NSK R380-4DF+KRCA490U303-Online Bearing Service - Stock, Size, Weight• Bearingmodel.com

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Bearing Parameters

Availability	IN STOCK
Brand	NSK
Model	R380-4DF+KRCA490U303	Tapered Roller Bearing Single Row (paired metric)
Also known as
Inner (d) MM	-
Outer (D) MM	-
Width (B) MM	-
Weight (kg)	52.70
Technical details (2RS)	U303=The Code U303 In The Article Number Of An NSK Bearing Shows That It Was Specially Developed And Produced For Use In Wind Power Technology. These Wind Turbine Bearings Are Made From Premium, High-Purity Bearing Steels And Special Steels Used Excl
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Manufacturer Part Number (MPN)	R380-4DF+KRCA490U303
Bore
Seal
Cage Type
External Modification
Radial Internal Play
Precision
Heat Stabilization
Special Treatment

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Name : Marco Bianchi
From : Italia

Time : 2026/6/15 Review:★★★★★

This is the only supplier who could provide me with ultra-precision SKF bearings. The goods arrived safely and were well protected. Everything was complete — no missing items and no mixed models. Our customers here are very strict about genuine SKF products, so product authenticity and quality are always our top concerns. I’m satisfied with the service and the bearings received.

---- Marco Bianchi

Name : Peter D.C
From : UK

Time : 2026/6/13 Review:★★★★★

Running a bearing distribution business for more than 10 years. Purchased INA bearings in different models for our industrial customers. The important thing for us is not only price, but stable supply and original condition. Good source for repeat orders.

---- Peter D.C

Name : Ivan Petrov
From : Bulgaria

Time : 2026/6/12 Review:★★★★★

SKF bearings arrived with original labels and matching models.Good supplier for long-term business.

---- Ivan Petrov

Name : Mohammed Al-Farsi
From : Oman

Time : 2026/6/10 Review:★★★★★

Bought FAG bearings for industrial equipment.The order was not very big, but service was excellent.Items received with proper protection and anti-rust paper.

---- Mohammed Al-Farsi

Name : Robert Wilson
From : US

Time : 2026/6/7 Review:★★★★★

Good experience.Supplier helped confirm stock before payment and avoided wrong items.Packaging was professional, labels and batch information were clear.

---- Robert Wilson

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NSK R380-4DF+KRCA490U303

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