- Special Notes
- Product Description
- Manufacturer: PTP
- Part Number: KN28520
- Condition: New
- Direct replacement for Haldex KN28520 relay valves
- A fast relay used to apply and release service brakes on tractor or trailer
- Cover may be rotated without affecting performance
- Supply ports = 1/2" pipe thread
- Delivery ports = 1/2" pipe thread
- Control port = 1/4" pipe thread
- Crack pressure = 5.5 psi
Cross References: A78887, N30108BF, 9732980140, 28520, AE78887, N30108AH, 459790C91, 110412, 14036, 70017261, 767653010786, 035058
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.
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