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Unique Plain Bush Coupling

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Unique Bush Coupling

Industrial Grade · Cast Iron / Mild Steel / Alloy Steel

Unique Bush Coupling

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Unique Bush Coupling
UNIQUE PLAIN BUSH TYPE COUPLINGS · PB1–PB11

UNIQUE COUPLINGS INDIA is a leading manufacturer and supplier of Unique Plain Pin Bush Couplings, designed as a high-quality equivalent to Fenner Pin Bush Couplings. Our couplings are manufactured using precision-engineered components and premium cylindrical rubber bushes to deliver smooth, reliable, and high torque power transmission in demanding industrial applications.

ThreadNot threaded
TorqueUp to 10,000 Nm depending on model
BoreStandard or as per requirement
Head CodeSolid
Max. Speed3600 RPM
ConnectionBush fitting
SealingRubber bush for vibration damping

Unique Bush Coupling Product Specifications

Outer DiameterVaries with type, typically 60 mm to 350 mm
Surface TreatmentPainted / Blackodized finish
Head CodeSolid
TorqueUp to 10,000 Nm depending on model
BoreStandard or as per requirement
ThreadNot threaded
ShapeRound
MaterialCast Iron / Mild Steel / Alloy Steel
ConnectionBush fitting
TechniquePrecision Cast
Max. Speed3600 RPM
StructureSplit type with rubber bush
Inner DiameterVaries as per shaft size, typically 25 mm to 150 mm
ApplicationPower transmission in mechanical systems, connecting shafts
SealingRubber bush for vibration damping
StandardIS 2979

Unique Bush Coupling Trade Information

Supply Ability1000 Unit Per Week
Sample AvailableYes
Packaging DetailsCarton Boxes
CertificationsISO 9001:2008
Delivery Time10 Days
Sample PolicyContact us for information regarding our sample policy
Main Domestic MarketAll India

Product Description

We are an outstanding manufacturer, exporter and supplier of supreme quality UNIQUE COUPLINGS INDIA that is widely used as an important component in various industries. Our experts manufacture this coupling by making use of excellent quality raw materials in adherence with the international quality standards. Our quality experts check this coupling on various parameters in order to ensure its defect free delivery towards the clients. Moreover, we offer this Unique Bush Coupling at highly competitive rates to the clients.

  • Accurate Dimensions
  • High Tensile Strength
  • Excellent Surface Finish
  • Robust Construction

Unique Bush Coupling — Specifications

Coupling Size No. of Pins Min. Bore Max Bore Out Side Dia Total Length Length Thru Bore Shaft Gap HP/100 RPM Max. Speed RPM
PB 1312.72895793831.096000
PB 2412.730114994834.415000
PB 2A616.0421301055137.344300
PB 3416.0481601256058.843500
PB 4420.06519114570511.822900
PB 4A620.06519114570517.662900
PB 5625.07522515776523.662500
PB 6845.09525418389533.582200
PB 6A1045.09525418389541.742200
PB 6B1245.09525418389550.292200
PB 71245.0115290235115559.131900
PB 7A1460.0120300235115573.961850
PB 81665.0130310255125582.801800
PB 8A1865.01353402651305103.471600
PB 8B1270.01403602761356124.271540
PB 91380.01503903161556141.401420
PB 9A1590.01604103361656188.981350
PB 1016100.01704403651806198.431300
PB 10A17110.01804803861906248.801200
PB 1120120.01905304062006327.251080

Precision Engineering for Efficient Power Transmission

Unique Bush Coupling is meticulously designed to deliver reliable power transmission and superior shaft alignment. Its solid head code and split-type structure with rubber bush minimize vibration, enhancing system stability and safety. Adjustable bores and diameters allow for seamless fit with diverse shaft sizes, making it a versatile choice for various mechanical setups.

Versatile Material Selection and Customization

Manufactured from cast iron, mild steel, or alloy steel, users can select the material based on operational demands. Options for standard or bespoke bore sizes and customizable finishes enable tailored solutions. The bush fitting connection and rubber bush sealing further support efficient assembly and extended service life in demanding environments.

Product Brochure

Full technical datasheet · PB1 to PB11 · PDF · 07_Unique-Plain-Bush-coupling.pdf

Download Brochure

FAQs of Unique Bush Coupling

How is the Unique Bush Coupling installed in mechanical systems? +
The coupling is installed by bush fitting onto the connecting shafts, ensuring precise alignment. Its split type structure allows for easy assembly and removal, while rubber bush sealing facilitates vibration damping during operation.
What are the benefits of using a rubber bush in the coupling structure? +
The integrated rubber bush provides effective vibration damping, protects equipment from mechanical shock, and enhances operational safety. This minimizes wear and extends the service life of both the coupling and connected machinery.
What shaft sizes and torque ratings does the coupling accommodate? +
Inner diameters are customizable from 25 mm to 150 mm, with outer diameters ranging from 60 mm to 350 mm. The coupling supports torque values up to 10,000 Nm, making it suitable for heavy-duty power transmission needs.
When should I opt for blackodized or painted surface treatments? +
Painted and blackodized finishes offer distinct protection against corrosion and wear. Choose painted surfaces for aggressive environments and blackodized for added durability in high-speed or precision applications.
Where is the Unique Bush Coupling most effectively used? +
This coupling is ideal for power transmission in factories, engineering works, and machinery installations where reliable and vibration-damped shaft connections are critical. Its versatility makes it suitable across manufacturing and industrial sectors.
What material options are available, and how should I choose? +
Select cast iron for standard durability, mild steel for balanced strength and cost, or alloy steel for demanding, high-torque operations. Material selection depends on operating speed, load, and environmental conditions.

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