KUNKLE VALVE

Safety and Relief Valves

Phone: 847-356-0566 Fax: 847-356-0747 E-Mail: sales@mmcontrol.com

Kunkle Safety and Relief Products

Models 189, 363, and 389 Air/Gas Cryogenic Safety Valves

Spec & Tech Sheets

Model Descriptions
Model 189	Bronze housing with Stainless Steel (SS) trim (nozzle and disc) with Teflon® seat/seal in disc. Plain lift lever.
Model 189C	Same as model 189 except pressure tight cap for gas service only. Suitable for maximum back pressure of 50 psig.
Model 189P	Same as model 189 except pressure tight packed lift lever. Suitable for maximum back pressure of 50 psig.
Model 363	Bronze housing with SS trim (nozzle and disc) with Teflon® seat/seal in disc. Plain lift lever. 1000 psig maximum set pressure.
Model 363C	Same as model 363 except pressure tight cap for gas service only. Suitable for maximum back pressure of 50 psig. 1000 psig maximum set pressure.
Model 363P	Same as model 363 except pressure tight packed lift lever. Suitable for maximum back pressure of 50 psig. 1000 psig maximum set pressure.
Model 389C	All SS with Teflon® seat/seal in disc. Pressure tight cap for gas service only. Suitable for maximum back pressure of 50 psig.
Model 389P	Same as model 389C except pressure tight packed lift lever. Suitable for maximum back pressure of 50 psig.

Features

Heavy duty construction provides long service life.
Unique three-piece disc assembly with PTFE seat/seal offers superior leak-free performance over the entire pressure/temperature operating range.
Control ring offers precise blowdown adjustment.
Pivot between disc and spring corrects for misalignment and compensates for spring side thrust.
Every valve 100% tested/inspected for set pressure, blowdown and leakage.
All adjustments factory sealed to prevent tampering and disassembly.

Applications

Cryogenic "cold" and liquefied air, oxygen and gas service.
Multi-stage air and gas compressors, intercoolers, aftercoolers and receivers.
Thermal expansion relief and/or full rated capacity discharge.
Air, gas and liquefied gas lines and systems.

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Phone: 847-356-0566 Fax: 847-356-0747 E-Mail: sales@mmcontrol.com

WARNING: Some of the products we sell can expose you to chemicals known to the State of California to cause cancer, birth defects or other reproductive harm. Contact your sales rep or go to www.P65Warnings.ca.gov for more information.

All registered trademarks are fully acknowledged by: M&M Control Service, Inc.

M&M Control Service, Inc. does not represent or claim any affiliation, association, connection or approvals with or from any manufacturer unless stated. We fully acknowledge all trademarks and/or names which are pictured and/or listed throughout the M&M Control Service, Inc. Website.

(Powers^TM, also known as, POWERS REGULATOR, MCC POWERS, POWERS-FIAT, POWERS PROCESS CONTROLS, CRANE POWERS and POWERS, a Watts Industries Company. The POWERS trademark is owned by Powers, A Division of Watts Water Technologies, Inc. M&M Control Service, Inc. Is a Stocking Distributor for Powers^TM)

(All names unintentionally excluded from this list will be included in the next revision upon our notification.)

*This list may vary, as names not appearing on this list are entitled to the acknowledgment of their Trademarks by M&M Control Service, Inc.