Truck and Bus
Air Supply and Processing
Air Compressors
Compressor - Single Cylinder
Compressor - Twin Cylinder
Compressor - Special Cylinder
Compressor - Stand Alone
Compressor Cylinder Head
Air Processing
Air Processing Unit (APU)
FuelGuard™ - Electronic Air Processing Unit (EAPU)
FuelGuard™ Lean - Electronic Air Processing Unit (ECAPU/ ECAD)
Multiple Circuit Protection Valve
Governor and Unloader
Charging Valve
Safety Valve
Protection Valve
Triple Protection Valve
Air Dryer - Single Chamber
Air Dryer - Twin Chamber
Air Dryer with Purge Tank
Air Dryer Heater
Electronically Controlled Air Dryer
Antifreeze Pump
Filtering Products
Air System ProtectorPLUS - Double Coalescing Cartridge
Air System Protector Cartridge - Coalescing Cartridge
Cartridge - Standard Cartridge
Essential Cartridge
Line Filter
Air Storage
Air Reservoir
Clamp Band
Drain Valve
Air Brake Systems
Anti-Lock Braking System (ABS)
ABS Electronic Control Unit (ECU)
ABS Cables
ABS Solenoid Modulator Valve
ABS Trailer Control Valve
ABS Valve Package
ASR Proportional Valve
Wheel Speed Sensor
Electronic Braking System (EBS)
EBS Truck Modulator
EBS Trailer Control Valve
EBS Brake Signal Transmitter
EBS Proportional Relay Valve
EBS Solenoid Relay Valve
EBS Electronic Control Unit (ECU)
EBS Central Braking Unit
EBS Cables
Conventional Braking Components
3/2 Solenoid Valve
Adapting Valve
Check Valve
Directional Control Valve
Exhaust Brake and Exhaust Pressure Modulator
Foot Brake Valve
Load Sensing Valve
Piston Operating Cylinder
Pressure Limiting Valve
Pressure Limiting Unit
Pressure Switch
Quick Release Valve
Relay Valve
Silencer
Trailer Control Valve
Tractor Protection Valve
Retarder Control
Retarder Valve
Exhaust Brake
Hydraulic Engine Brake
Exhaust Brake Control Unit
Parking Brakes
Hand Brake Valve
Push Pull Valve
Inversion Valve
Spring Brake Valve
Electro Pneumatic Handbrake Modulator
Hydraulic Brake Systems
Conventional Hydraulic Brake
Brake Valve
Hydraulic Brake Chamber
Hydraulic Load Sensing Valve
Piston Air/Hydraulic Actuator
Single Circuit Hydropneumatic Servo Unit
Trailer Control Valve
Vacuum Brake Booster
Electro Hydraulic Brake
Hydraulic ABS Modulator
Hydraulic ABS HPB
Hydraulic ECU
Wheel Brakes
Air Disc Brakes
MAXX™ 22 (Heavy Duty)
MAXXUS™ (Heavy Duty - US Version)
MAXX™ 19 (Medium Duty)
MAXX™ 17 (Light Duty)
PAN25™ (Special Applications)
PAN22™ (Heavy Duty)
PAN19™ (Medium Duty)
PAN17™ (Light Duty)
Tool Sets for Disc Brakes
Brake Pads
Rotor
Hydraulic Disc Brakes
Floating Caliper Disc Brake
Fixed Caliper Disc Brake
Drum Brakes
Simplex / Duplex Drum Brake
Servo / Duo Servo Drum Brake
Slack Adjusters
WABCO EasyFit™ Automatic Slack Adjuster
Manual Slack Adjuster
Brake Actuators
UNISTOP™ Service Brake Chamber
TRISTOP™ D Double Diaphragm Spring Brake Actuator
TRISTOP™ Spring Brake Actuator
Suspension Controls
OptiRide™ Electronically Controlled Air Suspension (ECAS)
OptiRide™ Solenoid Valve
OptiRide™ Height Sensor
OptiRide™ Pressure Sensor
OptiRide™ Remote Control
OptiRide™ Electronic Control Unit (ECU)
Conventional Air Suspension Control
Air Bellow
Air Spring
Cabin Air Levelling Module
Cabin Levelling Valve
Chassis Levelling Valve
Shock Absorber
Driveline Controls
Pneumatic Automated Manual Transmission (AMT)
Daimler Integrated AMT Repair Solutions
Volvo AMT Repair Solutions
ZF AMT Repair Solutions
Hydraulic Automated Manual Transmission (AMT)
Daimler Solutions
