Ever-power Transmission is maker & distributor of professional hardware & supplies including cable rope blocks or wire pulleys. The blocks (wire pulleys) types include double sheave directional blocks, assembly blocks, horizontal directional blocks, snatch blocks, single swivel directional blocks, vertical directional blocks, one swivel eye blocks, double swivel eye blocks, solitary flat mount blocks, dual flat mount blocks, single fixed eye blocks, dual fixed eye blocks, solitary swivel hook blocks, double swivel hook blocks & distinctive blocks. When you have any specialized questions or need help with positioning your orders in that case 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 movement and change of direction of a taut cable or belt, or transfer of electrical power between the shaft and wire or belt. In the case of a pulley supported by a frame or shell that does not transfer power to a shaft, but is employed to guide the cable or exert a power, the helping shell is called a block, and the pulley may be called a sheave.
A pulley might have a grooveor grooves between flanges around its circumference to find the wire or belt. The travel factor of a pulley program 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 strength train.[3] Pulleys are assembled to form a block and tackle in order to give mechanical advantage to use large forces. Pulleys are likewise assembled within belt and chain drives in order to transmit power from one rotating shaft to some other.
The pulley, a straightforward machine, really helps to perform work by changing the path of forces and producing easier the moving of large objects. … With this type of pulley – named a fixed pulley – pulling down on a rope makes an object grow off the ground. Additionally, there are movable pulleys and pulley devices.
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 get in touch with diameter): 1.5″ Nominal (1.538″ Actual)
· Cable connection Groove Width: Accepts wire 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 clean ball bearing (un-sealed)
· Weighs just 58 grams
Technical Data
aluminium, anodized Electronic6/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 upon lifting doors, for interior 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
optimum 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 internal compensation weight in profile 90 x 90 L
For continous procedure and weighty 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)
· 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 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 straight down pulleys and commercial applications. We possess various styles that are suitable for various purposes such as feed and water lines, through-the-wall applications and heavy-duty wire and winching.
Are you enthusiastic about a custom engineered system, catalog aspect, or a Ever-power standard assembly? Reach out to our friendly workforce of experts and engineers who can answer any questions you may have and assist you to take the next step to creating the Ever-power framing alternative you will need. Contact us today!