One Piece Clamp Rigid Couplings
Last Updated: April 1, 2025
Description
One Piece Clamp Rigid Couplings are mechanical devices designed to connect two shafts together in a fixed position. They are typically used to ensure that the shafts are aligned and rotate together without any relative motion between them. These couplings are manufactured in various materials such as steel, stainless steel, and aluminum, providing options for different environmental conditions and mechanical requirements.
Working Principle
One Piece Clamp Rigid Couplings work by clamping onto the shafts they connect, using friction to hold them securely in place. The clamping action is achieved through a single-piece design that encircles the shafts, providing a uniform distribution of clamping force. This design ensures high torque transmission and torsional stiffness, making them ideal for applications where precise shaft alignment is crucial. The rigidity of these couplings eliminates any possibility of misalignment, which is why they are favored in applications requiring high precision and reliability.
Applications
One Piece Clamp Rigid Couplings are used in various industries where precise shaft alignment is critical. Specific examples include servo-driven applications in the semiconductor, medical, packaging, and robotics industries. These couplings are also suitable for food equipment applications, where materials like 303 stainless steel are used for sanitized environments.
Advantages over other Rigid Couplings
One Piece Clamp Rigid Couplings offer several advantages over other types of rigid couplings. They provide a more uniform clamping force due to their single-piece design, which can result in better torque transmission and reduced vibration. This is particularly beneficial in high-precision applications where even minor misalignments can lead to significant performance issues. Additionally, the availability of different materials allows for customization based on specific environmental and mechanical needs.
Limitations
Despite their advantages, One Piece Clamp Rigid Couplings have limitations. They cannot accommodate any misalignment between the shafts, which means that precise alignment is required during installation. This can increase the complexity and cost of setup. Additionally, they may not be suitable for applications where some degree of flexibility is needed to absorb shock or vibration.
Considerations
When selecting One Piece Clamp Rigid Couplings, several factors should be considered. Initial costs can vary depending on the material and size of the coupling. Operating expenses are generally low, as these couplings require minimal maintenance. However, their durability and accuracy depend heavily on proper installation and alignment. Replacement and maintenance costs are typically low, but any misalignment during installation can lead to increased wear and potential failure, necessitating more frequent replacements.
from RS Components, Ltd.
MS rigid 1 piece coupling,6x6mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.2362
- Units: Metric Design Arrangement
- O.D.: 0.7087
from Keystone Electronics Corp.
Part Number: 1453. "ID": .253 [6.4]. Finish/Plating: Nickel Plate. Material: Brass. OD: .500 [12.7]. Supplied Unassembled. 2 Set Screws hold shafts securely [See More]
- Design: One Piece Clamping Style
- Material: Brass
- O.D.: 0.5000
from jbj Techniques Limited
The sleeve coupling is the most straight forward type of rigid coupling, also know as a ‘muff ’ coupling. It is a machined cylinder that joins two shafts, usually a drive shaft and a driven shaft, used when two shafts are well aligned with little or no misalignment. Due to the coupling... [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Features: Opposing Screws
- Units: English Design Arrangement; Metric Design Arrangement
- Material: Stainless Steel; Carbon / Alloy Steel; Aluminum
from Hangzhou Chinabase Machinery Co., Ltd.
China manufacturer of couplings, specialist in:china couplings ，chain couplings ，Jaw couplings ，flexible couplings ，HRC couplings ，NM couplings ，MH couplings ，Pin coupling ，Spacer Coupling ，Flange Coupling ，Sleeve Coupling,nylon... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.3750 to 2
- Units: English Design Arrangement; Metric Design Arrangement (optional feature)
- Bore 2: 0.3750 to 2
from RS Components, Ltd.
MS rigid 1 piece coupling,8x8mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.3150
- Units: Metric Design Arrangement
- O.D.: 0.9449
from jbj Techniques Limited
Splined Sleeve Coupling. The spline coupling distributes the torque around the circumference of the coupling by way of the multiple spline grooves in conjunction with the splines on the shaft making these type of sleeve couplings better suited to higher speeds and torque applications. [See More]
- Design: One Piece Clamping Style
- Material: Stainless Steel; Carbon / Alloy Steel; Aluminum
- Units: English Design Arrangement; Metric Design Arrangement
from RS Components, Ltd.
MS rigid 1 piece coupling,10x10mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.3937
- Units: Metric Design Arrangement
- O.D.: 1.14
from RS Components, Ltd.
MS rigid 1 piece coupling,12x12mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.4724
- Units: Metric Design Arrangement
- O.D.: 1.14
from RS Components, Ltd.