ZF Solutions
OptiDrive™ Modular Transmission Automation
Pneumatic Clutch Actuator
Modular Range and Split Actuator
Modular Gear Actuator
Modular Electronic Control Unit (ECU)
Transmission Accessories
Gear Shift Control Valve
Shift Lever
Speed and Distance Sensors
Transmission Solenoid Valve
Clutch Control
Automated Manual Transmission (AMT) Clutch Control
Pneumatic Clutch Actuator
Integrated Pedal Unit (IPU)
IPU Clutch Pedal Unit
IPU Pedal Unit
IPU Throttle Control
Clutch Master Cylinder
Manual Transmission
Clutch Master Cylinder
Clutch Servo
Servo Master
Retarder Control
Exhaust Brake Control Unit Switch
Hydraulic Engine Brake Cylinder
Retarder Solenoid Valve
Vacuum Exhaust Brake
Steering
Hydraulic Steering
Hydraulic Steering Gears
Bus Systems
Modular Door Control
Door Actuator
Door Electronic
Door Operating Cylinder
Door Sensor
Door Solenoid Valve
Door Valve
Emergency Cock
Climate Control
Climate Control Electronic Control Unit (ECU)
Water Quantity Control Valve
Temperature Sensor
Advanced Driver Assistance Systems
OnGuard™ Forward Collision Mitigation
OnLaneASSIST™ Lane Keeping Assist System
OnLaneALERT™ Lane Departure Warning
OnSide™ Blind Spot Detection
OptiPace™ Predictive Economic Cruise Control
TailGUARD™ Rear Blind Spot Detection System
Retrofit Solutions
OnGuard™ Forward Collision Mitigation
OnLaneASSIST™ Lane Keeping Assist System
OnLaneALERT™ Lane Departure Warning
OnSide™ Blind Spot Detection
TailGUARD™ Rear Blind Spot Detection System
TailGUARD™ Electronic
TailGUARD™ Cables
TailGUARD™ Sensor
TailGUARD™ Accessories
TAS Turning Assistance System
Trailer
Vehicle Connection
Pneumatical Connection
Coupling Head
Duomatic Coupling
Triomatic
Line Filter
Coiled Tube
Straight Tube
Brake Hose
Tire Inflating Hose
Metal Corrugated Hose
Fitting Case
Electrical connection
Connector
Socket
Electrical Cable
Electrical Accessories
Air Storage
Air Reservoir
Clamp Band
Drain Valve
Air Brake Systems
Anti-Lock Braking System (ABS)
ABS Electronic Control Unit (ECU)
ABS Cables
Roll Stability Systems
Trailer ABS Modulator
Trailer ABS Relay Valve
Wheel Speed Sensor
Electronic Braking System (EBS)
EBS Trailer Modulator
EBS Trailer Relay Valve
Pneumatic Extension Module (PEM)
EBS Cables
Relay Emergency Valve for Trailer EBS
Conventional Braking Components
Hose Coupling
Load Sensing Valve
Park Release Emergency Valve
Quick Release Valve
Relay Emergency Valve
Shut-off Cock
Spring Brake Control Valve
Trailer Release Valve
Park Release Valve
Wheel Brakes
Air Disc Brakes
MAXX™ 22T (Trailer)
PAN22™ (Heavy Duty)
PAN19™ (Medium Duty)
PAN17™ (Light Duty)
Tool Sets for Disc Brakes
Brake Pads
Drum Brakes
WABCO EasyFit™ Automatic Slack Adjuster
Brake Actuators
UNISTOP™ Service Brake Chamber
TRISTOP™ D Double Diaphragm Spring Brake Actuator
TRISTOP™ Spring Brake Actuator
Suspension Controls
Conventional Air Suspension Control
Air Bellow
Air Spring
Chassis Levelling Valve
Lift Axle Control Valve
Rotary Slide Valve
Shock Absorber
TASC
OptiLevel™ Electronically Controlled Air Suspension (ECAS)
OptiLevel™ Solenoid Valve
OptiLevel™ Height Sensor
OptiLevel™ Pressure Sensor
OptiLevel™ Remote Control
OptiLevel™ Electronic Control Unit (ECU)
OptiLevel™ Cables
eTASC
OptiLevel™ Set
Fittings
Single Fittings
Fitting Case
Retrofit Solutions
Brake Pad Wear Indicator
Enhanced Easy-Stop™ Trailer ABS
OptiFlow™ SideWings
SideWings - Flow Conductor
SideWings - MidSkirt
