S Series Geroler Motor, 13.70 cu in/rev, 2 Bolt Mounting Flange, 1 in. Straight Keyed Shaft, 7/8-14 St.Thd. O-Ring Ports, Compact yet powerful|Extended bearing life|Increased shaft seal

Application
Agricultural augers, Harvesters, Seeders, Railroad maintenance equipment
Design Code
12
Displacement
13.70
Displacement
13.7
Brand
Danfoss Power Solutions II (Char-Lynn)
Brand
Char-Lynn
Pack Size
1.00
UOM
EA
Features
Compact yet powerful|Extended bearing life|Increased shaft seal
Identification
None
Mount
2 Bolt
Mount
2 Bolt
Port Type
.875-14 UNF-2B SAE O-Ring Ports
Ports
7/8-14 St.Thd. O-Ring
Ports
7/8-14 St.Thd. O-Ring
Shaft
1 in. Straight Keyed
Shaft
1 in. Straight Keyed
Supplier Part Number
103-1038-012
Torque Rating
372 newton metre
Torque Rating
372 newton metre
Valve Options
None
Alternate Part Numbers
Alternate Part Number 103-1038-012, Alternate Part Number C1AG85
Product Weight
20.00 lbs

Product Questions & Answers

got a corn head auger drive that's been giving me fits, runs about 13.7 cubic inches displacement on the old motor. this the right one to swap in?
Question by: Jerry M on Nov 6, 2025, 6:42 PM
At 13.7 cu in/rev displacement and a 1-inch straight keyed shaft with a 2-bolt mounting flange, this motor lines up well for auger drive replacements in that displacement range. The 7/8-14 straight thread O-ring ports are a common configuration on agricultural equipment, so hydraulic connections connections tend to be straightforward on most setups. Before you put it under load, fill it with fluid first and run it easy for about an hour at roughly 30% of rated pressure. That break-in step makes a real difference in long-term wear, especially on a working piece of harvest equipment.
Answer by: Customer Support on Nov 8, 2025, 9:39 AM
Wondering if this motor'll hold up on my seed drill. We run it pretty hard during planting season.
Question by: Shawn M on Mar 26, 2025, 8:21 AM
Designed for agricultural applications like seeders and harvesters, this motor is built to withstand demanding use. It's recommended to run it at 30% of rated pressure for the first hour to break it in properly.
Answer by: Customer Support on Mar 28, 2025, 6:59 AM
got a char-lynn motor with a 1 inch straight keyed shaft and 2 bolt mount, is this 103-1038 the same basic setup?
Question by: Tony R on Sep 28, 2025, 5:03 PM
The key identifiers on the 103-1038 are a 2 bolt mounting flange, a 1 in straight keyed shaft, and 7/8-14 straight thread SAE O-ring ports (.875-14 UNF-2B). It is also a 13.70 cu in/rev displacement S Series geroler motor.
Answer by: Customer Support on Sep 30, 2025, 6:57 AM

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