NTN Tapered Roller Bearing Assembly: 3780/3720, 2 in Bore, 3 21/32 in OD
The NTN Tapered Roller Bearing Assembly, model 3780/3720, is an inch-system bearing with a 2 in bore, 3 21/32 in OD, and 1.193 in cone width. It features a pressed steel cage and carbon steel rings, as specified by…
SKU 3G-OTH-110003
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Product Description
The NTN Tapered Roller Bearing Assembly, model 3780/3720, is an inch-system bearing with a 2 in bore, 3 21/32 in OD, and 1.193 in cone width. It features a pressed steel cage and carbon steel rings, as specified by the manufacturer.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the NTN 3780/3720 tapered roller bearing used for?
The NTN 3780/3720 tapered roller bearing assembly is used in industrial applications requiring high radial and axial load capacity, such as gearboxes, conveyors, and heavy machinery. Its inch-system dimensions (2 in bore, 3 21/32 in OD) suit North American equipment. 3G Electric supplies this bearing worldwide.
What are the specifications of the NTN 3780/3720 bearing?
The NTN 3780/3720 is an inch-system tapered roller bearing assembly with a 2 in bore, 3 21/32 in OD, and 1.193 in cone width. It features carbon steel rings and a pressed steel cage. The manufacturer part number and bearing industry number are both 3780/3720.
Where to buy the NTN 3780/3720 bearing worldwide?
You can source the NTN 3780/3720 tapered roller bearing assembly 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 on this NTN bearing.
How to select the correct NTN tapered roller bearing assembly?
To select the correct NTN tapered roller bearing, verify the inch-system dimensions: bore (2 in), OD (3 21/32 in), and cone width (1.193 in). Confirm the cage material (pressed steel) and ring material (carbon steel). Match the bearing industry number 3780/3720 to your application's load and speed requirements.
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Common applications for NTNNTN Products
3G Electric supplies NTN tapered roller bearing assemblies. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.