MS rigid 1 piece coupling,14x14mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.5512
- Units: Metric Design Arrangement
- O.D.: 1.34
from RS Components, Ltd.
MS rigid 1 piece coupling,15x15mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.5906
- Units: Metric Design Arrangement
- O.D.: 1.34
from RS Components, Ltd.
MS rigid 1 piece coupling,16x16mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.6299
- Units: Metric Design Arrangement
- O.D.: 1.34
from RS Components, Ltd.
MS rigid 1 piece coupling,20x20mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.7874
- Units: Metric Design Arrangement
- O.D.: 1.65
from RS Components, Ltd.
MS rigid 1 piece coupling,25x25mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.9843
- Units: Metric Design Arrangement
- O.D.: 1.77
from RS Components, Ltd.
Al rigid 1 piece coupling,4x4mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.1575
- Units: Metric Design Arrangement
- O.D.: 0.5906
from RS Components, Ltd.
Al rigid 1 piece coupling,5x5mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.1969
- Units: Metric Design Arrangement
- O.D.: 0.5906
from RS Components, Ltd.
Al rigid 1 piece coupling,6x6mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.2362
- Units: Metric Design Arrangement
- O.D.: 0.7087
from RS Components, Ltd.
Al rigid 1 piece coupling,8x8mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.3150
- Units: Metric Design Arrangement
- O.D.: 0.9449
from RS Components, Ltd.
Al rigid 1 piece coupling,10x10mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.3937
- Units: Metric Design Arrangement
- O.D.: 1.14
from RS Components, Ltd.
Al rigid 1 piece coupling,12x12mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.4724
- Units: Metric Design Arrangement
- O.D.: 1.14
from RS Components, Ltd.
MS rigid 1 piece coupling,16x16mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.6299
- Units: Metric Design Arrangement
- O.D.: 1.34
from RS Components, Ltd.
MS rigid 1 piece coupling,20x20mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.7874
- Units: Metric Design Arrangement
- O.D.: 1.65
from RS Components, Ltd.
MS rigid 1 piece coupling,25x25mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.9843
- Units: Metric Design Arrangement
- O.D.: 1.77
from RS Components, Ltd.
MS rigid 1 piece coupling,12x12mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.4724
- Units: Metric Design Arrangement
- O.D.: 1.14
from RS Components, Ltd.
S/steel rigid 1piece coupler,6x6mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.2362
- Units: Metric Design Arrangement
- O.D.: 0.7087
from RS Components, Ltd.
S/steel rigid 1piece coupler,8x8mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.3150
- Units: Metric Design Arrangement
- O.D.: 0.9449
from RS Components, Ltd.
S/steel rigid 1pcs coupler,10x10mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.3937
- Units: Metric Design Arrangement
- O.D.: 1.14
from RS Components, Ltd.
S/steel rigid 1pcs coupler,12x12mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.4724
- Units: Metric Design Arrangement
- O.D.: 1.14
from RS Components, Ltd.
S/steel rigid 1pcs coupler,16x16mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.6299
- Units: Metric Design Arrangement
- O.D.: 1.34
from RS Components, Ltd.
S/steel rigid 1pcs coupler,20x20mm bore [See More]
- Design: One Piece Set Screw Design; One Piece Clamping Style
- Bore 1: 0.7874
- Units: Metric Design Arrangement
- O.D.: 1.65
from Stafford Manufacturing Corp.
Designed for aligned shafts, the 1-Piece Clamp-Type Coupling makes two shafts function as one. Standard keyways provide added torque capacity and fixed shaft phasing. It is ideal for overhung or unsupported shafts and is an excellent way to attach items such as mixer paddles and shaft extensions. [See More]
- Design: One Piece Clamping Style
- Bore 1: 1.18
- Units: Metric Design Arrangement
- Bore 2: 1.18
from Climax Metal Products Company
Climax Metal Products Company stocks a complete line of shaft-to-shaft Keyless Rigid Couplings for shaft diameters ranging from 5/8" through 4- ¼" and from 6 mm through 150 mm. CLIMAX Keyless Rigid Couplings provide high torque and bending moment capacity and can be supplied to couple unequal... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.6250 to 5.91
- Units: English Design Arrangement; Metric Design Arrangement (optional feature)
- Material: Carbon / Alloy Steel
from Ruland Manufacturing Co., Inc.
