Double Row Deep Groove Ball Bearing 4304 2RS 20x52x21 mm

    Item number: 4304-2RS
Rate now
Item features:
Double row design for higher load capacity. The double row deep groove ball bearing 4304-2RS has a considerably higher load capacity than comparable single row deep groove ball bearings, but is only slightly wider. Main dimensions according to DIN 625-3.
Category: Ball Bearings
  • Delivery time: Available

Item only available on request.
Secure Shopping
Sofort Überweisung Rechnung Kreditkarte Lastschrift Nachnahme

Technical ScribbleZoomable

Technical Data

Inside Ø (mm): 20
Outside Ø (mm): 52
Width (mm): 21
Bore: cylindrical
Extended Inner Ring: no
Tolerance for inside-Ø (mm): 0/-0,01
Tolerance for outside-Ø (mm): 0/-0,013
Tolerance for width (mm): 0/-0,12
Seal: 2RS
Seal Colour: Black
Sealing material: NBR
Noise and vibration testing: Class V
Cage Material: Sheet Steel
Internal Clearance: CN (Standard)
Lifetime lubricated: yes
Magnetic: yes
Norm: DIN 625-3
Ring Material: Rolling Bearing Steel
Type of lubrication: greased
Tolerance Class: ABEC 1 / P0
max. Operating Temperature: +100°C (briefly up to +120°C)
Rolling Element Material: Rolling Bearing Steel
min. Operating Temperature: -20°C
Item weight: 0,23 kg

Features

  • double row design: significantly higher load capacity than comparable single row deep groove ball bearings; additionally, it can support tilting moments
  • narrower than two comparable single row deep groove ball bearings side by side
  • cage material: sheet steel, high load-bearing capacity and high strength; suitable for continuous high temperatures
  • medium series with compact dimensions and average weight
  • suitable for very high radial loads and light axial loads in both directions
  • suitable for high running accuracy, quiet running and high speeds
  • seal: contact lip seal on both sides made of rubber (2RS) for high sealing effect
  • If you need this bearing in RS design with only one seal and one open side, you can simply remove one of the two seals: to the instructions
  • good fixed bearing property, but can also be used as a floating bearing, each in both directions
  • manufacturers of bearings, such as FAG, KOYO, NSK, SKF, SNR, etc. assign different suffixes for their characteristics, for better orientation take note of the comparison table of bearings (see further information)

Further Information

Customer Ratings

Write the first review for this item and help others make a purchase decision!:

Average item rating

Write a review
Category: Ball Bearings
  • Delivery time: Available

Item only available on request.
Secure Shopping
Sofort Überweisung Rechnung Kreditkarte Lastschrift Nachnahme