Ever-power Transmission is maker & distributor of commercial hardware & supplies including wire rope blocks or cable pulleys. The blocks (wire pulleys) types include twice sheave directional blocks, assembly blocks, horizontal directional blocks, snatch blocks, one swivel directional blocks, vertical directional blocks, one swivel eye blocks, twice swivel eye blocks, one flat mount blocks, dual flat mount blocks, one fixed eye blocks, twice fixed eye blocks, one swivel hook blocks, double swivel hook blocks & special blocks. When you have any specialized questions or need support with inserting your orders after that either call us 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 way of a taut wire or belt, or transfer of electric power between your shaft and cable or belt. In the case of a pulley reinforced by a frame or shell that will not transfer power to a shaft, but can be used to guide the wire or exert a power, the assisting shell is called 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 cable or belt. The drive element of a pulley system could 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) discovered the pulley as one of six simple equipment used to lift weights.[3] Pulleys happen to be assembled to form a block and tackle to be able to offer mechanical advantage to use significant forces. Pulleys are as well assembled within belt and chain drives so that you can transmit power in one rotating shaft to another.
The pulley, a straightforward machine, helps to perform work by changing the course 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 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)
· 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 human body and hub inserts Manufactured from black, high-impact reinforced nylon
· Rides on smooth ball bearing (un-sealed)
· Weighs just 58 grams
Technical Data
aluminium, anodized E6/EV1
Housing from profile 45 x 90
Pulley steel, galvanized, all set for installation
End cap
optimum weight of the lifting door with paired insertion of the pulley, 12kg
weight = 0.522 kg/piece
Applications
Chain invert unit of counterweights upon lifting doors, for interior compensation weight in profile 45 x 90 L or 45 x 90 G
For continous operation and hefty loads use chain pulley 45
Technical Data
aluminium, anodized Electronic6/EV1
Housing from profile 90 x 90
Pulley steel, galvanized, prepared for installation
End cap
optimum weight of the lifting door with paired insertion of the pulley, 30kg
weight = 0.680 kg/piece
Applications
Chain invert unit of counterweights about lifting doors, for internal compensation weight in profile 90 x 90 L
For continous procedure and major 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 Size: 3″ Nominal (2.984″ Actual)
· Effective Diameter (Cable contact 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 Made of black, high-impact reinforced nylon
· Rides on soft 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 well suited for drop straight down pulleys and commercial applications. We have various styles that happen to be suitable for various requirements such as feed and drinking water lines, through-the-wall structure applications and heavy-duty cable and winching.
Are you enthusiastic about a custom engineered program, catalog element, or a Ever-power typical assembly? Reach out to our friendly team of experts and engineers who can answer any questions you could have and assist you to take the next phase to creating the Ever-power framing option you will need. Contact us today!