NTN Tapered Roller Bearing Cup
This NTN Tapered Roller Bearing Cup (SKU 78551, MPN 78551) has a 4 19/32 in bore, 5 1/2 in OD, and 0.926 in cup width. It is made of alloy steel, uses inch measurements, and is compatible with cone MPN 78225.
SKU 3G-OTH-108825
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
This NTN Tapered Roller Bearing Cup (SKU 78551, MPN 78551) has a 4 19/32 in bore, 5 1/2 in OD, and 0.926 in cup width. It is made of alloy steel, uses inch measurements, and is compatible with cone MPN 78225.
Frequently Asked Questions
What is an NTN tapered roller bearing cup used for?
An NTN tapered roller bearing cup is the outer ring component of a tapered roller bearing assembly. It supports radial and axial loads in industrial machinery, automotive drivetrains, gearboxes, and heavy equipment. This cup (MPN 78551) pairs with cone MPN 78225 to handle combined loads in rotating applications.
What are the specifications of the NTN 78551 tapered roller bearing cup?
The NTN 78551 tapered roller bearing cup has a 4 19/32 in bore, 5 1/2 in OD, and 0.926 in cup width. It is made of alloy steel, uses inch system of measurement, and is compatible with cone MPN 78225. This cup is designed for use with NTN bearings and similar assemblies.
Where to buy NTN tapered roller bearing cups worldwide?
3G Electric supplies NTN tapered roller bearing cups worldwide. We handle full logistics, customs clearance, and delivery to global destinations. Contact us for availability and lead time on the NTN 78551 cup. As a sourcing partner, we provide genuine NTN components for industrial applications.
How to select the correct NTN tapered roller bearing cup for an assembly?
Select the NTN cup by matching its bore, OD, and width to the housing and shaft dimensions. Ensure the cup is compatible with the cone part number (e.g., MPN 78225 for this cup). Verify the system of measurement (inch) and ring material (alloy steel) meet your load and environmental requirements.
Used in
Common applications for NTNNTN Products
3G Electric supplies NTN tapered roller bearing cups. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
