PART NO : AB8393                          
​

• 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

MODEL:
Multi-Function RT4 Trailer Valve

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 PORT:
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, RT4.
A cross reference listing means that this valve is a suitable replacement for the part numbers listed. Some changes in air line plumbing may be required.