4000 Series Geroler Motor, 19.00 cu in/rev, 4 Bolt SAE B Mounting Flange, 1-1/4 in. Straight Keyed Shaft, 1-1/16-12 St.Thd. O-Ring Ports,

Description & Features

Designed for demanding industrial applications the Danfoss / Eaton Char-Lynn 4000 Series Disc Geroler Motor offers exceptional performance and reliability. It features a 19.00 cu in/rev displacement ensuring efficient energy conversion.

This motor is equipped with a 4 Bolt SAE B Mounting Flange ensuring secure and stable installation. The 1-1/4 in. straight keyed shaft further enhances mechanical stability and compatibility with various industrial components.

With 1-1/16-12 St.Thd. O-Ring Ports it provides optimal hydraulic fluid management minimizing pressure drops and enhancing system efficiency. The product excels in applications such as mowing snow removal sprayers trenchers and wood products.

It operates at a maximum case pressure of 1500 PSI without a case drain and to ensure best motor life a one-hour break-in at 30% of rated pressure is recommended before full load application.

To maintain performance the motor uses premium quality anti-wear type hydraulic fluid and requires filtration per ISO Cleanliness Code level 18/13. The maximum operating temperature is 180 F and recommended fluid viscosity ranges between 100-200 SUS.

MPN: 109-1105-006

Supplier Part Number: 109-1105-006

Specifications

Brand
Danfoss
Bearing Type
Tapered Roller
Check Valve Function
With Check Valve Function
Color
Black
Design Code
6
Dimensions
11.69 in L x 5.84 in W x 5.84 in H
Drain Port Dimension
7/16-20 UNF-2B SAE O-ring
Frame Size
310
Housing Material
Iron
Mounting Type
4-Bolt Square Flanged
Orbital Gearwheel Set
Standard
Orbital Gearwheel Set Type
Geroler
Painted
Without Painted
Port Location
Side, Staggered
Port Type
UN-2B, SAE O-ring
Seal Material
NBR
Segment Code
A
Series
4000 Series
Shaft Type
Straight Keyed
Valve Type
Disc

Product Questions & Answers (2)

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Question by: Rusty R on Sep 8, 2025, 7:49 PM
got a mower drive that takes a 4 bolt SAE B mount and a 1-1/4 keyed shaft. is this the 19 cu in/rev char-lynn 4000 series motor with the o-ring ports?
Answer by: Customer Support on Sep 10, 2025, 7:40 AM
The key identifiers on this motor are a 4 bolt SAE B mounting flange, a 1-1/4 in straight keyed shaft, and 1-1/16-12 straight thread SAE O-ring ports with staggered porting. The displacement is 19.00 cu in per rev, and it is a 4000 Series disc geroler style motor.
Question by: Rex R on Apr 16, 2025, 8:50 AM
Will this motor work for a wood splitter application?
Answer by: Customer Support on Apr 17, 2025, 9:43 AM
These 4000 Series motors are good for wood product applications, among other things. Just be sure to give it that break-in period at 30% rated pressure before you go full bore.

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