtures N/A Brass N/A 3000 psi N/A 1/4" NPT Female N/A .803"-UNS-2B-RH-INT
A-531 N/A 300 N/A Ethyl Chloride (formerly Acetylene) N/A Brass N/A 500 psi N/A 1/4" NPT Male N/A .825"-14NGO-RH-EXT
A-533 N/A 300 N/A Ethyl Chloride (formerly Acetylene) N/A Brass N/A 500 psi N/A 1/2" NPT Male N/A .825"-14NGO-RH-EXT
A-541 N/A 320 N/A Carbon Dioxide N/A Brass N/A 3000 psi N/A 1/4" NPT Male N/A .825"-14NGO-RH-EXT
A-542 N/A 320 N/A Carbon Dioxide N/A Brass N/A 3000 psi N/A 3/8" NPT Male N/A .825"-14NGO-RH-EXT
A-542CV N/A 320 N/A Carbon Dioxide N/A Brass N/A 3000 psi N/A 3/8" NPT Male N/A
A-543 N/A 320 N/A Carbon Dioxide N/A Brass N/A 3000 psi N/A 1/2" NPT Male N/A .825"-14NGO-RH-EXT
A-543CV N/A 320 N/A Carbon Dioxide N/A Brass N/A 3000 psi N/A 1/2" NPT Male N/A .825"-14NGO-RH-EXT
A-631 N/A 326 N/A Nitrous Oxide N/A Brass N/A 3000 psi N/A 1/4" NPT Male N/A .825"-14NGO-RH-EXT
A-632 N/A 326 N/A Nitrous Oxide N/A Brass N/A 3000 psi N/A 3/8" NPT Male N/A .825"-14NGO-RH-EXT
A-632CV N/A 326 N/A Nitrous Oxide N/A Brass N/A 3000 psi N/A 3/8" NPT Male N/A
A-633 N/A 326 N/A Nitrous Oxide N/A Brass N/A 3000 psi N/A 1/2" NPT Male N/A .825"-14NGO-RH-EXT
A-633CV N/A 326 N/A Nitrous Oxide N/A Brass N/A 3000 psi N/A 1/2" NPT Male N/A .825"-14NGO-RH-EXT
MN-326A N/A 326 N/A Nitrous Oxide N/A Chrome Plated Brass N/A 3000 psi N/A 1/4" NPT Female N/A .825"-14NGO-RH-EXT
N-811A N/A 326 N/A Nitrous Oxide N/A Brass N/A 3000 psi N/A 1/4" NPT Female N/A .825"-14NGO-RH-EXT
A-641 N/A 346 N/A Air N/A Brass N/A 3000 psi N/A 1/4" NPT Male N/A .825"-14NGO-RH-EXT
A-641SS N/A 346 N/A Air N/A Stainless Steel N/A 3000 psi N/A 1/4" NPT Male N/A .825"-14NGO-RH-EXT
A-643 N/A 346 N/A Air N/A Brass N/A 3000 psi N/A 1/2" NPT Male N/A .825"-14NGO-RH-EXT
A-643CV N/A 346 N/A Air N/A Brass N/A 3000 psi N/A 1/2" NPT Male N/A .825"-14NGO-RH-EXT
MN-346A N/A 346 N/A Air N/A Chrome Plated Brass N/A 3000 psi N/A 1/4" NPT Female N/A .825"-14NGO-RH-EXT
N-866A N/A 346 N/A Air N/A Brass N/A 3000 psi N/A 1/4" NPT Female N/A .825"-14NGO-RH-EXT
N-866A-SS N/A 346 N/A Air N/A Stainless Steel N/A 3000 psi N/A 1/4" NPT Female N/A .825"-14NGO-RH-EXT
A-661 N/A 347 N/A Air N/A Brass N/A 5500 psi N/A 1/4" NPT Male N/A .825"-14NGO-RH-EXT
Unit of Measure
1 2 3 4