Jodhpur, Rajasthan, India Download catalog
Western Bearing HousePrecision bearings, Jodhpur, India
Cylindrical roller bearings
Overview

Cylindrical roller bearings from Western Bearing House

Cylindrical roller bearings use rollers in line contact with the raceways, which gives very high radial load capacity and stiffness. N, NU and NJ designs allow the shaft to move axially or locate it in one direction, and NN double row bearings suit high-stiffness applications.

Series
16
Catalogued sizes
521
Bore range
10–381 mm
O.D. up to
580 mm

Typical applications

Traction motorsVibrating screensCrushing unitsRolling millsAxle boxes

Engineering features

  • N, NU and NJ single row designs
  • NN double row for high stiffness
  • Crowned rollers against edge loading
  • Heavy-duty riveted brass cages
  • Hardness, dimensional and vibration tested
  • AISI 52100 / 100Cr6 steel, 60–64 HRC

Technical specifications

Construction, standards and dimension range for cylindrical roller bearings. Dimensions are converted to millimetres for inch series.

Cylindrical roller bearingsTechnical specification
Bearing typeCylindrical roller bearings
Designs and seriesN, NU and NJ single row; NN double row; inch RXLS
Catalogued sizes521 sizes in 16 series
Bore range (d)10–381 mm
Outside diameter (D)30–580 mm
Width range (B)9–175 mm
Measurement systemMetric and inch
MaterialHigh-carbon chromium bearing steel, AISI 52100 / 100Cr6
HardnessThrough-hardened, 60–64 HRC
Precision classISO 492 / DIN 620 Normal (P0), P6 and P5
Radial clearanceC2, Normal, C3 and C4
CageHeavy-duty riveted brass
Bore typeCylindrical, or tapered (NN 3000 K)
Quality testingHardness, dimensional, runout and vibration testing of every bearing
PackingAnti-corrosive VCI export wrapping
Typical applicationsTraction motors, Vibrating screens, Crushing units, Rolling mills, Axle boxes

Series overview

Every catalog series in this family. Select a series to open its full size and interchange table below.

SeriesCylindrical roller bearings: 16 series
SeriesDescriptionSystemSizesBore (d)O.D. (D)Width (B)Catalog page
Cylindrical roller bearings
Extra light series RXLS
Inch361.5–15 in2.7–20 in0.6–2.5 in40
Cylindrical roller bearings
Light series N 200
Metric3310–220 mm30–400 mm9–65 mm41
Cylindrical roller bearings
Light series NU 200
Metric3810–320 mm30–580 mm9–92 mm42
Cylindrical roller bearings
Light series NJ 200
Metric3810–320 mm30–580 mm9–92 mm43
Cylindrical roller bearings
Light series N 300
Metric3610–280 mm35–580 mm11–108 mm44
Cylindrical roller bearings
Medium series NU 300
Metric3610–280 mm35–580 mm11–108 mm45
Cylindrical roller bearings
Medium series NJ 300
Metric3610–280 mm35–580 mm11–108 mm46
Cylindrical roller bearings
Light / heavy series N 400
Metric2417–150 mm62–380 mm17–85 mm47
Cylindrical roller bearings
Heavy series NU 400
Metric2417–150 mm62–380 mm17–85 mm48
Cylindrical roller bearings
Heavy series NJ 400
Metric2417–150 mm62–380 mm17–85 mm49
Cylindrical roller bearings
Wide light series NU 2200
Metric3615–320 mm35–580 mm14–150 mm50
Cylindrical roller bearings
Wide light series NJ 2200
Metric3615–320 mm35–580 mm14–150 mm51
Cylindrical roller bearings
Wide light series NU 2300
Metric3415–280 mm42–580 mm17–175 mm52
Cylindrical roller bearings
Wide light series NJ 2300
Metric3415–280 mm42–580 mm17–175 mm53
Double row cylindrical roller bearings
Medium series NN 3000
Metric3115–220 mm32–340 mm13–90 mm54
Cylindrical roller bearings
Extra light series NU 1000
Metric2550–260 mm80–400 mm16–65 mm55

Size and interchange tables

Bearing numbers with their equivalents and dimensions from our catalog. Select any row for its technical drawing and full cross-reference.

