Consolidated Bearings

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7311 BG

ANGULAR CONTACT BALL BEARINGS - FLUSH GROUND 40° CONTACT ANGLE
Dimensions (metric)d55
D120
B29
Approx. Wgt. lbs3.2
InterchangeFafnir7311WN SU
FAG7311 B.U (A/O)
MRC7311 PJDU
New DepartureU-30311
R&MMJT 55
SKF7311 BEAG (Y/P)
Steyr7311 BEAG (Y/P)
Torrington-
7311 BG diagram one
  1. Contact angle varies between domestic manufacturers within a manufacturer's range; such as Fafnir - 20° up to and including 17mm bore, MRC - 30°, New Departure - 35° for the entire range.
  2. Sizes 7300 BG thru 7315 BG may be equipped with steel retainers or with cages made from glass fiber reinforced polyamide 66 material.
  3. Suffix "G" indicates that the bearings are universally flush ground suitable for Back-to-Back, Face-to-Face, or Tandem mounting.
  4. Suffix "M" indicates machined bronze cage.