Ever-power Transmission is manufacturer & distributor of commercial hardware & supplies including wire rope blocks or cable pulleys. The blocks (wire pulleys) types include dual sheave directional blocks, assembly blocks, horizontal directional blocks, snatch blocks, sole swivel directional blocks, vertical directional blocks, one swivel eye blocks, twice swivel eye blocks, one flat mount blocks, double flat mount blocks, sole fixed eye blocks, twice fixed eye blocks, single swivel hook blocks, twice swivel hook blocks & unique blocks. When you have any technological questions or need support with positioning your orders then either call us or email us at hzpt@hzpt.com
A pulley is a wheel on an axle or shaft that’s designed to support movement and change of direction of a taut cable connection or belt, or transfer of vitality between the shaft and cable or belt. In the case of a pulley reinforced by a body or shell that will not transfer capacity to a shaft, but is employed to guide the cable or exert a power, the helping shell is called a prevent, and the pulley could be called a sheave.
A pulley might have a grooveor grooves between flanges around its circumference to find the wire or belt. The travel element of a pulley program can be a rope, cable, belt , or chain .
The earliest proof pulleys date back again to Mesopotamia in the first 2nd millennium BCE,[1] and Ancient Egypt in the Twelfth Dynasty (1991-1802 BCE).[2] In Roman Egypt ,Hero of Alexandria (c. 10-70 CE) discovered the pulley as you of six simple equipment used to lift weights.[3] Pulleys happen to be assembled to create a prevent and tackle to be able to provide mechanical advantage to apply huge forces. Pulleys are as well assembled as part of belt and chain drives so that you can transmit power from one rotating shaft to some other.
The pulley, a simple machine, really helps to perform work by changing the course of forces and producing easier the moving of significant objects. … With this sort of pulley – known as a fixed pulley – pulling down on a rope makes an object surge off the ground. There are also movable pulleys and pulley systems.
Cable pulleys
2″ O.D. x 7/8″ Hub x 3/8″ Bolt Bore – Nylon Cable Pulley
2″ O.D. x 7/8″ Hub x 3/8″ Bolt Bore – Nylon Cable Pulley
Key Features
· Outside Size: 2″ Nominal (2.014″ Actual)
· Effective Diameter (Cable speak to diameter): 1.5″ Nominal (1.538″ Actual)
· Cable connection Groove Width: Accepts cable diameters up to 1/4″
· Hub Width: 7/8″ Nominal (.862″ Actual)
· Bolt Bore Diameter: 3/8″ Nominal
· Both pulley body and hub inserts Made of black, high-impact reinforced nylon
· Rides on even ball bearing (un-sealed)
· Weighs just 58 grams
Technical Data
aluminium, anodized Electronic6/EV1
Housing from profile 45 x 90
Pulley steel, galvanized, ready for installation
End cap
maximum weight of the lifting door with paired insertion of the pulley, 12kg
weight = 0.522 kg/piece
Applications
Chain reverse unit of counterweights on lifting doors, for inner compensation weight in profile 45 x 90 L or 45 x 90 G
For continous procedure and large loads use chain pulley 45
Technical Data
aluminium, anodized E6/EV1
Housing from profile 90 x 90
Pulley steel, galvanized, ready for installation
End cap
maximum weight of the lifting door with paired insertion of the pulley, 30kg
weight = 0.680 kg/piece
Applications
Chain invert unit of counterweights on lifting doors, for interior compensation weight in profile 90 x 90 L
For continous procedure and serious loads use chain pulley 90

3″ O.D. x 7/8″ Hub x 3/8″ Bolt Bore – Nylon Cable Pulley
3″ O.D. x 7/8″ Hub x 3/8″ Bolt Bore – Nylon Cable Pulley

Key Features
· Outside Diameter: 3″ Nominal (2.984″ Actual)
· Effective Diameter (Cable speak to diameter): 2-3/16″ Nominal (2.180″ Actual)
· Wire Groove Width: Accepts wire up to 3/16″ outside diameter
· Hub Width: 7/8″ nominal – .870″ actual measured
· Bolt Bore Diameter: .380″ Nominal (.380″ Actual)
· Both pulley body and hub inserts Made of black, high-impact reinforced nylon
· Rides on even ball bearing (un-sealed)
· Very hard-to-find item!
Regular price: $22.95
Our price: $11.50, 4/$40.00
3″ O.D. x 7/8″ Hub x 3/8″ Bolt Bore – Nylon Cable Pulley AFK-113
Pulleys & Hardware
Our collection of business pulleys and hardware is well suited for drop down pulleys and industrial applications. We possess a number of styles that are suitable for various needs such as feed and drinking water lines, through-the-wall applications and heavy-duty cable and winching.
Are you considering a custom engineered program, catalog component, or a Ever-power common assembly? Get in touch with our friendly team of professionals and engineers who can answer any questions you could have and assist you to take the next step to creating the Ever-power framing solution you need. Contact us today!