Miniature Deep Groove Ball Bearing 684 C3 open 4x9x4 mm

    SKU: 684-C3-OIL
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For use in special conditions. The miniature ball bearing 684-C3 is small and suitable for installation with limited space and on thin shafts. It can withstand very high speeds. Main dimensions according to DIN 625-1.
Category: Ball Bearings
  • Delivery time: Available

From Unit price / pcs
4 1,49 €*
10 1,39 €*
50 1,33 €*
200 1,25 €*
1000 1,20 €*
1,86 €
incl. 19% VAT , plus shipping charge
pcs
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Technical ScribbleZoomable

Technical Data

Inside Ø (mm): 4
Outside Ø (mm): 9
Width (mm): 4
Tolerance for inside-Ø (mm): 0/-0,008
Tolerance for outside-Ø (mm): 0/-0,008
Tolerance for width (mm): 0/-0,12
Seal: open
Internal Clearance: C3 (increased clearance)
Flange: no
Ring Material: Rolling Bearing Steel
Slot & Snap Ring: no
Rolling Element Material: Rolling Bearing Steel
Cage Material: Sheet Steel
Full Complement Ball Set: no
Rows of Rolling Elements: single row
Tolerance Class: ABEC 1 / P0
Type of lubrication: greased
Magnetic: yes
Lifetime lubricated: yes
Item weight: 0,9 g

Features

  • miniature ball bearing with smallest dimensions
  • suitable for high radial loads and light axial loads in both directions
  • suitable for high running accuracy and very high speeds
  • seal: open (without seal); for higher speeds than with sealed ball bearings and easy relubrication
  • with increased radial internal clearance (C3): for high temperature gradient between the bearing rings or for fastening with press fit
  • 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

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Category: Ball Bearings
  • Delivery time: Available

From Unit price / pcs
4 1,49 €*
10 1,39 €*
50 1,33 €*
200 1,25 €*
1000 1,20 €*
1,86 €
incl. 19% VAT , plus shipping charge
pcs
Secure Shopping
Sofort Überweisung Rechnung Kreditkarte Lastschrift Nachnahme