NTN Tapered Roller Bearing Cup: 2 43/64 in Bore, 3 in OD, 0.75 in Cup Wd, 0.75 in Overall Wd
The NTN Tapered Roller Bearing Cup (SKU 55PX34) is an inch-system cup component with a 2 43/64 in bore, 3 in OD, and 0.75 in cup width. Made from alloy steel, this cup is designed for use with the compatible cone…
SKU 3G-OTH-111816
Need installation or engineering help?
Ask a question
Product Description
The NTN Tapered Roller Bearing Cup (SKU 55PX34) is an inch-system cup component with a 2 43/64 in bore, 3 in OD, and 0.75 in cup width. Made from alloy steel, this cup is designed for use with the compatible cone (manufacturer part number 2796) and carries the manufacturer part number 2729.
Frequently Asked Questions
What is the NTN 2729 tapered roller bearing cup used for?
The NTN 2729 tapered roller bearing cup is used as the outer race component in inch-system tapered roller bearing assemblies. It supports radial and axial loads in industrial equipment such as gearboxes, conveyor systems, and automotive drivetrains. This cup pairs with the compatible cone (part number 2796) to form a complete bearing set.
What are the specifications of the NTN 2729 tapered roller bearing cup?
The NTN 2729 tapered roller bearing cup has a 2 43/64 in bore, 3 in OD, and 0.75 in cup width. It is made from alloy steel, uses inch-system measurement, and has an overall width of 0.75 in. The compatible cone manufacturer part number is 2796. This cup is manufactured by NTN.
Where to buy the NTN 2729 tapered roller bearing cup worldwide?
You can source the NTN 2729 tapered roller bearing cup from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time; we provide competitive pricing and reliable sourcing for this NTN bearing component.
How to select the correct NTN tapered roller bearing cup for an application?
To select the correct NTN tapered roller bearing cup, match the cup bore and OD to your housing dimensions and shaft size. Ensure the cup width and overall width align with the bearing assembly space. Verify compatibility with the cone part number (e.g., 2796 for the 2729 cup). Consult NTN's catalog for load ratings and application guidelines.
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.










