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Uniform Labeling Codes For Air Brake Valves

The codes consist of five characters. The first two characters indicate the valve type as shown (below). The last three digitis indicate the nominal crack pressure or force. For example 'RV040' would indicate a Relay Valve with a 4 pound crack pressure.

Valve Type Codes RE = Relay EmergencyValve RV = Relay Valve PR = Ratio Relay Valve RD = Decaying Ratio Relay Valve RB = Booster Relay Valve QR = Quick Release Valve BV = Brake Foot Valve TP = Tractor Protection Valve LV = Front Axle Limiting Valve XX = Other

Valve Tags RB000 110570 110571 110690 110606 110580 110582 110588 110605 110790 RD045 110139 110600 RD055 110584 RD060 110575 RE015 A1000S RE045 110200 110205 110460 110470 110475 110338 RE085 110459 RV015 110380 110360 110385 110365 RV025 3100 RV040 110410 110412 110415 110416 110615 110197 110198 110199 110275 RV045 110450 RV055 110488 9125 110207 110228 110487 RV060 110507 QR010 2000D-3/8 2000D-1/2 200000 200001 200002 200003 200004 200006 QR045 2000B-3/8 2000B-1/2 QR100 2000C-3/8 2000C-1/2

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