Thumbnail Filmstrip of Multi-Function RT4 Trailer Valve Images
- Multi-Function RT4 Trailer Valve
- Direct replacement for the Midland KN26020 RT4 valve
- Used on trailers to control both parking and emergency brake functions
- Controls reservoir charging
- Applies emergency (parking) brakes upon loss of trailer supply (emergency) line pressure
- Trailer Supply Port: 3/8" NPT
- Trailer Control Port: 3/8" NPT
- Reservoir Port 1: 1/2" NPT
- Reservoir Port 2: 3/8" NPT
- Delivery Ports: 3/8" NPT
- PPV Closing Pressure: 70 psi
- Cross References: KN26000, KN26010, N4302A, A88802, MIDKN26020, 1191982, 110170X, 110171X, 110180N, 110190N, 110190X, 110315X, 12360, N4305A, N4305D, N4305C, RKN26020, 5396-KN26020, 110147, 110171, 110190, 110180, A83335, A83336, A88812, AV26020, SA530, 767653010540, PP01295, S-A530