Deep Groove 6311 Ball Bearings 55mm X 120mm X 29mm

6311 Ball Bearings

Model Numbers: 6311, 6311Z, 6311ZZ, 6311DDU, 6311LLU, 6311-2NSE

Brands Carried: NSK, NTN, Nachi-Fujikoshi

Bearing Sizing: ID 55mm X OD 120mm X W 29mm, 55 mm Ball Bearing

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

For more 6311 ball bearings and seal options — we have hundreds visit MISUMI.



Select Part Numbers to Buy 6311 Ball Bearings


Bearing Seals NSK NTN Nachi-Fujikoshi
Open Type 6311 6311 6311
Single Shielded 6311Z 6311Z
Double Shielded 6311ZZ 6311ZZ
Rubber Sealed 6311DDU 6311LLU 6311-2NSE


Please select between the four options above:

Open Type:
Ball Bearings Open
6311 Ball Bearing
Single Shielded:
Ball Bearings Single Shielded
6311Z Ball Bearing
Double Shielded:
Ball Bearings Double Shielded
6311ZZ Ball Bearing
Rubber Sealed:
Ball Bearings Rubber Sealed
6311DDU Ball Bearing
6311LLU Ball Bearing
6311-2NSE Ball Bearing


Deep Groove Ball Bearings 6311 – 55X120X29mm Description

The 6311 is a 55 mm Ball Bearing that can be used in many rotary and factory automation applications. The 6311 Deep Groove Ball Bearings is an open style bearing. The 6311Z ball bearing is a single row raceway and single shielded. The 6311ZZ ball bearing has a single row raceway and it is shielded on each side. The 6311DDU, 6311LLU, 6311-2NSE ball bearing are shielded by two rubber seals on each side. The 6311 55 mm Ball Bearing Inner Dimension 55mm X Outer Dimension 120mm X Width 29mm is an open style ball bearing designed for high rotational speeds and high dynamic loads.


6311 Ball Bearings 55X120X29mm Specifications & Dimensions


Universal 6311
Type Ball
Inner/Outer Ring Material Steel
Precision Grade 0
Inner Dimension d(Ø) 55
Outer Dimension D(Ø) 120
Width B (or T)(mm) 29
Retainer Type Punching
Load Direction Radial
Specifications/Environment Standard
Number of Raceway Ring Rows Single Track
Size Standards Metric Series
6311 Ball Bearings Dimensions


Deep Groove Ball Bearings 6311 – Technical Specifications/Dimensions


Open Ball Bearings


NSK 6311 OPEN PDF Link
NTN 6311 OPEN PDF Link
Nachi-Fujikoshi 6311 OPEN PDF Link

Single Shielded Ball Bearings


NSK 6311Z Single Shielded PDF Link
NTN 6311Z Single Shielded PDF Link


Double Shielded Ball Bearings


NSK 6311ZZ Double Shielded PDF Link
NTN 6311ZZ Double Shielded PDF Link

Rubber Sealed Ball Bearings


NSK 6311DDU Rubber Sealed PDF Link
NTN 6311LLU Rubber Sealed PDF Link
Nachi-Fujikoshi 6311-2NSE Rubber Sealed PDF Link


Other Ball Bearing Series



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