OPW Engineered Systems Datasheets for Loading Arms

Loading arms are used to load liquids into tanks, trucks, railcars, and other vehicles. They are commonly used in fueling and fluid transfer applications.
Loading Arms: Learn more

Product Name Notes
Scissor Type Top Loading Arm -- C-32-F
Scissor Type Top Loading Arm -- H-32-F
Commonly used to handle high flow rates and withstand rough usage in tank truck loading applications, the scissor arm is also an excellent choice for railcar loading installations where cars...
Unsupported Boom Type Bottom Loader Designed to provide flexible long-range operation, the heavy-duty unsupported boom type bottom loader configuration is both reliable and easy to use. A minimum of five swivel planes of rotation offer...
CWH Series Counterweighted Hose Loader Installation and operation is simple and efficient with OPW hose loaders. Adjustable counterweights mounted on a pair of horizontal rails are simply moved until the desired balance point is located.
Pneumatic Loading Arm Packages OPW can custom design your loading arm to incorporate a variety of pneumatic counterbalancing options. In most cases a pneumatic cylinder would be used to provide vertical lift of your...
Loading Arm Counterbalance -- L90 Series OPW Engineered Systems L90 Series Counterbalance has been designed for loading arms that require higher spring loads to accommodate longer reaches and additional equipment. The innovative linear spring design does...
Loading Arm Lockdown Assembly -- 888L Series OPW Engineered Systems offers the 888L Loading Arm Lockdown Assembly, which provides additional control of the loading arm during loading operations, while also enabling the system to maintain a full...
Spring Balanced Hose Loader -- Long Range LRH-32-F
Spring Balanced Hose Loader -- Short Range SRH-32-F
OPW spring balanced hose loaders are available in both short-range and long-range versions. The short-range model has the torsion spring mounted back at the riser, while on the long-range units...
Single Arm Fixed Reach Top Loader -- E-32-F
Single Arm Fixed Reach Top Loader -- J-32-F
Primarily used to load and unload railcars through open domes in installations where the cars can be accurately spotted. The single arm configuration can also be used for tank truck...
A Frame Bottom Loader M-32-F The “A”-frame is one of the more popular loading arm configurations. It provides good flexibility, long reach, and is convenient and easy to use. It adjusts for any changes in...
Slide Sleeve Top Loading Arm -- A-32-F The slide sleeve type of arm incorporates a slide sleeve assembly that telescopes in and out to adjust for variations in the distance from the loading rack to the hauling...
Unsupported Top Loading Boom Arm -- GT-32-F The unsupported boom arm is an excellent alternative for variable reach applications, especially in larger sizes where the outboard components are relatively heavy. It can be modified for closed system...
A” Frame Hose Loader AFH-32-F This spring balanced hose loader offers the same advantages as the conventional “A”-frame arm except flexible hose is used instead of rigid piping on the secondary arm. Mounting heights for...
Supported Top Loading Boom Arm -- B-32-F This style arm provides dependable, low maintenance service in high usage installations. Due to the boom-mounted design, no heavy loads are placed on the swivel components, so wear is minimized.