Product specifications

9
PRESSURE PROTECTION VALVES
PRESSURE PROTECTION
VALVE
Used to protect air brake
system from accessory
failure. Nonadjustable.
1
/
4
" NPTF inlet port,
1
/
4
" NPTF outlet port.
Operating PSI
Part No. Open Closed
KN31000 65 45
KN31010 95 75
PRESSURE PROTECTION VALVE
with one way check valve
Used to protect air brake system from accessory
failure. Nonadjustable. 3/8" NPTF inlet port,
1/2" NPTF outlet port.
2-9/16" tall Normal closing
Part No. pressure
140270 3/8" - 60 psi
140280 3/8" - 70 psi
140380 1/4" - 70 psi
PRESSURE PROTECTION VALVE
3
/
8
" NPTF Inlet and Outlet
Tractor Protection Valve
TP-3DC
Part No. 065706
Part Number 90554107
Pressure Protection Valve
Protects the air brake system in the event of a
leak or failure within the air suspension system.
A replaceable filter minimizes contaminants and
other debris from entering other air system
accessories.
All Ports: 1/4" NPT
Closing Pressure: 70 PSIG
Opening Pressure: 75 PSIG minimum
PRESSURE PROTECTION VALVE
TYPE PR-4
Closes at a preset pressure.
Factory set at 85 PSI.
Many different applications.
Can be used to protect one
reservoir system from another
if a reservoir system failure
occurs. Nonadjustable.
1/4" PT supply and
delivery ports.
Part No. 286500N
PRESSURE PROTECTION
VALVE; TYPE PR-2
Closes at a preset pressure.
Factory set at 65 PSI.
Can be used to protect
one reservoir system
from another if a
reservoir system
failure occurs.
1/4" PT supply and delivery ports.
Part No. 277147N
Part No. 277227N (75 psi)
PRESSURE
CONTROL
VALVE
Pressure setting from
0 psi to reservoir pressure.
1/4" NPTF inlet and outlet.
1/4" NPTF exhaust
Part No. 5400
1.25"
Part No. A B
279000N 1/2" 1/2"
TP-3 TRACTOR/TRAILER
PROTECTION VALVE
Opening
Part No. Pressure
KN31170 50 PSI
KN31171 75 PSI
TP-5™
TRACTOR
PROTECTION
VALVE
Part No.
288605N
OR288605X
Operating PSI
Part No. Open Closed
110257 75 70
110258 95 90
PRESSURE
PROTECTION VALVE
3
/
8
" NPTF Inlet,
3
/
8
" NPTF Outlet
2" height
Inlet
Outlet
TRACTOR
PROTECTION
VALVE
Part No.
KN34110X
Tractor
Service
3
/
8
" NPTF
(A) Trailer
Emerg. NPTF
(B) Trailer
Service
NPTF
Tractor
Emerg.
1
/
4
" NPTF
3/8"
1/2"
1/4"
3/8"
3/8"
3/8"