Features. Does not mar the shaft. Superior fit, finish and holding power. Excellent for high axial loads. Transmit torque in confined spaces. Step bores available. Additional sizes available. RoHS2 and REACH Compliant. Width tolerance: +.003"/-.010". Bore tolerance: +.002"/+.0005". Temperature Range... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.1250 to 2
- Units: English Design Arrangement
- O.D.: 0.6250 to 3
from NBK America LLC
Recommended Applicable Motor. - MLR - MLRS. Servomotor ◎ ◎. Stepping Motor ◎ ◎. General-purpose Motor ● ●. ◎: Excellent ○: Very good ●: Available [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.2362
- Units: Metric Design Arrangement
- O.D.: 0.6300
from Stafford Manufacturing Corp.
Stafford ’s full line of standard and custom, corrosion-resistant shaft collars and couplings is ideal for a wide range of on- and off-shore marine applications. Stafford Marine Service Collars and Couplings are machined from 303 and 316 stainless steel and brass; supplied with either 18-8 or... [See More]
- Design: One Piece Clamping Style; Two Piece Clamping Style
- Bore 1: 0.2500 to 3
- Units: English Design Arrangement
- Material: Stainless Steel; Brass
from Climax Metal Products Company
Climax Metal Products Company stocks a complete line of industry-standard internal Keyless Locking Assemblies for shaft diameters ranging from ¼" to 8" and from 6 mm to 400 mm. Non-standard dimensions, special made-to-order designs, Martinsitic stainless steel and industry-standard plating... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.2500 to 8
- Units: English Design Arrangement; Metric Design Arrangement (optional feature)
- Material: Carbon / Alloy Steel
from Ruland Manufacturing Co., Inc.
Features. Precision honed bores. Does not mar the shaft. Nypatch ® Anti-vibration hardware. Additional Step Bores available. RoHS2 and REACH Compliant. Maximum speed: 4,000 RPM. Bore tolerance: +.002 ”/+.0005 ”. Temperature Range (Deg. F). Steel: -40 ° to 350 °. Aluminum: -40... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.1250 to 2
- Units: English Design Arrangement
- Bore 2: 0.1250 to 2
from NBK America LLC
Recommended Applicable Motor. - MLR - MLRS. Servomotor ◎ ◎. Stepping Motor ◎ ◎. General-purpose Motor ● ●. ◎: Excellent ○: Very good ●: Available [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.2362
- Units: Metric Design Arrangement
- O.D.: 0.6300
from Stafford Manufacturing Corp.
Inch-Metric Conversion Couplings feature one side with an inch-sized bore and the other a metric size. A full range of common sizes is included in the selection. External dimensions and screws are inch. They can be further modified by the user or Stafford to include keyways. Designed for aligned... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.5000
- Units: English Design Arrangement; Metric Design Arrangement
- Bore 2: 0.4724
from Climax Metal Products Company
One-Piece Clamping Couplings are designed to handle applications that require a greater torque capacity than Set Screw Couplings without marring the shaft. Recessed screw styles of One-Piece Clamping Couplings are available to provide safety with an outside surface free of major projections. [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.2500
- Units: English Design Arrangement; Metric Design Arrangement (optional feature)
- Bore 2: 2
from Ruland Manufacturing Co., Inc.
Features. 3-piece styles available. Precision honed bore on straight bore couplings. Does not mar the shaft. Nypatch ® Anti-vibration hardware. Additional Step Bores available. Opposing hardware on 2-piece styles. RoHS2 and REACH Compliant. Maximum speed: 4,000 RPM. Bore tolerance:... [See More]
- Design: One Piece Clamping Style; Two Piece Clamping Style (optional feature); 3-Piece Shrink Disc Clamping Style (optional feature)
- Bore 1: 0.1181 to 1.97
- Units: Metric Design Arrangement
- Bore 2: 0.1181 to 1.97
from NBK America LLC
Recommended Applicable Motor. - MRG - MRGS. Servomotor ◎ ◎. Stepping Motor ◎ ◎. General-purpose Motor ● ●. ◎: Excellent ○: Very good ●: Available [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.2362
- Units: Metric Design Arrangement
- O.D.: 0.6300
from Stafford Manufacturing Corp.
