Load Chain Sheaves

Description: Often keyed to shafts, load wheels lift furnace doors, vents and other process equipment. Standard sheaves are not machined, but machining options for sheaves and guides (bores, keyways and setscrews) are available. David Round load chain is calibrated to match

• Lifting Capacity: 10,080 lbs
• Bore Diameter: 3.25 inch
• Outside Diameter: 9.5 inch
• Cable or Rope Size: 3/4 Inch Rope or Cable

Description: overhead doors; lifting of elevating platforms; boats and similiar applications. SUMMARY OF FEATURES Calibrated chain manufactured to match hand and load wheel sheave pockets and idler sheave grooves Load chain sizes from ¼ inch up to 25/32 inch Load

• Material Size: 4.63 to 13.5 inch
• Working Load Limit: 900 to 10,080 lbs
• Welded Chain: Passing Link Chain, Welded Chain

Description: Cast hand wheels are used to turn shafts that open windows and actuate valves. Optional lifting chain guides prevent hand chain from skipping out of sheave pockets. Hand wheel sheaves and hand chains are not designed to support loads. David Round

• Other Cable or Rope Sizes: 0.266 inch
• Bore Diameter: 1.375 inch
• Outside Diameter: 8.875 inch
• Rope Type: Chain

Description: Used to redirect loan chain, an idler uses a groove instead of chain pockets. Complete assemblies including shafts, support yokes and pillow blocks are available. David Round load chain is calibrated to match David Round Idler wheels. Sheaves are not bored or

• Lifting Capacity: 2,030 lbs
• Bore Diameter: 1.25 inch
• Outside Diameter: 10 inch
• Cable or Rope Size: 3/8 Inch Rope or Cable

Description: proportions; (d) General chain dimensions for interchangeability; (e) Minimum ultimate tensile strength; (f) Tolerance for chain length; (g) Measuring load; and (g) Preload. This Standard also includes the following information on Clevises: (a) Design considerations; and (b)

Description: proportions; (d) General chain dimensions for interchangeability; (e) Minimum ultimate tensile strength; (f) Tolerance for chain length; (g) Measuring load; and (g) Preload. This Standard also includes the following information on Clevises: (a) Design considerations; and (b)

Description: made especially for applications requiring flexible, high strength tension linkages for reciprocating motion devices. These chains operate over sheaves rather than sprockets and are often found on fork lift trucks, or as counter-weight chains for machine tools or similar

• Leaf Chain Series: BL Series

Description: chain and sheave engagement 25% over hoists with conventional 4-pocket sheaves. Provides smoother lifting and reduces chain wear. ADJUSTABLE LIMIT SWITCHES Regulate upper and lower load travel. Brass nuts standard for improved switch setting and repeatability.

Description: Harrington's SNER electric chain hoists are built for extreme duty applications that require single phase power. A hoist with a 60 minute, H4 duty rated motor is revolutionary and unmatched in a single phase offering. Maintenance friendly features include a unique chain guide, hinged

• Load Capacity: 1,000 lbs
• Line Type: Chain
• Type: Electric
• Load Hook: Single

Description: treated and mounted on heavy duty roller bearings Load and hand chain guides assure smooth, trouble free operation A fast acting Weston Style brake provides smooth, positive load handling Precision formed alloy steel load chain runs in a reversible 5 or 6 pocket

Description: handling Precision formed alloy steel load chain runs in a reversible 5 or 6 pocket load sheave The Zephyr design is easily adaptable to meet the special requirements of most applications Any Zephyr hoist may be converted to Clevis Connected by removing suspension hook,

Description: steel hooks Load sheave bearings

• Load Capacity: 3,000 lbs
• Line Type: Chain
• Type: Lever
• Load Hook: Single

Description: Very economical and reliable method of speed change Allows the user to find the ideal speed without changing sheaves and belts; especially important on applications where final driven speed is critical and difficult to attain with two fixed-diameter sheave Speed range within the ratio

• Output Shaft Speed: 1,750 rpm
• Drive Type: Belt and Chain Drives, Gear Drives / Differentials
• Speed Control: Electric

Description: geared mechanism for effortless handling. Robust mechanical load brake increases the safety of the operator. Double-reduction gearing requires minimum manual power for operation at full load. Open load sheave allows easy inspection and cleaning without dismantling the

• Load Capacity: 1,763.696 lbs

Description: geared mechanism for effortless handling. Robust mechanical load brake increases the safety of the operator. Double-reduction gearing requires minimum manual power for operation at full load. Open load sheave allows easy inspection and cleaning without dismantling the

• Load Capacity: 7,054.784 lbs

Description: geared mechanism for effortless handling. Robust mechanical load brake increases the safety of the operator. Double-reduction gearing requires minimum manual power for operation at full load. Open load sheave allows easy inspection and cleaning without dismantling the

• Load Capacity: 5,511.55 lbs

Description: geared mechanism for effortless handling. Robust mechanical load brake increases the safety of the operator. Double-reduction gearing requires minimum manual power for operation at full load. Open load sheave allows easy inspection and cleaning without dismantling the

• Load Capacity: 13,889.106 lbs

Description: chain provides 20% more strength then the common 80 grade load chain found on inferior hoists. The double enclosed brake cover keeps dirt and debris away from the brake mechanism. While the sealed ball bearing supported load sheave provides efficient and smooth

Description: while maximizing life span. Low friction seals provide protection from foreign matter. Double-sealed and double-shielded bearings are grease packed for durability. The 6900 Series is offered with and without flange assembly for greater versatility. The availability of sheaves for use with

• Features: Double Seal, Double Shield
• Primary Bearing Category: Radial Ball Bearing

Description: Plates 52 21.4 Material and Marking of Plates 52 21.5 Overload Devices 53 22. Driving-Machines, Sheaves and Drums 53 22.1 Type of Driving-Machine 53 22.2 Use of Winding-Drum Machines 53 22.3 Car Speed 53 22.4 Diameter of Drums and Sheaves 54 22.5 Gear Drives 54 22.6 Friction Gearing

Description: transmissible torque and axial forces are added - please take in this respect consulting with our technical experts. Bending moment and radial loads – combined loads can be transmitted. (Please contact our technical department for assistance). Easy installation – RfN 7012 Locking

• Shaft Diameter (Internal Locking Style): 39.3701 inch
• Maximum Torque: 884.955752212389 Ft-lbs
• Design Units: English, Metric
• Application: Internal (Thru Bore)