NSK 21309CD E4 S11-Online Bearing Service - Stock, Size, Weight• Bearingmodel.com

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Bearing Parameters

Availability	IN STOCK
Brand	NSK
Model	21309CD E4 S11	Spherical Roller Bearings
Also known as
Inner (d) MM	45
Outer (D) MM	100
Width (B) MM	25
Weight (kg)	0.9980
Technical details (2RS)
Inner (d) Inch
Outer (D) Inch
Width (B) Inch
Description from Medias
Manufacturer Part Number (MPN)	21309CD E4 S11
Bore	C - Cylindrical Bore
Seal	No Seal
Cage Type	S - Steel or Standard Cage
External Modification
Radial Internal Play	Cn Normal Internal
Precision	Standard Precision
Heat Stabilization
Special Treatment	S1 - Temperatures up to 200°C

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Name : Rebecca
From : Australia

Time : 2025/6/11 Review:★★★★★

IKo bearings are our top pick for food processing machinery. Easy to clean, well-sealed, and built to last. Great product line!

---- Rebecca

Name : Muhammad
From : Egypt

Time : 2025/6/07 Review:★★★★★

KOYO bearing quality is just as good as more expensive European brands. We’ve had zero complaints from our industrial clients.

---- Muhammad

Name : Rajeev
From : India

Time : 2025/6/06 Review:★★★★★

We switched from local suppliers to Timken and have seen noticeable improvements in lifespan and performance. Great brand, no regrets.

---- Rajeev

Name : Erik
From : Denmark

Time : 2025/6/02 Review:★★★★★

Installed NSK bearings in a wind turbine project and the performance is outstanding. Handles high loads without heating.

---- Erik

Name : Sofia
From : Spain

Time : 2025/6/01 Review:★★★★★

We ordered KAYDON bearings for a precision instrument. Their tolerance and finish were flawless. Truly professional-grade parts.

---- Sofia

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NSK 21309CD E4 S11

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