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Condition:
Factory New
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Learn more:
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MFR:
RPI
Ships from Manufacturer
- MPN: STB031
- Phone: (800) 221-9723
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Frequently asked questions
Is this bearing built for long-lasting performance?
Yes, this component is constructed from durable Stainless Steel. This material is specifically chosen for its longevity and its superior resistance to wear, making it an excellent choice for maintaining high-precision medical equipment.
Is this part compatible with my Stryker 940 cutter?
Yes, the RPI STB031 is precision-engineered as a direct replacement part for the Stryker 940 Cast Cutter, specifically functioning as the front bearing.
Does it come pre-lubricated for immediate installation?
Yes, to ensure smooth operation right out of the box, this bearing is factory greased. You do not need to apply additional lubricant before installation.
Does the design help protect against contamination?
Absolutely. The bearing features double shielding, which is essential for protecting the internal components from debris and ensuring the bearing maintains its integrity during operation.
Is this a genuine factory-new component?
Yes, this is supplied as Factory New. This ensures you are receiving a component in optimal condition, which is critical for the reliable service life of your medical equipment.
What are the exact dimensions of this bearing?
This bearing is manufactured to precise industry specifications to ensure a perfect fit:
- Inner Diameter (ID): 0.2500”
- Outer Diameter (OD): 0.6250”
- Width: 0.1960”
Is this the same as the R4 industry part?
Yes, the RPI Part #STB031 is designated as Industry Part #R4. It is a direct match for this industry specification.
Why is this specific front bearing critical for my device?
As a key internal component of the Stryker 940, this front bearing is essential for maintaining the operational functionality and lifespan of the cutter. Replacing a worn bearing with a high-quality stainless steel unit helps prevent mechanical failure and ensures precise cutting performance.
Are there multiple sizes available for this model?
No, this component has a fixed, precise configuration designed specifically for the Stryker 940 Cast Cutter. The dimensions provided (0.2500” ID x 0.6250” OD x 0.1960” Wide) are the standard and only size for this specific part number.
Is this part designed for professional medical environments?
Yes, this RPI part is designed specifically for high-precision medical device repair and maintenance environments, meeting the rigorous standards required for surgical and clinical equipment upkeep.

RPI STB031 Industry Part #R4