Ever-power Transmission is producer & distributor of industrial hardware & supplies including wire rope blocks or wire pulleys. The blocks (cable pulleys) types include double sheave directional blocks, assembly blocks, horizontal directional blocks, snatch blocks, single swivel directional blocks, vertical directional blocks, single swivel eye blocks, dual swivel eye blocks, sole flat mount blocks, twice flat mount blocks, one fixed eye blocks, twice fixed eye blocks, one swivel hook blocks, twice swivel hook blocks & unique blocks. When you have any technical questions or need help with placing your orders after that either give us a call or email us at hzpt@hzpt.com
A pulley is a wheel on an axle or shaft that’s designed to support movements and change of course of a taut cable connection or belt, or transfer of ability between the shaft and cable or belt. In the case of a pulley reinforced by a body or shell that does not transfer power to a shaft, but is used to guide the wire or exert a induce, the assisting shell is named a block, and the pulley may be called a sheave.
A pulley may have a grooveor grooves between flanges around its circumference to find the wire or belt. The travel aspect of a pulley program can be a rope, cable, belt , or chain .
The earliest evidence of pulleys date back again to Mesopotamia in the early 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) identified the pulley as one of six simple devices used to strength train.[3] Pulleys will be assembled to create a block and tackle in order to present mechanical advantage to use huge forces. Pulleys are as well assembled within belt and chain drives so as to transmit power in one rotating shaft to some other.
The pulley, a straightforward machine, really helps to perform work by changing the path of forces and making easier the moving of huge objects. … With this type of pulley – known as a set pulley – pulling down on a rope makes an object surge off the ground. Additionally, there are 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 Diameter: 2″ Nominal (2.014″ Actual)
· Effective Diameter (Cable speak to diameter): 1.5″ Nominal (1.538″ Actual)
· Wire Groove Width: Accepts wire diameters up to 1/4″
· Hub Width: 7/8″ Nominal (.862″ Actual)
· Bolt Bore Diameter: 3/8″ Nominal
· Both pulley physique and hub inserts Manufactured from black, high-impact reinforced nylon
· Rides on simple ball bearing (un-sealed)
· Weighs just 58 grams
Technical Data
aluminium, anodized E6/EV1
Housing from profile 45 x 90
Pulley steel, galvanized, prepared 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 operation and serious 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 upon lifting doors, for interior compensation weight in profile 90 x 90 L
For continous operation and hefty 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 get in touch with diameter): 2-3/16″ Nominal (2.180″ Actual)
· Cable Groove Width: Accepts cable up to 3/16″ outside diameter
· Hub Width: 7/8″ nominal – .870″ actual measured
· Bolt Bore Diameter: .380″ Nominal (.380″ Actual)
· Both pulley human body and hub inserts Manufactured from 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 Wire Pulley AFK-113
Pulleys & Hardware
Our collection of business pulleys and hardware is well suited for drop straight down pulleys and commercial applications. We have many different styles that will be suitable for various requirements such as for example feed and normal water lines, through-the-wall structure applications and heavy-duty cable and winching.
Are you enthusiastic about a custom engineered system, catalog component, or a Ever-power normal assembly? Get in touch with our friendly team of professionals and engineers who can response any questions you may have and help you take the next phase to creating the Ever-power framing choice you will need. Contact us today!