Jodhpur, Rajasthan, India Download catalog
Western Bearing HousePrecision bearings, Jodhpur, India
Deep groove ball bearings
Overview

Deep groove ball bearings from Western Bearing House

Deep groove ball bearings are the most widely used bearing type. Their deep, uninterrupted raceways carry radial loads and moderate axial loads in both directions, at high speeds and with low noise. The range covers miniature, extra light, light, medium and heavy metric series, inch series EE, RLS, RMS and XLS, and magneto bearings.

Series
14
Catalogued sizes
427
Bore range
3–460 mm
O.D. up to
680 mm

Typical applications

Electric motorsPower toolsIndustrial fansConveyorsAutomotive alternators

Engineering features

  • ISO 492 Normal and P6 precision
  • C2, Normal, C3 and C4 clearances
  • Pressed steel or brass cages
  • Metric, inch and magneto series
  • Hardness, dimensional and vibration tested
  • AISI 52100 / 100Cr6 steel, 60–64 HRC

Technical specifications

Construction, standards and dimension range for deep groove ball bearings. Dimensions are converted to millimetres for inch series.

Deep groove ball bearingsTechnical specification
Bearing typeDeep groove ball bearings
Designs and seriesSingle row radial, extra light to heavy series, magneto type
Catalogued sizes427 sizes in 14 series
Bore range (d)3–460 mm
Outside diameter (D)6.4–680 mm
Width range (B)3–95.3 mm
Measurement systemMetric and inch
MaterialHigh-carbon chromium bearing steel, AISI 52100 / 100Cr6
HardnessThrough-hardened, 60–64 HRC
Precision classISO 492 Normal (P0) and P6
Radial clearanceC2, Normal, C3 and C4
CagePressed steel or brass
Bore typeCylindrical
Quality testingHardness, dimensional, runout and vibration testing of every bearing
PackingAnti-corrosive VCI export wrapping
Typical applicationsElectric motors, Power tools, Industrial fans, Conveyors, Automotive alternators

Series overview

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

SeriesDeep groove ball bearings: 14 series
SeriesDescriptionSystemSizesBore (d)O.D. (D)Width (B)Catalog page
Single row radial ball bearings
Light, miniature and extra light series
Metric183–9 mm9–26 mm3–8 mm4
Single row radial ball bearings
Extra light series EE
Inch120.3–1.5 in0.3–2.6 in0.2–0.7 in5
Single row deep groove ball bearings
Extra light series XLS
Inch211.5–6 in2.7–8 in0.6–1 in6
Single row radial ball bearings
Light series RLS
Inch390.5–12 in1.3–18.5 in0.4–2.4 in7
Single row radial ball bearings
Medium series RMS
Inch390.5–12 in1.6–21.5 in0.6–3.8 in8
Single row radial ball bearings
Light series 61800
Metric3710–300 mm19–380 mm5–38 mm9
Single row radial ball bearings
Light series 61900
Metric4210–400 mm22–540 mm6–65 mm10
Single row radial ball bearings
Light series 6000
Metric4410–460 mm26–680 mm8–92 mm11
Single row radial ball bearings
Light series 6200
Metric3410–240 mm30–440 mm9–72 mm12
Single row radial ball bearings
Medium series 6300
Metric3310–220 mm35–460 mm11–88 mm13
Single row radial ball bearings
Heavy series 6400
Metric2117–120 mm62–310 mm17–72 mm14
Single row radial ball bearings
16000, 16100 series
Metric3915–360 mm28–540 mm7–57 mm15
Single row radial ball bearings
Light series 98200 & 98300
Metric3010–80 mm32–168 mm9–26 mm16
Magneto type ball bearings
E / EN / L series
Metric183–20 mm16–47 mm5–14 mm17

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 RMSSingle row radial ball bearings, medium series RMS. Dimensions in inches.
Bearing number and equivalentsDimensions (in)Weight (kg)
SKFRHPFAGRIVNBC / HoffmannBore dO.D. DWidth B
RMS 4MJ 1/2MS 5PB 4MS 51/21 5/85/80.1
RMS 5MJ 5/8MS 7PB 5MS 75/81 13/165/80.12
RMS 6MJ 3/4MS 8PB 6MS 83/4211/160.16
RMS 7MJ 7/8MS 9PB 7MS 97/82 1/411/160.21
RMS 8MJ 1MS 10PB 8MS 1012 1/23/40.27
RMS 9MJ 1.1/8MS 11PB 9MS 111 1/82 13/1613/160.37
RMS 10MJ 1.1/4MS 12PB 10MS 121 1/43 1/87/80.5
RMS 11MJ 1.3/8MS 12.1/2PB 11MS 12.1/21 3/83 1/27/80.63
RMS 12MJ 1.1/2MS 13PB 12MS 131 1/23 3/415/160.79
RMS 13MJ 1.5/8MS 13.1/2PB 13MS 13.1/21 5/841 1/160.91
RMS 14MJ 1.3/4MS 14PB 14MS 141 3/44 1/41 1/161.15
RMS 15MJ 1.7/8MS 14.1/2PB 15MS 14.1/21 7/84 1/21 1/161.15
RMS 16MJ 2MS 15PB 16MS 1524 1/21 1/162.62
RMS 18MJ 2.1/4MS 16PB 18MS 162 1/451 1/41.7
RMS 20MJ 2.1/2MS 17PB 20MS 172 1/25 1/21 1/42.05
RMS 22MJ 2.3/4MS 18PB 22MS 182 3/46 1/41 3/83
RMS 24MJ 3MS 19PB 24MS 19371 9/164.4
RMS 26MJ 3.1/4MS 19.1/2PB 26MS 19.1/23 1/47 1/21 9/165
RMS 28MJ 3.1/2MS 20–MS 203 1/28 1/81 3/46.5
RMS 30MJ 3.3/4MS 20.1/2–MS 20.1/43 3/48 1/41 3/46.5
RMS 32MJ 4MS 21–MS 2148 1/23/46.7
RMS 34MJ 4.1/4MS 21.1/2–MS 21.1/24 1/48 3/41 3/46.9
RMS 36MJ 4.1/2MS 22–MS 224 1/49 3/829.05
RMS 38MJ 4.3/4MS 22.1/2–MS 22.1/24 3/410210
RMS 40MJ 5MS 23–MS 235102–
RMS 44MJ 5.1/2MS 23.1/2–MS 23.1/25 1/2112–
RMS 48MJ 6MS 24–MS 246122 1/4–
RMS 52MJ 6.1/2MS 24.1/2–MS 24.1/26 1/2102–
–MJ 7EMS 25–MS 25713 1/22 3/4–
RMS 60MJ 7.1/2EMS 25.1/2–MS 25.1/27 1/214 1/22 3/4–
RMS 64MJ 8EMS 26–MS 268152 3/4–
RMS 68MJ 8.1/2EMS 26.1/2–MS 26.1/28 1/2163–
RMS 72MJ 9EMS 27–MS 279173–
RMS 76MJ 9.1/2EMS 27.1/2–MS 27.1/29 1/2183 1/4–
RMS 80MJ 10EMS 28–MS 281018 1/23 1/4–
RMS 84MJ 10.1/2MS 28.1/2–MS 28.1/210 1/219 1/23 1/2–
RMS 88MJ 11EMS 29–MS 2911203 1/2–
RMS 92MJ 11.1/2MS 29.1/2–MS 29.1/211 1/2213 3/4–
RMS 96MJ 12EMS 30–MS 301221 1/23 3/4–

Source: Western Bearing House product guide, page 8. Inch sizes are written as a whole number and fraction, for example 1 1/2.

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