Bearing types

The different bearing types covered in this catalogue are described below.

Radial bearings

Deep groove ball bearings
single row, with or without filling slot
  • open basic design (fig 1)
  • with shields
  • with contact seals (fig 2)
  • with a snap ring groove, with or without a snap ring

single row with a fixed section
  • open basic design (fig 3)
  • with contact seals

double row (fig 4)
Y-bearings
with grub screws
  • inner ring extended on one side (fig 5)
  • inner ring extended on both sides (fig 6)

with an eccentric locking collar
  • inner ring extended on one side (fig 7)
  • inner ring extended on both sides (fig 8)

with a tapered bore (fig 9)
  • inner ring extended on both sides for adapter sleeve mounting

with a standard inner ring (fig 10)
  • for locating by interference fit on the shaft

with a hexagonal or square bore (fig 11)
Angular contact ball bearings
single row
  • single bearings (fig 12)
  • single bearings for universal matching

single row high- and super-precision
  • single bearings (fig 13)
  • single bearings for universal matching
  • single, universally matchable bearings
  • matched bearing sets

double row
  • with a one-piece inner ring
    • open basic design (fig 14)
    • with shields
    • with contact seals
  • with a two-piece inner ring

Four-point contact ball bearings (fig 15)
Self-aligning ball bearings
with a cylindrical or tapered bore
with an extended inner ring (fig 18)
Cylindrical roller bearings
single row
  • NU, N, NJ, NUP designs (fig 19)

angle ring
  • for NU and NJ design bearings

double row
  • with a cylindrical or tapered bore

four-row
  • with a cylindrical (fig 22) or tapered bore
    • open design
    • with contact seals
Full complement cylindrical roller bearings
single row
  • NCF design (fig 23)
  • NJG design

double row
  • with integral flanges on the inner ring (fig 24)
  • with integral flanges on the inner and outer rings
  • with contact seals (fig 25)
Needle roller bearings
Needle roller and cage assemblies
Drawn cup needle roller bearings, open ends
  • single and double row

Drawn cup needle roller bearings, closed end
  • single and double row

Needle roller bearings with flanges
  • single and double row
    • without an inner ring (fig 32)
    • with an inner ring (fig 33)
      • open basic design
      • with contact seals

Needle roller bearings without flanges
  • single and double row
    • with an inner ring (fig 34)
    • without an inner ring (fig 35)
Alignment needle roller bearings
  • without an inner ring
  • with an inner ring (fig 36)

Combined needle roller bearings
  • Needle roller/angular contact ball bearings
  • Needle roller/thrust ball bearings
    • with a full complement thrust ball bearing (fig 39)
    • with a cage-guided ball set (fig 40)
    • with or without a cover
  • Needle roller/cylindrical roller thrust bearing
Tapered roller bearings
single row (fig 43)
  • single bearing
  • matched bearing sets
    • face-to-face
    • back-to-back
    • tandem

double row
  • TDO configuration (back-to-back) (fig 44)
  • TDI configuration (face-to-face) (fig 45)

four-row
  • TQO configuration (fig 46)
  • TQI configuration
Spherical roller bearings
with a cylindrical or tapered bore
CARB® toroidal bearings
with a cylindrical or tapered bore
  • open basic designs
    • with a cage-guided roller set (fig 49)
    • with a full complement roller set

Bearing types

Thrust ball bearings
single direction
  • with a flat housing washer (fig 51)
  • with a sphered housing washer
    • with (fig 52) or without a seat washer

double direction
  • with flat housing washers (fig 53)
  • with sphered housing washers
    • with (fig 54) or without seat washers
Angular contact thrust ball bearings
single direction (fig 55)

double direction (fig 56)

high-precision bearings
  • single direction
    • basic design for single mounting (fig 57)
    • design for universal matching
    • matched bearing sets (fig 58)
  • double direction
Cylindrical roller thrust bearings
single direction
  • single row (fig 61)
  • double row

components
  • cylindrical roller and cage thrust assemblies
  • shaft and housing washers
Needle roller thrust bearings
single direction
  • needle roller and cage thrust assemblies (fig 62)
  • raceway washers
  • thrust washers
Tapered roller thrust bearings
single direction
  • with or without (fig 63) a cover
  • screw down bearings (fig 64)

double direction (fig 65)

Track runner bearings

Cam rollers
narrow design, single row ball bearing cam roller (fig 67)

wide design, double row ball bearing cam roller (fig 68)
Support rollers
without an axial guidance
  • with or without contact seals
    • without an inner ring
    • with an inner ring (fig 69)

with an axial guidance by thrust washers
  • with or without contact seals
    • with a cage-guided needle roller set (fig 70)
    • with a full complement needle roller set

with an axial guidance by cylindrical rollers
  • with labyrinth seals (fig 71)
  • with contact seals (fig 72)
  • with lamellar seals
Cam followers
with an axial guidance by thrust plate
  • with or without contact seals
    • with a concentric seat (fig 73)
    • with an eccentric seat collar
    • with a cage-guided needle roller set (fig 74)
    • with a full complement needle roller set

with an axial guidance by cylindrical rollers
  • with labyrinth seals (fig 75)
  • with contact seals
  • with concentric seat (fig 76)
  • with eccentric seat collar