Stafford Metric Rigid Shaft Couplings are fully metric in all specifications, including the clamping screws. Designed for aligned shafts, the 1-Piece Clamp-Type Coupling makes two shafts function as one. It is ideal for overhung or unsupported shafts and is an excellent way to attach items such as... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.2362
- Units: Metric Design Arrangement
- Bore 2: 0.2362
from Climax Metal Products Company
These unique Two-Piece Re-Machinable Couplings are designed with an undersized ID which allows room to re-bore the ID without damaging the clamp screws. Pilot bore can be opened to the nominal ID reflected in the part number. Two-Piece Clamping Couplings are designed to handle applications that... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.2500 to 2
- Units: English Design Arrangement; Metric Design Arrangement (optional feature)
- Material: Stainless Steel; Carbon / Alloy Steel
from Ruland Manufacturing Co., Inc.
Features. Precision honed bores. Does not mar the shaft. Nypatch ® Anti-vibration hardware. Additional sizes available. RoHS2 and REACH Compliant. Maximum speed: 4,000 RPM. Bore tolerance: +.002 ”/+.0005 ”. Temperature Range (Deg. F). Steel: -40 ° to 350 °. Stainless: -40... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.3750 to 2
- Units: English Design Arrangement
- Bore 2: 0.3750 to 2
from NBK America LLC
Recommended Applicable Motor. - MRG - MRGS. Servomotor ◎ ◎. Stepping Motor ◎ ◎. General-purpose Motor ● ●. ◎: Excellent ○: Very good ●: Available [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.2362
- Units: Metric Design Arrangement
- O.D.: 0.6300
from Stafford Manufacturing Corp.
Remachineable Couplings are complete, except that they are supplied with a precision finished bore on one side and a pilot hole only on the other. They are designed to connect two dissimilar sized shafts in virtually any combination up to a 2 ” bore and maintain concentricity between each... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.6250
- Units: English Design Arrangement
- Bore 2: 0.6250
from Climax Metal Products Company
A complete line of external Shrink Discs in both Standard and Heavy Duty designs. CLIMAX Shrink Discs are manufactured from heat treated high carbon alloy steel and are supplied with zinc-plated outer rings. Non-standard dimensions and special designs are available upon request. External keyless... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.3750 to 19.68
- Units: English Design Arrangement; Metric Design Arrangement (optional feature)
- Material: Carbon / Alloy Steel
from Ruland Manufacturing Co., Inc.
Features. 3-piece styles available. Precision honed bore on straight bore couplings. Does not mar the shaft. Nypatch ® Anti-vibration hardware. Additional sizes available. Opposing hardware on 2-piece styles. RoHS2 and REACH Compliant. Maximum speed: 4,000 RPM. Bore tolerance: +.050mm/+.012mm. [See More]
- Design: One Piece Clamping Style; Two Piece Clamping Style (optional feature); 3-Piece Shrink Disc Clamping Style (optional feature)
- Bore 1: 0.3150 to 1.97
- Units: Metric Design Arrangement
- Bore 2: 0.3150 to 1.97
from NBK America LLC
Recommended Applicable Motor. - XRP-C. Servomotor ◎. Stepping Motor ◎. General-purpose Motor ●. ◎: Excellent ○: Very good ●: Available [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.2362
- Units: Metric Design Arrangement
- O.D.: 0.6300
from Stafford Manufacturing Corp.
Designed for aligned shafts, the 1-Piece Clamp-Type Coupling makes two shafts function as one. It is ideal for overhung or unsupported shafts and is an excellent way to attach items such as mixer paddles and shaft extensions. Clamp-Type Couplings are available in straight-through or stepped bores. [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.2500
- Units: English Design Arrangement
- Bore 2: 0.2500
from Stafford Manufacturing Corp.
Designed for aligned shafts, the 1-Piece Clamp-Type Coupling makes two shafts function as one. It is ideal for overhung or unsupported shafts and is an excellent way to attach items such as mixer paddles and shaft extensions. Clamp-Type Couplings are available in straight-through or stepped bores. [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.5000
- Units: English Design Arrangement
- Bore 2: 0.5000
from Stafford Manufacturing Corp.
Stafford ’s exclusive Precision Sleeve Coupling features a solid center section that provides a close tolerance fit on ground shafting, includes a keyway, and the Accu-Clamp ™ design which incorporates integral self-centering clamping collars at both ends. Designed for use on supported... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.5000
- Units: English Design Arrangement
- Bore 2: 0.5000
from Stafford Manufacturing Corp.
The Precision Sleeve Flange coupling allows for mounting components such as gears, motors, brake assemblies etc. to the coupling. The flange includes three through holes and three tapped holes. It features a solid center section that provides a close tolerance fit on ground shafting, includes a... [See More]
- Design: One Piece Clamping Style
- Bore 1: 0.5000
- Units: English Design Arrangement
- Bore 2: 0.5000