Air Products
Catalog
Relay Emergency Valves -- Four Port Charging Style
Relay emergency valves are used with single (service only) brake chambers. All valves on this page are charging style.


110143 Plug Unit Assembly
110201 Major Repair Kit
110162 Spool Assembly
110166 Minor Spool Assembly
partnumber
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Part Number Supply Port (NPT) Control Port (NPT) Reservoir Port (NPT) Delivery Ports (4) (NPT) Supply Outlet (NPT) Ratio Feature SAE J1860 Tag Nominal Crack Pressure
110200 1/4" 1/4" 3/4" 3/8" None Note #1 RE045 4.5
110205 3/8" 3/8" 3/4" 3/8" None Note #1 RE045 4.5
110460 1/4" 1/4" 3/4" 3/8" None No RE045 4.5
110470 3/8" 3/8" 3/4" 3/8" None No RE045 4.5
110475 3/8" 3/8" 3/4" 3/8" 3/8" No RE045 4.5
Note #1 These valves include a Ratio Feature. Do not use on converter dollies, lift axles or trailer turnable axles! The preferred application is controlling tandem axles.

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