Deep Groove 6304 Ball Bearings 20mm X 52mm X 15mm

6304 Ball Bearings

Model Numbers: 6304, B6304Z, 6304Z, B6304ZZ, 6304ZZ, B6304DDU, 6304DDU, 6304LLU, 6304-2NSE, 6304H2RS

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

Bearing Sizing: ID 20mm X OD 52mm X W 15mm, 20 mm Ball Bearing

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

For more 6304 ball bearings and seal options — we have hundreds visit MISUMI.



Select Part Numbers to Buy 6304 Ball Bearings


Bearing Seals MISUMI NSK NTN Nachi-Fujikoshi EZO (SPB-USA)
Open Type 6304 6304 6304
Single Shielded B6304Z 6304Z 6304Z
Double Shielded B6304ZZ 6304ZZ 6304ZZ
Rubber Sealed B6304DDU 6304DDU 6304LLU 6304-2NSE 6304H2RS


Please select between the four options above:

Open Type:
Ball Bearings Open
6304 Ball Bearing
Single Shielded:
Ball Bearings Single Shielded
B6304Z Ball Bearing
6304Z Ball Bearing
Double Shielded:
Ball Bearings Double Shielded
B6304ZZ Ball Bearing
6304ZZ Ball Bearing
Rubber Sealed:
Ball Bearings Rubber Sealed
B6304DDU Ball Bearing
6304DDU Ball Bearing
6304LLU Ball Bearing
6304-2NSE Ball Bearing
6304H2RS Ball Bearing


Deep Groove Ball Bearings 6304 – 20X52X15mm Description

The 6304 is a 20 mm Ball Bearing that can be used in many rotary and factory automation applications. The 6304 Deep Groove Ball Bearings is an open style bearing. The 6304Z ball bearing is a single row raceway and single shielded. The 6304ZZ ball bearing has a single row raceway and it is shielded on each side. The B6304DDU, 6304DDU, 6304LLU, 6304-2NSE, 6304H2RS ball bearing are shielded by two rubber seals on each side. The 6304 20 mm Ball Bearing Inner Dimension 20mm X Outer Dimension 52mm X Width 15mm is an open style ball bearing designed for high rotational speeds and high dynamic loads.


6304 Ball Bearings 20X52X15mm Specifications & Dimensions


Universal 6304
Type Ball
Inner/Outer Ring Material Steel
Precision Grade 0
Inner Dimension d(Ø) 20
Outer Dimension D(Ø) 52
Width B (or T)(mm) 15
Retainer Type Punching
Load Direction Radial
Specifications/Environment Standard
Number of Raceway Ring Rows Single Track
Size Standards Metric Series
6304 Ball Bearings Dimensions


Deep Groove Ball Bearings 6304 – Technical Specifications/Dimensions


Open Ball Bearings


NSK 6304 OPEN PDF Link
NTN 6304 OPEN PDF Link
Nachi-Fujikoshi 6304 OPEN PDF Link

Single Shielded Ball Bearings


MISUMI B6304Z Single Shielded PDF Link
NSK 6304Z Single Shielded PDF Link
NTN 6304Z Single Shielded PDF Link


Double Shielded Ball Bearings


MISUMI B6304ZZ Double Shielded PDF Link
NSK 6304ZZ Double Shielded PDF Link
NTN 6304ZZ Double Shielded PDF Link

Rubber Sealed Ball Bearings


MISUMI B6304DDU Rubber Sealed PDF Link
NSK 6304DDU Rubber Sealed PDF Link
NTN 6304LLU Rubber Sealed PDF Link
Nachi-Fujikoshi 6304-2NSE Rubber Sealed PDF Link
EZO 6304H2RS Rubber Sealed PDF Link


Other Ball Bearing Series



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