Ever-power Transmission is manufacturer & distributor of commercial hardware & supplies including wire rope blocks or wire pulleys. The blocks (cable pulleys) types include dual sheave directional blocks, assembly blocks, horizontal directional blocks, snatch blocks, solo swivel directional blocks, vertical directional blocks, solitary swivel eye blocks, double swivel eye blocks, solo flat mount blocks, dual flat mount blocks, sole fixed eye blocks, twice fixed eye blocks, sole swivel hook blocks, twice swivel hook blocks & particular blocks. For those who have any specialized questions or need help with putting your orders then 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 movements and change of way of a taut cable or belt, or transfer of electric power between the shaft and wire or belt. Regarding a pulley backed by a body or shell that will not transfer capacity to a shaft, but is employed to guide the cable or exert a push, the helping shell is named a block, and the pulley could be called a sheave.
A pulley may have a grooveor grooves between flanges around its circumference to locate the wire or belt. The drive aspect of a pulley system could be a rope, wire, belt , or chain .
The earliest proof 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 you of six simple devices 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 also assembled as part of belt and chain drives as a way to transmit power in one rotating shaft to another.
The pulley, a simple machine, really helps to perform work by changing the direction of forces and making easier the moving of huge objects. … With this type of pulley – named a fixed pulley – pulling down on a rope makes an object rise 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 get in touch with 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 physique and hub inserts Manufactured from black, high-impact reinforced nylon
· Rides on even 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
optimum weight of the lifting door with paired insertion of the pulley, 12kg
weight = 0.522 kg/piece
Applications
Chain reverse unit of counterweights about lifting doors, for inner compensation weight in profile 45 x 90 L or 45 x 90 G
For continous operation and major loads use chain pulley 45
Technical Data
aluminium, anodized Electronic6/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 heavy 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 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 physique and hub inserts Made of black, high-impact reinforced nylon
· Rides on clean 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 have a range of styles that are suitable for various needs such as feed and water lines, through-the-wall applications and heavy-duty cable and winching.
Are you thinking about a custom engineered program, catalog aspect, or a Ever-power standard assembly? Reach out to our friendly group 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 solution you need. Contact us today!