Ever-power Transmission is manufacturer & distributor of industrial 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, single swivel directional blocks, vertical directional blocks, solitary swivel eye blocks, dual swivel eye blocks, one flat mount blocks, twice flat mount blocks, solo fixed eye blocks, dual fixed eye blocks, one swivel hook blocks, double swivel hook blocks & unique blocks. When you have any technological questions or need support with placing 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 is designed to support movement and change of route of a taut cable connection or belt, or transfer of power between the shaft and wire or belt. Regarding a pulley supported by a frame or shell that does not transfer capacity to a shaft, but is utilized to guide the wire or exert a power, 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 locate 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 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) recognized 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 present mechanical advantage to apply large forces. Pulleys are as well assembled as part of belt and chain drives as a way to transmit power in one rotating shaft to some other.
The pulley, a straightforward machine, helps to perform work by changing the path of forces and producing easier the moving of significant objects. … With this sort of pulley – known as a set pulley – pulling down on a rope makes an object climb 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 speak to diameter): 1.5″ 
Nominal (1.538″ Actual)
· Cable 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 clean 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 reverse unit of counterweights on lifting doors, for interior compensation weight in profile 45 x 90 L or 45 x 90 G
For continous operation and heavy loads use chain pulley 45
Technical Data
aluminium, anodized E6/EV1
Housing from profile 90 x 90
Pulley steel, galvanized, prepared for installation
End cap
maximum weight of the lifting door with paired insertion of the pulley, 30kg
weight = 0.680 kg/piece
Applications
Chain reverse unit of counterweights in lifting doors, for internal compensation weight in profile 90 x 90 L
For continous procedure and hefty 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 connection 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 Manufactured from black, high-impact reinforced nylon
· Rides on simple 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 ideal for drop straight down pulleys and commercial applications. We possess a variety of styles that will be suitable for various purposes such as feed and water lines, through-the-wall applications and heavy-duty wire and winching.
Are you thinking about a custom engineered system, catalog element, or a Ever-power normal assembly? Get in touch with our friendly team of specialists and engineers who can response any questions you may have and assist you to take the next step to creating the Ever-power framing answer you will need. Contact us today!