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NTN Radial Ball Bearing: 6218, Open, 90 mm Bore, 160 mm OD, 30 mm Wd - Ceramic Insulated Radial Ball Bearings
NTNCeramic Insulated Radial Ball Bearings

NTN Radial Ball Bearing: 6218, Open, 90 mm Bore, 160 mm OD, 30 mm Wd

The NTN Radial Ball Bearing: 6218 is a ceramic insulated radial ball bearing with a metric system of measurement. It features an open design, a 90 mm bore, a 160 mm outer diameter, and a 30 mm width, constructed with…

SKU 3G-OTH-100826

Also listed as: 7MC36218C3 · 7MC3 6218C3

Brand
NTN
Item
Radial Ball Bearing: 6218, Open, 90 mm Bore, 160 mm OD, 30 mm Wd
Category
Ceramic Insulated Radial Ball Bearings
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

NTN
Manufacturer Part Number
7MC3-6218C3
Type
Open, Alloy Steel Ring
Bore
90 mm
OD
160 mm
Wd
30 mm
System of Measurement
Metric
Bearing Industry Number
6218

Technical Documents

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NTN Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The NTN Radial Ball Bearing: 6218 is a ceramic insulated radial ball bearing with a metric system of measurement. It features an open design, a 90 mm bore, a 160 mm outer diameter, and a 30 mm width, constructed with an alloy steel ring. The bearing is identified by the industry number 6218 and manufacturer part number 7MC3-6218C3.

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 6218 ceramic insulated radial ball bearing used for?

The NTN 6218 ceramic insulated radial ball bearing is used in electric motors and generators to prevent electrical pitting caused by stray currents. Its ceramic coating on the outer diameter insulates the bearing, extending service life in industrial machinery, pumps, and compressors where shaft voltages occur.

What are the specifications of the NTN 6218 bearing?

The NTN 6218 is a metric ceramic insulated radial ball bearing with a 90 mm bore, 160 mm outer diameter, and 30 mm width. It has an open design with an alloy steel ring. The bearing industry number is 6218, and the manufacturer part number is 7MC3-6218C3.

Where to buy the NTN 6218 bearing worldwide?

You can source the NTN 6218 bearing through 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 supply genuine NTN bearings to industrial buyers internationally.

How to select the correct NTN 6218 bearing for an application?

To select the correct NTN 6218 bearing, verify the shaft diameter matches the 90 mm bore and housing fits the 160 mm OD. Confirm the 30 mm width and open design suit your mounting. For electric motor applications, the ceramic insulation prevents fluting damage. Always check load ratings and speed limits from NTN specifications.

Used in

Common applications for NTN
Automotive driveline — NTN tapered roller bearing assemblies (e.g., 4T-30303) for differential and wheel hub applications
Conveyor systems — NTN 4-bolt flange bearings (e.g., UCF211-200D1) for idler rollers and take-up units
Machine tool spindles — NTN duplex angular contact bearings (e.g., ML7006CVDUJ74S) for high-speed precision rotation
Industrial fans — NTN high-temperature radial ball bearings (e.g., 6004FT150) for oven and dryer exhaust systems
Pump drives — NTN radial ball bearings (e.g., 6008LLBC3/L627) for electric motor and pump shaft support
Agricultural equipment — NTN tapered roller bearing cones (e.g., LM29748L) for gearbox and PTO shaft assemblies

NTN Products

3G Electric supplies NTN ceramic insulated radial ball bearings. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Cross-referenced by specification & description
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