SideWings - EndSkirt
SideWings - Pillar
SideWings - Further Components
OptiFlow™ Tail
OptiFlow™ Tail - Complete
OptiFlow™ Tail - Side Panel
OptiFlow™ Tail - Top Panel
OptiFlow™ Tail - Lifting Rod
OptiFlow™ Aerodynamics
OptiFlow™ NoseFairings
OptiFlow™ TrailerSkirt™
OptiLink™ Trailer Functions Control App
OptiLink™ Electronic Control Unit (ECU)
OptiLink™ Cables
OptiLink™ Set
OptiLock™ Security Solutions
OptiTire™ Tire Pressure Monitoring System
OptiTire™ Electronic Control Unit (ECU)
OptiTire™ Sensor
OptiTire™ External Sensor
OptiTire™ Strap-Mounted Internal Sensor
OptiTire™ Valve-Mounted Internal Sensor
OptiTire™ Display
OptiTire™ Accessories
OptiTire™ Cables
Roll Stability Support (RSS)
SafeStart Sensor
SmartBoard
TailGUARD™ Rear Blind Spot Detection System
TailGUARD™ Electronic
TailGUARD™ Cables
TailGUARD™ Sensor
TailGUARD™ Accessories
Trailer Immobilizer
Off-Highway
Air Supply and Processing
Air Compressors
Compressor - Single Cylinder
Compressor - Twin Cylinder
Compressor Cylinder Head
Air Processing
Air Processing Unit (APU)
Multiple Circuit Protection Valve
Governor and Unloader
Safety Valve
Air Dryer - Single Chamber
Air Dryer - Twin Chamber
Air Dryer with Purge Tank
Electronically Controlled Air Dryer
Antifreeze Pump
Filtering Products
Air System ProtectorPLUS - Double Coalescing Cartridge
Air System Protector Cartridge - Coalescing Cartridge
Cartridge - Standard Cartridge
Line Filter
Air Storage
Air Reservoir
Clamp Band
Drain Valve
Pneumatic Brake Control Solutions
Anti-Lock Braking System (ABS)
ABS Electronic Control Unit (ECU)
ABS Solenoid Modulator Valve
ABS Trailer Control Valve
Rear Axle Package
Wheel Speed Sensor
Electronic Braking System (EBS)
EBS Trailer Control Valve
EBS Cables
Conventional Braking Components
3/2 Solenoid Valve
Adapting Valve
Directional Control Valve
Foot Brake Valve
Pressure Limiting Valve
Pressure Switch
Quick Release Valve
Relay Valve
Silencer
Trailer Control Valve
Parking Brakes
Hand Brake Valve
Hydraulic Brake Valves and Actuation
Single Accumulator Charging Valve
Dual Accumulator Charging Valve
Modulating Brake Valve
Trailer Brake Control Solutions
Tractor-Trailer Connection
Coupling Head
Duomatic Coupling
Conventional Braking Components
Load Sensing Valve
Quick Release Valve
Relay Emergency Valve
Shut-off Cock
Trailer Release Valve
Electrohydraulics and Controls
Electrohydraulic Brake Valve
Electronic Pedal
Switch
Wheel Brakes
Air Disc Brakes
MAXX™ 22 (Heavy Duty)
MAXXUS™ (Heavy Duty - US Version)
Brake Pads
Hydraulic Disc Brakes
Caliper Disc Brake
Multiple Disc Brake
Air/Hydraulic Actuator
Master Cylinder
Drum Brakes
WABCO EasyFit™ Automatic Slack Adjuster
Brake Actuators
UNISTOP™ Service Brake Chamber
TRISTOP™ D Double Diaphragm Spring Brake Actuator
TRISTOP™ Spring Brake Actuator
Clutch Control
Integrated Pedal Unit (IPU)
Clutch Master Cylinder
Automated Manual Transmission (AMT) Clutch Control
Pneumatic Clutch Actuator
Manual Transmission
Clutch Servo
Servo Master
Climate Control
Water Quantity Control Valve
Temperature Sensor
Fittings
Retrofit Solutions
MICO® Brake Locks
Car
Electronically Controlled Air Suspension (ECAS)
Air Reservoir (ECAS)
Air Suspension Compressor
Distance and Pressure Sensors
Electronic Control Unit (ECU)
Solenoid Valve Block
Electro Hydraulic Brake System
Hydraulic ABS-Accumulator
Hydraulic ABS-Brake Booster
Hydraulic ABS-Power Unit
Hydraulic ECU
Vacuum Pump
