Stellar 15598 9.00 x 21.81 Hydraulic Crane Cylinder
$6,758.00
Excluding Sales Tax
Compatibility verification required. This item cannot be purchased online. Please call One Stop Truck & Equipment at 916-334-3000 to order.
The Stellar Industries 15598 Hydraulic Cylinder is an OEM heavy-duty cylinder designed for compatible Stellar crane main cylinder assemblies. Built to the 9.00 x 21.81 specification, this high-capacity hydraulic actuator provides the force required to raise, lower, and control major crane boom components under load.
Its large-bore, heavy-duty construction is designed for demanding crane applications where reliable hydraulic force and precise structural movement are essential.
What This Part Is Used For
The Stellar 15598 cylinder is used within compatible Stellar crane main cylinder assemblies, including Main Cylinder Assembly PN 20694. It converts hydraulic pressure into controlled linear movement used to position and support the crane boom during lifting operations.
Common Reasons For Replacement
Cylinder is leaking hydraulic fluid
Rod or barrel is bent or damaged
Cylinder will not hold the boom under load
Internal seals are worn or bypassing
Cylinder movement is slow or inconsistent
Mounting eyes or pin bores are worn
Rod surface is scored or damaged
Cylinder has suffered impact or overload damage
Hydraulic pressure is present but cylinder will not operate correctly
Main cylinder assembly is undergoing a major rebuild
Key Features
Stellar Industries part number 15598
OEM heavy-duty hydraulic cylinder
9.00 x 21.81 cylinder specification
Designed for compatible Stellar crane systems
Used with Main Cylinder Assembly PN 20694
Heavy-duty steel cylinder construction
High-capacity hydraulic actuation
Integrated structural mounting ends
Provides controlled boom lifting and positioning
OEM replacement Stellar hydraulic component