Ever-power Transmission is supplier & distributor of professional 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, single swivel directional blocks, vertical directional blocks, solo swivel eye blocks, twice swivel eye blocks, sole flat mount blocks, dual flat mount blocks, single fixed eye blocks, double fixed eye blocks, one swivel hook blocks, double swivel hook blocks & particular blocks. If you have any specialized questions or need support with placing your orders in that case 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 route of a taut wire or belt, or transfer of power between the shaft and cable or belt. In the case of a pulley backed by a body or shell that will not transfer power to a shaft, but is utilized to guide the wire or exert a force, the assisting shell is called a prevent, 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 element of a pulley system can be a rope, cable, belt , or chain .
The earliest evidence of 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 one of six simple equipment used to strength train.[3] Pulleys are assembled to form a block and tackle to be able to offer mechanical advantage to apply huge forces. Pulleys are also assembled as part of belt and chain drives in order to transmit power from one rotating shaft to another.
The pulley, a simple machine, helps to perform work by changing the way of forces and making easier the moving of large objects. … With this sort of pulley – referred to as a fixed 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 Size: 2″ Nominal (2.014″ Actual)
· Effective Diameter (Cable contact 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 physique and hub inserts Made of 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, 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 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 serious loads use chain pulley 45
Technical Data
aluminium, anodized Electronic6/EV1
Housing from profile 90 x 90
Pulley steel, galvanized, all set 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 about lifting doors, for interior compensation weight in profile 90 x 90 L
For continous operation 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 speak to diameter): 2-3/16″ Nominal (2.180″ Actual)
· Cable 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 human body and hub inserts Manufactured from 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 perfect for drop down pulleys and commercial applications. We have a variety of styles that are suitable for various requirements such as feed and water lines, through-the-wall applications and heavy-duty cable and winching.
Are you thinking about a custom engineered system, catalog aspect, or a Ever-power standard assembly? 
Get in touch with our friendly crew of specialists and engineers who can answer any questions you could have and help you take the next step to creating the Ever-power framing option you will need. Contact us today!