Services and Support
ZF [pro]Academy
eLearning
Classroom trainings
ZF [pro]Diagnostics
ZF Scan Software
Full WABCO Scan
Truck WABCO Scan
Bus WABCO Scan
Trailer WABCO Scan
Off-Highway WABCO Scan
ZF Scan Hardware
Diagnostic Software
Diagnostic Software - Full Package
Diagnostic Software - Truck Package
Diagnostic Software - Bus Package
Diagnostic Software - Trailer Package
Diagnostic Software - Multi-Brand Diagnostics
Other Hardware
Laptop
Diagnostic Interface
ABS/EBS Code Reader
Test Plug ABS
Flashing Code Connector
Diagnostic Cable Case - Truck
Diagnostic Cable Case - Bus
Diagnostic Cable Case - Trailer
Allocate_your_PIN
Download_Center
Services
ZF Multiscan NA
Tools and Equipment
Air Pressure Testing
Test Case - Air Braking Systems
Test Case - Agriculture Compressed Air
Test Case - Brake and Suspension
Pressure Gauge
Fabric Hose
Tool Sets for Disc Brakes
Tool Set for MAXX™, MAXXUS™ and PAN™ Calipers
Tool Set Basic
Tool Set Extension
Adjuster Change
Ratchet for Return Unit
Tools
Leakage Finder 2.0
Test Case - Power Supply
TPMS Manager
Cleaning
Bio-cleaning System Set
Chemical Liquid Parts
WABCOTHYL™
WABCONTROL™
WABCOSEAL™
WABCO EaseTec™
Training Models
Product and System Configurators
iEBS Configurator
Modular ABS Sensor Configurator
OptiTire Configurator

Pressure Reducing Valve

Pressure Reducing Valve
Pressure Reducing Valve
Pressure Reducing Valve
Pressure Reducing Valve
Pressure Reducing Valve
Twin-Cyl.Compressor 704cc,flangemounted
Material Number:
4750090270
Gross Unit Price: 0.00
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Features and Benefits

  • Brand
    WABCO
  • Part type
    Premium original quality
  • Calculated Volume (dm³)
    0.38062
  • Cooling
    Air
  • Delivered pressure
    2.5 at p1 = 8.0 bar
  • Distance between bolts
    54 mm
  • Max. operating pressure
    12.0 bar
  • Nominal diameter
    4.0 mm
  • Port thread 1
    M12 x 1.5
  • Port thread 2
    M12 x 1.5
  • Port threads
    M12 x 1.5
  • Product category
    Device
  • Technical specification
    OE specification
  • Temperature range
    -40°C to +80°C
  • Total length
    89.0 mm
  • GTIN
    04057875221906
  • Size (mm x mm x mm)
    79 x 73 x 66
  • UPC
    193133313557
  • Weight (kg)
    0.372
  • Weight (lb)
    0.82012
Replaces
  • MAN
    81521616297
  • NEOPLAN
    112234620
  • NEOPLAN
    81521616297
Documents
Name
outline drawing (doc 005)
Doc Type
drawing
Locale
multi
Artical Number
4750090270_-_605_-_02
Name
outline drawing (doc 005)
Doc Type
drawing
Locale
multi
Artical Number
4750090270_-_605_-_01
Name
WABCO Product Catalogue
Doc Type
catalog
Locale
en
Artical Number
wabco_product-catalogue

Service & Repair

List of Spare Parts
1 Body 1
2 Valve 1 4750090002  8995011812 
3 Cylindrical compression spring 1 4750090002 
4 O-Ring ISO3601-14,3x2,4 1 4750090002  8970810504 
5 Spring washer 1
6 Retaining Ring DIN472-20x1 1 4750090002  8105180124 
7 O-Ring ISO3601-4,8x1,6 1 4750090002 
8 Rod/Stem 1
9 Sealing ring 1 4750090002  8972400204 
10 Mounting 2
11 Diaphragm 1 4750090002 
13 Washer 1
14 Hexagon Nut DIN934-M6 1 8103040164 
15 Cylindrical compression spring 1
16 Supporting ring DIN988-18x25x2 1 4750090002 
16 Shim ring DIN988-18x25x0,5 1 4750090002 
16 Shim ring DIN988-18x25x0,3 1 4750090002 
16 Shim ring DIN988-18x25x1 1 4750090002 
17 Cover 1
18 Cheese head screw ISO4762-M6x10 6
19 Washer 1
20 Valve 1 4750090002 
21 Washer 1