Fits Models At A Glance
Case Excavators:
CX31, CX31B
CX36, CX36B
Key Notes
Cylinder Location: Boom Cylinder
Part Number: PW01V00043R300
Origin: Made in the USA
Manufacturer: Hercules or Bulldog Hydraulics
Weight: 1 lb. (0.45 kg)
Why...
Fits Models At A Glance:
Case Mini Excavators: CX31 after serial # PW10-22001
Key Notes:
Cylinder Application: Dipper Arm Cylinder
Part Numbers: 5001747M91, PW01V00051R300
Fits Cylinder Part Number: PW01V00051F2
Rod Diameter: 45 mm (1-3/4")
Bore...
Fits Models At A Glance:
Case Mini Excavator: CX31
Key Notes:
Part Number: 5001763M91
Weight: 0.5 lbs.
Rod OD: 35 mm
Bore ID: 65 mm
Origin: Made in England
Fits Cylinder Part #: 6011206M91
Hercules Hydraulics
Why Choose Broken...
Fits Models At A Glance:
Case Mini Excavator: CX31
Key Notes:
Part Number: 5001747M91
Weight: 0.5 lbs.
Rod OD: 45 mm
Bore ID: 75 mm
Origin: Made in UK
Fits Boom Cylinder Part #: 47043387
Why Choose Broken Tractor?
High-Quality Parts:...
Fits Models At A Glance
Case Mini Excavators:
CX31
CX36
Key Notes
Cylinder Location: Bucket Cylinder
Part Number: PW01V00046R300
Origin: Made in the USA
Manufacturer: Hercules or Bulldog Hydraulics
Weight: 1 lb. (0.45 kg)
Why Choose...
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Browse our collection of USA-made hydraulic cylinder seal kits and replacement cylinders for the Case CX31 mini excavator. Manufactured by Bulldog Hydraulics and Hercules, these parts are built to meet or exceed original Case specifications. Whether you're repairing lift, bucket, boom, or blade cylinders, our seal kits provide the durability and performance you need in the field.