Heavy Duty Hydrostatic Motor, 6.43 cu in/rev, SAE C 4-Bolt Mounting Flange, 14T SAE C Splined Shaft, 1 Inch Code 62 Ports, 5500.00 PSI High Pressure Relief

Description & Features

Built for high-demand industrial applications this Heavy Duty Hydrostatic Motor is designed for superior performance. With a displacement of 6.43 cu in/rev and a high pressure valve setting of 5500.00 PSI it ensures optimal efficiency and reliability under extreme conditions.

This motor features a 14T SAE C splined shaft and 1 inch Code 62 ports facilitating effective fluid transfer and enhanced performance. Its advanced cylinder barrel design supports high-speed operations while maintaining low leakage thanks to the long engagement pistons.

Constructed from high-strength cast iron the housing provides robust noise dampening and enhanced structural integrity. The bi-metal bearing plate combines steel for high speed and pressure with bronze for excellent bearing properties resulting in a 10 000-hour B10 bearing life.

Compatible with a fluid viscosity range of 80-180 SSU and supporting ISO 4406 cleanliness level 18/13 or cleaner this motor meets stringent operational standards. It operates efficiently within a system temperature range of 180F normal continuous up to 220F maximum intermittent.

With a speed rating of 3720 RPM this compact motor ensures dynamic machine control and durable performance. The charge pressure relief is set at 220 ensuring controlled fluid dynamics during peak conditions.

MPN: C1JE78

Supplier Part Number: 6431-090

Specifications

Charge Pressure Relief
220
Displacement
6.43
Displacement
6.43
Brand
Danfoss (Net)
Brand
Danfoss Power Solutions
Pack Size
1.00
UOM
EA
Features
Compact design|Dynamic machine control|Pro-FX ready
High Pressure Reliefs
5500
Mount
SAE C 4-Bolt
Mount
SAE C 4-Bolt
Ports
1 Inch Code 62
Ports
1 Inch Code 62
Shaft
14T SAE C Splined
Shaft
14T SAE C Splined
Speed Rating
3720 RPM
Speed Rating
3720 RPM
Supplier Part Number
6431-090
Product Weight
110.56 lbs
Alternate Part Numbers
Alternate Part Number 6431-090, Alternate Part Number C1FE35

Similar Products

Part Number Displacement Mount Shaft Ports High Pressure Reliefs Charge Pressure Relief Features Speed Rating Price Action

0003333-015

3.32

SAE C 4-Bolt

14T SAE C Splined

1 Inch Code 61

3000

160

Compact design|Dynamic machine control|Pro-FX ready

4510 RPM

0003933-003

3.89

SAE C 4-Bolt

14T SAE C Splined

1 Inch Code 61

5000

160

Compact design|Dynamic machine control|Pro-FX ready

4160 RPM

0005433-153

5.44

SAE C 4-Bolt

14T SAE C Splined

1 Inch Code 62

5500

220

Compact design|Dynamic machine control|Pro-FX ready

3720 RPM

0004633-091

4.6

SAE C 4-Bolt

14T SAE C Splined

1 Inch Code 62

240

Compact design|Dynamic machine control|Pro-FX ready

4160 RPM

0003333-059

3.32

SAE C 4-Bolt

14T SAE C Splined

1 Inch Code 62

240

Compact design|Dynamic machine control|Pro-FX ready

4510 RPM

0005433-111

5.44

SAE C 4-Bolt

14T SAE C Splined

1 Inch Code 61

5000

220

Compact design|Dynamic machine control|Pro-FX ready

3720 RPM

Product Questions & Answers (2)

Question by: Hubert W on Feb 11, 2026, 5:18 PM
Y'all got any idea what this motor is typically used for?
Answer by: Customer Support on Feb 13, 2026, 4:32 PM
Commonly, this motor finds its use in heavy-duty industrial applications where reliability and efficiency are paramount.
Question by: Ross H on Aug 22, 2025, 6:59 PM
got a 1 inch code 62 hose setup already. are the ports on this motor gonna match that or am i chasing adapters
Answer by: Customer Support on Aug 24, 2025, 6:49 AM
Ports on this motor are 1 inch Code 62, so it matches a 1 inch Code 62 flange setup without needing to change port style.