Medium Duty Mobile Piston Pump, 4.21 cu in/rev, 2-4-Bolt SAE C Mounting Flange, 14T SAE C Splined Shaft, Pressure Compensated Load Sense Control, Compact, lighweight durable aluminum|Numerous shaft options|Auxiliary mounting flange available

Application
Mobile
Control
Pressure Compensated Load Sense
Displacement
4.21
Displacement
4.21
Brand
Danfoss – Hydraulics
Brand
Danfoss Power Solutions
Pack Size
1.00
UOM
EA
Features
Compact, lighweight durable aluminum|Numerous shaft options|Auxiliary mounting flange available
Mount
2-4-Bolt SAE C
Mount
2-4-Bolt SAE C
Rated Flow
32.80
Rated Flow
32.8
Series
70523 Series
Shaft
14T SAE C Splined
Shaft
14T SAE C Splined
Speed Rating
2500 RPM
Speed Rating
2500 RPM
Supplier Part Number
70553-RAB
Alternate Part Numbers
Alternate Part Number C1KD62
Product Weight
75.00 lbs

Product Questions & Answers

pump says it's got a 14T SAE C splined shaft, does that mean it'll bolt right up to a standard SAE C mount on the tractor or skid steer, or is there more to it than that?
Question by: Lance M on Dec 27, 2025, 6:03 PM
The shaft and mounting flange are both SAE C spec, so fitment on equipment with a matching SAE C bell housing and splined coupler is straightforward. The flange itself supports either 2-bolt or 4-bolt SAE C configurations, which gives you some flexibility depending on what your machine uses. Just confirm your driven equipment accepts a 14-tooth spline before ordering and you should be in good shape.
Answer by: Customer Support on Dec 29, 2025, 6:28 AM
What kind of mobile equipment is this pump typically used on?
Question by: Brett B on Aug 16, 2025, 7:46 PM
Commonly, this Eaton Vickers 70553 series pump finds its home in mobile applications like construction equipment and agricultural machinery.
Answer by: Customer Support on Aug 18, 2025, 8:43 AM

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