Description
Product Overview
The MARTIN split taper locking bushing is engineered for mounting pulleys, sheaves, or sprockets on a drive shaft. Constructed from ductile iron, it offers greater strength than gray cast iron and excellent resistance to wear, galling, and corrosion. The solid flange and double‑split barrel design improve concentricity and provide a strong, reliable clamping force on the shaft. Package dimensions are 3.3 x 3.3 x 3.1 inches and it weighs 1.95 pounds.
![[Product front view showing all components]](https://www.iinex.store/wp-content/uploads/2026/06/54d6e97453394395ab5332926c707b98.jpg)
Usage
Designed for industrial and scientific equipment, this bushing is perfect for conveyor systems, material handling machinery, and any application requiring secure attachment of rotating components. It fits standard drive shafts and is keyed to both the shaft and the driven component, delivering higher torque capacity for demanding environments.
Why Choose Us
MARTIN’s reputation for precision engineering ensures each bushing meets strict quality standards. The interchangeable design works with split taper bushings from various manufacturers, providing flexibility and reducing inventory complexity. Our rigorous testing guarantees durability and consistent performance throughout the product’s life cycle.
Key Features
- Durable ductile‑iron construction resists wear and corrosion for long‑term reliability.
- Solid flange and double‑split barrel ensure precise alignment and strong shaft clamping.
- Keyed design increases torque capacity, supporting heavy‑load applications.
- Interchangeable with other split‑taper bushings, simplifying maintenance and part sourcing.
- Comprehensive technical support and after‑sales service from MARTIN experts.
FAQ
What shaft sizes are compatible with this bushing?
The bushing is designed for standard drive shafts; refer to the product dimensions (3.3″ cube) to verify fit for your specific application.
Can this bushing be used with other manufacturers’ split‑taper components?
Yes, it is interchangeable with split‑taper bushings from various manufacturers, offering flexibility in mixed‑equipment environments.
How does ductile iron improve performance compared to gray cast iron?
Ductile iron provides higher tensile strength and better resistance to impact, wear, and corrosion, extending service life under heavy‑duty conditions.
Is the bushing keyed on both the shaft and the driven component?
Correct, the keyed design secures both the shaft and the attached pulley, sheave, or sprocket, enhancing torque transmission.
What warranty does MARTIN offer for this product?
MARTIN provides a standard limited warranty covering material defects and workmanship for one year from the date of purchase.




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