Jamieson Equipment Co., Inc. - Quick Exhaust Valves

Quick exhaust valves provide rapid exhaust of control air when placed between control valve and actuator. They can also be used as shuttle valves. Diaphragm materials are available in urethane, Nitrile, Fluorocarbon, and PTFE to meet a wide variety of operating conditions.

Specifications:
• Maximum Operating Pressure (Air): 150 PSIG / 200 PSIG for Model No. 0R37TB (PTFE diaphragm)
• Minimum Operating Pressure (Air):3 PSIG / 50 PSIG for Model No. 0R37TB (PTFE diaphragm)

Operating Temperature:
• Urethane: 0°F to 180°F* (-18°C to 80°C)
• Nitrile: 0°F to 180°F* (-18°C to 80°C)
• Fluorocarbon: 0°F to 400°F* (-18°C to 205°C)
• PTFE: 0°F to 500°F* (-18°C to 260°C)

Component Materials:
• Body Material: Die cast aluminum
• Static Seals: Nitrile standard with urethane
• Diaphragm: Standard – Urethane

Dimensional Drawing - Quick Exhaust Valve

Unit of Measure

Items	0R12B Quick Exhaust Valve	0R12NB Quick Exhaust Valve	0R25B Quick Exhaust Valve	0R25NB Quick Exhaust Valve	0R25PB Quick Exhaust Valve
Body Material	N/A Die Cast Aluminum
Seal Material	N/A Urethane or Viton or Teflon
Diaphragm Material	N/A Urethane or Viton or Teflon
Flow¹	N/A 70 scfm	N/A 70 scfm	N/A 90 scfm	N/A 150 scfm	N/A 240 scfm
Operating Temp. Range	N/A - 40 to 180 ºF
Min. Operating Air Pressure	N/A 3 psig
Max. Operating Air Pressure	N/A 150 psig
Dimension A	N/A 1/8 in	N/A 1/8 in	N/A 1/4 in	N/A 1/4 in	N/A 1/4 in
Dimension B	N/A 1/8 in	N/A 1/8 in	N/A 1/4 in	N/A 1/4 in	N/A 3/8 in
Dimension C	N/A 1/8 in	N/A 1/4 in	N/A 1/4 in	N/A 3/8 in	N/A 3/8 in
Dimension D	N/A 7/8" Sq.	N/A 7/8" Sq.	N/A 7/8" Sq.	N/A 1" Hex	N/A 1" Hex
Dimension E	N/A 1.75	N/A 1.75	N/A 1.75	N/A 2.06	N/A 2.06
Dimension F	N/A 1.88	N/A 1.88	N/A 1.88	N/A 2.44	N/A 2.44
Service Kit Number	N/A 3640 8000	N/A 3640 8000	N/A 3640 8000	N/A 3340 0105	N/A 3340 0105
Manufacturer	N/A Parker / Schrader Bellows®
¹ At 100 psig inlet pressure with full pressure drop