Deep Groove 6903 Ball Bearings 17mm X 30mm X 7mm

6903 Ball Bearings

Model Numbers: B6903, 6903, 6903Z, B6903ZZ, 6903ZZ, B6903DDU, 6903DDU, 6903LLU, 6903-2NSE, 6903H2RS

Brands Carried: MISUMI, NSK, NTN, Nachi-Fujikoshi, EZO

Bearing Sizing: ID 17mm X OD 30mm X W 7mm, 17 mm Ball Bearing

Bearing Seals: Open, Single Shielded, Double Shielded, Rubber Sealed

For more 6903 ball bearings and seal options — we have hundreds visit MISUMI.



Select Part Numbers to Buy 6903 Ball Bearings


Bearing Seals MISUMI NSK NTN Nachi-Fujikoshi EZO (SPB-USA)
Open Type B6903 6903 6903 6903
Single Shielded 6903Z 6903Z
Double Shielded B6903ZZ 6903ZZ 6903ZZ 6903ZZ
Rubber Sealed B6903DDU 6903DDU 6903LLU 6903-2NSE 6903H2RS


Please select between the four options above:

Open Type:
Ball Bearings Open
B6903 Ball Bearing
6903 Ball Bearing
Single Shielded:
Ball Bearings Single Shielded
6903Z Ball Bearing
Double Shielded:
Ball Bearings Double Shielded
B6903ZZ Ball Bearing
6903ZZ Ball Bearing
Rubber Sealed:
Ball Bearings Rubber Sealed
B6903DDU Ball Bearing
6903DDU Ball Bearing
6903LLU Ball Bearing
6903-2NSE Ball Bearing
6903H2RS Ball Bearing


Deep Groove Ball Bearings 6903 – 17X30X7mm Description

The 6903 is a 17 mm Ball Bearing that can be used in many rotary and factory automation applications. The 6903 Deep Groove Ball Bearings is an open style bearing. The 6903Z ball bearing is a single row raceway and single shielded. The 6903ZZ ball bearing has a single row raceway and it is shielded on each side. The B6903DDU, 6903DDU, 6903LLU, 6903-2NSE, 6903H2RS ball bearing are shielded by two rubber seals on each side. The 6903 17 mm Ball Bearing Inner Dimension 17mm X Outer Dimension 30mm X Width 7mm is an open style ball bearing designed for high rotational speeds and high dynamic loads.


6903 Ball Bearings 17X30X7mm Specifications & Dimensions


Universal 6903
Type Ball
Inner/Outer Ring Material Steel
Precision Grade 0
Inner Dimension d(Ø) 17
Outer Dimension D(Ø) 30
Width B (or T)(mm) 7
Retainer Type Punching
Load Direction Radial
Specifications/Environment Standard
Number of Raceway Ring Rows Single Track
Size Standards Metric Series
6903 Ball Bearings Dimensions


Deep Groove Ball Bearings 6903 – Technical Specifications/Dimensions


Open Ball Bearings


NSK 6903 OPEN PDF Link
NTN 6903 OPEN PDF Link
Nachi-Fujikoshi 6903 OPEN PDF Link

Single Shielded Ball Bearings


NSK 6903Z Single Shielded PDF Link
NTN 6903Z Single Shielded PDF Link


Double Shielded Ball Bearings


MISUMI B6903ZZ Double Shielded PDF Link
NSK 6903ZZ Double Shielded PDF Link
NTN 6903ZZ Double Shielded PDF Link
EZO 6903ZZ Double Shielded PDF Link

Rubber Sealed Ball Bearings


MISUMI B6903DDU Rubber Sealed PDF Link
NSK 6903DDU Rubber Sealed PDF Link
NTN 6903LLU Rubber Sealed PDF Link
Nachi-Fujikoshi 6903-2NSE Rubber Sealed PDF Link
EZO 6903H2RS Rubber Sealed PDF Link


Other Ball Bearing Series



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