Mechanical Couplings

Mechanical Power Transmission

Flange Couplings have no wear parts.

February 18, 2015

Suited for heavy-duty applications, RfN 5571 Series is equipped with shrink discs and can be integrated into machines without any heating or cooling. High torque units are slip fit and come with either hexagon-head or hexagon socket-head cap screws. With backlash-free shaft-hub connections and elimination of additional components such as keyways or shims, couplings are suitable for mining applications, general gearbox designs, and plant manufacturing. Read More

Mechanical Power Transmission, Mechanical Components & Assemblies

Weldable Shaft Collars, Couplings promote design options.

February 9, 2015

Available in ANSI 1018 steel and weldable stainless steel, Stafford Weldable Shaft Collars and Couplings let users add such diverse mechanical and structural components as brackets, cams, lever arms, mounts, pins, and rods. Stafford Weldable Shaft Collars and Flange Mounts, available in 1- and 2-piece as well as hinged styles, come in ¼–6 in. bore sizes, while Weldable Shaft Couplings come in ¼–2 in. bore sizes. Read More

Fluid & Gas Flow Equipment, Mechanical Power Transmission

Drive Coupling features quick connect design.

January 7, 2015

Designed for quickly connecting and disconnecting rotary unions from fluid transfer lines without tools, TorqueSafe™ is rated for up to 20 lb-ft of torque with operating pressures to 150 psig and temperatures up to 375°F. Coupling features full-flow passage, one-hand disengagement, and locking mechanism to ensure safe connections are made. With connection sizes ranging from 3/8 to 1 ½ in., coupling is constructed of stainless steel for corrosion resistance. Read More

Mechanical Power Transmission

Bushed Coupling reduces damage via misalignment capabilities.

September 10, 2014

Baldor-Dodge® Para-Flex® QD (PXQD) coupling features QD flange design that complements Taper-Lock and bored-to-size style flanges. Sizes PX50 through PX200 offer torque ratings up to 82,500 lb-in., and bore capacity of PXQD flanges let end-users downsize coupling selections. QD bushing design allows installation and removal with minimal shaft damage. When used with Para-Flex element, complete Para-Flex couplings provide misalignment capabilities to prevent damage to connected equipment. Read More

Mechanical Power Transmission, Materials & Material Processing

Shaft Coupling eliminates resonance problems in ball screws.

July 2, 2014

Step-Flex™ Coupling eliminates resonance in stepper motor ball screw assemblies. Two-part elastomer element combination dampens vibration caused by actuator carrier trying to find its home position. Hard element being separated from aluminum alloy hubs by softer elastomer maintains sufficient torsional stiffness for precise positional accuracy while allowing minimal angular and parallel misalignment. Power-transmitting element also reduces counter force generated by misalignment.
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Fluid & Gas Flow Equipment, Mechanical Power Transmission

High-Pressure Hose Couplings feature non-skive design.

May 27, 2014

Combined with high-pressure braided hose, 6W Couplings eliminate leaks and in-field failures caused by shock and vibration, making them suited for hydraulic systems in oil, construction, mining, and off-road equipment industries. One-piece, bite-the-wire crimp couplings are available in 1 ¼, 1 ½, and 2 in. sizes and are designed to work with SAE R13 and 4SH hydraulic hose. Units withstand pressures up to 6,000 psi and operate in temperatures ranging from -40 to 250°F. Read More

Mechanical Power Transmission

Composite Disc Couplings arrest electrical current.

May 23, 2014

Designed with composite flex elements that are non-conductive, Zero-Max CD® Couplings provide electrical insulation while protecting mechanical components from system overloads. Composite discs withstand all types of environmental elements, including temperature extremes from -40 to +70°C, as well as moisture and chemicals. Available in single and double flex models with clamp style hubs, zero backlash couplings offer torque capacities from 40–1,436 Nm with speed ratings from 4,400–17,000 rpm. Read More

Fluid & Gas Flow Equipment, Mechanical Power Transmission

Sub-Sea Connectors offer redundant sealing.

May 1, 2014

Sub-Sea Coupling Solutions comprise coupling/fitting connections and configurations engineered to address challenges posed by sub-sea environment. Secure, repeatable connections and redundant sealing promote sustained performance. Depending on selection, standard sizes of fittings/coupling range from ¼–1 in. ID. Also available, 520N hydraulic hose features compact OD for facilitated routing and accelerated response. Read More

Mechanical Power Transmission

Hirth-Tooth Couplings provide form-locking precision.

March 11, 2014

Providing self-centering, radial face tooth connection, Hirth Serrations enable users to connect shafts, discs, wheels, and cranks with accuracy. Lightweight units enable wear-free transmission of high torques at small dimensions. Dynamic forces are retained even after repeated assembly. Available in sizes from 50–900 mm in diameter, rings have less rotating mass compared to flange connections. Custom-made models are available with max serration diameter of 1,500 mm. Read More

Test & Measuring Instruments, Material Handling & Storage, Fluid & Gas Flow Equipment, Mechanical Power Transmission

Sanitary Clamping Coupling helps protect fragile products.

January 14, 2014

Quick Clamp No-Ledge delivers machined tolerance joint, ensuring proper alignment and creating ledge-free interior environment on connection points. This reduces instances where friction and crevices catch product and cause fines. Designed for food and light industry conveying of fragile materials or materials requiring sanitary conditions, coupling offers recessed O-ring gasket that delivers smooth transition through positive sealing metal-to-metal joint.
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Mechanical Power Transmission, Mounting & Attaching Products

Drip-Free Coupling suits liquid cooling applications.