Series RXLSCylindrical roller bearings, extra light series RXLS. Dimensions in inches.
Bearing number and equivalentsDimensions (in)
FAGRHPRIVNBC / HoffmannBore dO.D. DWidth B
RXLS 1.1/2XLRJ 1.1/211272RXLS 1.1/21 1/22 11/169/16
RXLS 1.5/8XLRJ 1.5/8–RXLS 1.5/81 5/82 7/89/16
RXLS 1.3/4XLRJ 1.3/411273RXLS 1.3/41 3/439/16
RXLS 1.7/8XLRJ 1.7/8–RXLS 1.7/81 7/83 3/165/8
RXLS 2XLRJ 211917RXLS 223 5/165/8
RXLS 2.1/4XLRJ 2.1/417086aRXLS 2.1/42 1/43 9/165/8
RXLS 2.1/2XLRJ 2.1/212552RXLS 2.1/22 1/23 7/811/16
RXLS 2.3/4XLRJ 2.3/410387RXLS 2.3/42 3/44 1/811/16
RXLS 3XLRJ 312554RXLS 334 1/23/4
RXLS 3.1/4XLRJ 3.1/4–RXLS 3.1/43 1/44 3/43/4
RXLS 3.1/2XLRJ 3.1/215515aRXLS 3.1/23 1/253/4
RXLS 3.3/4XLRJ 3.3/410388RXLS 3.3/43 3/45 1/43/4
RXLS 4EXLRJ 4E16558aRXLS 445 5/87/8
RXLS 4.1/4EXLRJ 4.1/4E–RXLS 4.1/44 1/467/8
RXLS 4.1/2EXLRJ 4.1/2E–RXLS 4.1/24 1/26 1/47/8
RXLS 4.3/4EXLRJ 4.3/4E–RXLS 4.3/44 3/46 1/27/8
RXLS 5EXLRJ 5E–RXLS 5571
RXLS 5.1/4EXLRJ 5.1/4E11766RXLS 5.1/45 1/47 1/41
RXLS 5.1/2EXLRJ 5.1/2E10939RXLS 5.1/25 1/27 1/21
RXLS 5.3/4EXLRJ 5.3/4E–RXLS 5.3/45 3/47 3/41
RXLS 6EXLRJ 6E–RXLS 6681
RXLS 6.1/2EXLRJ 6.1/2E–RXLS 6.1/26 1/28 3/41 1/8
RXLS 7EXLRJ 7E–RXLS 779 1/21 1/4
RXLS 7.1/2EXLRJ 7.1/2E–RXLS 7.1/27 1/2101 1/4
RXLS 8EXLRJ 8E–RXLS 8810 3/41 3/8
RXLS 8.1/2EXLRJ 8.1/2E–RXLS 8.1/28 1/211 1/21 1/2
RXLS 9EXLRJ 9E–RXLS 99121 1/2
RXLS 9.1/2EXLRJ 9.1/2E–RXLS 9.1/29 1/212 3/41 5/8
RXLS 10EXLRJ 10E–RXLS 101013 1/41 5/8
RXLS 10.1/2EXLRJ 10.1/2E–RXLS 10.1/210 1/214 1/41 3/4
RXLS 11EXLRJ 11E–RXLS 111114 1/21 3/4
RXLS 11.1/2EXLRJ 11.1/2E–RXLS 11.1/211 1/215 1/41 7/8
RXLS 12EXLRJ 12E10680RXLS 1212162
RXLS 13EXLRJ 13E–RXLS 131317 1/22 1/4
RXLS 14EXLRJ 14E–RXLS 141418 1/22 1/4
RXLS 15EXLRJ 15E–RXLS 1515202 1/2

Source: Western Bearing House product guide, page 40. Inch sizes are written as a whole number and fraction, for example 1 1/2.

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