Ever-power Transmission is producer & distributor of commercial hardware & supplies including wire rope blocks or wire pulleys. The blocks (wire pulleys) types include twice sheave directional blocks, assembly blocks, horizontal directional blocks, snatch blocks, sole swivel directional blocks, vertical directional blocks, solo swivel eye blocks, dual swivel eye blocks, one flat mount blocks, dual flat mount blocks, single fixed eye blocks, twice fixed eye blocks, one swivel hook blocks, twice swivel hook blocks & distinctive blocks. Assuming you have any technological questions or need help with inserting your orders then either give us a call or email us at [email protected]
A pulley is a wheel on an axle or shaft that’s designed to support movements and change of direction of a taut cable connection or belt, or transfer of ability between the shaft and cable or belt. Regarding a pulley reinforced by a framework or shell that does not transfer capacity to a shaft, but is utilized to guide the wire or exert a induce, the assisting shell is named a prevent, and the pulley could be called a sheave.
A pulley may have a grooveor grooves between flanges around its circumference to find the wire or belt. The travel element of a pulley system can be a rope, wire, belt , or chain .
The earliest evidence of pulleys date back 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) determined the pulley as you of six simple equipment used to lift weights.[3] Pulleys will be assembled to create a prevent and tackle to be able to provide mechanical advantage to use significant forces. Pulleys are also assembled within belt and chain drives so as to transmit power from one rotating shaft to some other.
The pulley, a simple machine, helps to perform work by changing the direction of forces and making easier the moving of significant objects. … With this sort of pulley – named a set pulley – pulling down on a rope makes an object go up 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 contact diameter): 1.5″ Nominal (1.538″ Actual)
· Cable Groove Width: Accepts cable diameters up to 1/4″
· Hub Width: 7/8″ Nominal (.862″ Actual)
· Bolt Bore Diameter: 3/8″ Nominal
· Both pulley human body and hub inserts Manufactured from black, high-impact reinforced nylon
· Rides on clean 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 invert 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 major loads use chain pulley 45
Technical Data
aluminium, anodized E6/EV1
Housing from profile 90 x 90
Pulley steel, galvanized, all set for installation
End cap
optimum weight of the lifting door with paired insertion of the pulley, 30kg
weight = 0.680 kg/piece
Applications
Chain reverse unit of counterweights about lifting doors, for inner compensation weight in profile 90 x 90 L
For continous operation 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)
· Cable connection 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 Made of black, high-impact reinforced nylon
· Rides on smooth 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 industrial pulleys and hardware is suitable for drop down pulleys and professional applications. We possess many different styles that happen to be suitable for various needs such as feed and normal water lines, through-the-wall applications and heavy-duty wire and winching.
Are you interested in a custom engineered program, catalog part, or a Ever-power common assembly? Reach out to our friendly crew of professionals and engineers who can response any questions you could have and help you take the next step to creating the Ever-power framing remedy you need. Contact us today!