December 6, 2013

Intended for cooling applications requiring multiple connect and disconnect cycles, LQ6 Series features non-spill shutoff valves that allow disconnection from cooling line, even under pressure, without any spills/drips. Valve design provides redundant sealing when connected for added protection against leaks, while color-coding of chrome with blue or red provides instant visual difference between cooling lines. Construction is of chrome-plated brass, polysulfone, and stainless steel. Read More

Communication Systems & Equipment, Mechanical Power Transmission, Electronic Components & Devices

Inductive Coupling Devices suit moving platform applications.

November 19, 2013

Part of WIS product family, Flat-Pack Style Transmitter Coupling Devices enable power and signal coupling to be transferred across air gap of up to 20 mm. Wireless units allow sensors to be connected to moveable platforms without worry about twisting and rotating cables. Operating without use of batteries, devices use two transmission elements that allow transfer when they come within required proximity range. Units can interface to 8 PNP sensors via single interface block. Read More

Mechanical Power Transmission

Servo Class Couplings offer hub taper adapter option.

November 15, 2013

Available in 12 sizes in both single and double disc models, ServoClass® Couplings handle torque ratings from 0.5–250 Nm. Precision-machined hub taper adapters fit in coupling's clamp style hubs, providing balanced and tight shaft engagement for servomotor applications at speeds up to 10,000 rpm. Adapters are machined of S45C material with black oxide finish. To ensure precise alignment of assembled components, ISO 4762 CL 12.9 corrosion-resistant socket head cap screws are utilized. Read More

Mechanical Power Transmission

Transition Couplings provide raintight/wet location seal.

November 5, 2013

Made of zinc die cast material, Mighty-Merge Raintight EMT to Rigid Transition Couplings come in ½ in. (290-RT), ¾ in. (291-RT), and 1 in. (292-RT) trade sizes for both EMT and Rigid. cETLus Listed units simplify stub-ups in wet locations and offer contractors easy rooftop transition solutions. Read More

Machinery & Machining Tools, Mechanical Power Transmission, Mounting & Attaching Products

Heads, Cutters, and Holders offer exchangeable head coupling.

October 22, 2013

Compatible with solid carbide heads, indexable milling cutters, boring heads, integrated machine adapters, and different shanks, Exchangeable Head Coupling is based on self-centering screw thread for secure mounting. Physical stop enables users to feel when head is correctly tightened and helps to not overstress clamping. Conical portion is shaped to provide best run-out, while pre-loaded taper and flange contacts provide optimized modular connection with extreme rigidity. Read More

Mechanical Power Transmission

Zero Backlash Couplings offer optimized misalignment capacity.

September 11, 2013

With shaft spacing and clamping system able to accommodate demands of servo motor and motion control applications, Double Flex CD® A1C provides precise positioning under high-speed reversing loads without fatigue for 24/7 operation. Design exhibits torsional stiffness, allows for misalignment in high-stress applications, and provides smooth operation at high speeds. Depending on model, peak torque capacities range from 40–564 Nm with speed ratings from 6,700–15,000 rpm. Read More

Mechanical Components & Assemblies, Mechanical Power Transmission

Plastic Shaft Mount Components withstand washdown environments.

August 26, 2013

Supplied with stainless steel clamping screws, Stafford Plastic Shaft Mount Components are machined from PTFE, Delrin®, nylon, and other thermoplastics for FDA- and USDA-approved processing equipment and conveyors. Specific components include 1- and 2-piece shaft collars, set-screw collars, hinged shaft collars, 1- and 2-piece couplings, and flange mounts, and ID bore sizes from 1–4 in. Parts suit applications requiring frequent washdown and exposure to chemicals. Read More

Mechanical Power Transmission

Hybrid Coupling manages torsional vibration in drivetrains.

June 26, 2013

Combining maintenance-free, non-lubricated MAX-C resilient coupling half with lightweight diaphragm, disc, or gear coupling half, Kop-Flex MAX-C WB manages torsional vibration in drivetrains powered by synchronous motors, variable frequency drives, and diesel engines. Capable of transmitting up to 56,000,000 lb-in. torque, coupling features outer sleeve with bladed ID, inner flex hub with bladed OD, and resilient drive blocks that fill cavities formed when sleeve and hub are mated. Read More

Fluid & Gas Flow Equipment, Mechanical Power Transmission

Plastic Coupling provides drip-free, reliable connections.

June 12, 2013

Featuring ergonomic thumb latch, NS1 Series quick disconnect coupling provides secure, reliable connect and disconnect. Non-spill shutoff valves ensure drip-free disconnects, and drybreak style design minimizes air inclusion. Connection can be made with minimal alignment and allows tubing to rotate freely without kinking/twisting. Constructed from polypropylene and PEEK® materials for strength and chemical compatibility, couplings are available for applications with tubing sizes <1/8 in. Read More

Mechanical Power Transmission

Offset Couplings incorporate maintenance-free bearings.

March 29, 2013

Featuring needle bearings with internal micro-poly lubrication, Schmidt Offset Couplings provide maintenance-free precision on parallel offset shafts. Couplings transmit constant angular velocity and torque in range of parallel shaft misalignments, and design keeps out contaminants and foreign matter. Handling parallel offset up to 17 in. and available with torque capacities up to 459,000 lb-in., products impose no side loads on shafts or bearings and eliminate radial shaft vibrations. Read More