Danfoss
421AK01304B
This product has been discontinued.
The product is no longer available for purchase, but you can still find information about it, including service manuals, drawing etc.
If you're looking for a similar product, you can check out other options within the same product type by visiting the product type page.: X20 series 420 piston pumps
421AK01304B
Product specifications
Characteristic | Value |
|---|---|
| Application | Loader backhoes, Vibratory cable plows, Mining machinery, Dump truck lifts, Agriculture tractors, Chemical applicator trucks, Railroad equipment, Container handling, all terrain and truck cranes, Vibratory cable plows, Mining machinery and tunnel boring equipment, Utility boom, off road dump and refuse trucks, Material handling trucks and rough terrain fork lifts, Concrete and asphalt pavers, Feller/bunchers, forwarders and log loaders, Crawler dozers, Articulate haulers, Mini excavators |
| Auxiliary Mounting | None |
| Bearing Life at Rated Pressure | 5510 hr |
| Brand | Danfoss |
| Code Title | Pressure Compensated/Pressure Flow Compensated |
| Continuous Allowable Case Pressure | 320 bar |
| Control Special Features | Bleed Down Orifice |
| Controller Type | Pressure and Flow Compensator with Torque Control and .4375-20 SAE O-Ring Load Sense Port Left Side |
| Design code | Second |
| Diagnostic Pressure Ports | .4375-20 UNF-2B SAE O-Ring Ports - Suction and Pressure - Plugged |
| Displacement | 49.2 cm³/rev |
| Drain Port Size & Location | .875-14 UNF-2B O-Ring Port - Top (28Cc and 45Cc) |
| Feature | Fastest response and recovery times in the marketIncrease efficiency with advanced control optionsHigh pressure and flow capacity |
| Fluid Cleanliness | 21/18/13 per ISO 4066 |
| Front Mounting | 2 Bolt B |
| Housing material | Cast Iron |
| Identification | Mark Danfoss Product Number and Full Model Code On Label |
| Inlet pressure | 280 bar |
| Input shaft | 13 Tooth 16/32 Spline, Shaft Extension 41.1 [1.62] |
| Input Speed - Maximum | 3600 RPM |
| Input Speed - Minimum | 600 RPM |
| Input Speed At 0.8 Bar Absolute | 2450 RPM |
| Input Speed At 1.0 Bar Absolute | 2650 RPM |
| Input Speed At 2.0 Bar Absolute | 2950 RPM |
| Main Port Size & Location | Rear Ports; Suction - 1.50 SAE J518 4-Bolt Split Flange Port Standard Pressure Series (Code 61); Pressure - 1.00 SAE J518 4-Bolt Split Flange Port Standard Pressure Series (Code 61) |
| Maximum Case Drain Temperature | 220 °F |
| Maximum Case Pressure | 350 bar |
| Maximum Displacement Option | Standard Displacement |
| Maximum Flow Compensator Setting | 34.82 bar |
| Maximum Input Power | 60.8 kW |
| Maximum Input Torque | 1938 in lb |
| Maximum Pressure Compensator Setting | 189.6 bar |
| Maximum Recommended Operating Viscosity | 40 cSt |
| Minimum Flow Compensator Setting | 31.37 bar |
| Minimum Pressure Compensator Setting | 182.7 bar |
| Minimum Recommended Operating Viscosity | 16 cSt |
| Model Code | ADU049R05AV13A2235000A100200CD0B |
| Nominal Pressure Rating | 4600 Psi |
| Paint | Blue Primer Per Spec 209-13Cd |
| Peak Pressure Rating | 5000 Psi |
| Product Height | 8.75 in |
| Product Length/Depth | 12.2 in |
| Product Type | Open Circuit Piston Pumps |
| Product Volume | 613.813 in³ |
| Product Weight | 53.1 lb |
| Product Width | 5.75 in |
| Pump Special Features | None |
| Response time | 20 ms |
| Shaft rotation | Right |
| Shaft seals | Fluorocarbon Rubber |
| Sub-brand | None |
| Theoretical Input Torque At Maximum Displacement | 219 Nm |
| Torque Control Setting | 0 in lb |
| Trade Name | X20 |