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Product Catalogue AUSTIN ENGINEERING COMPANY LIMITED

Symbol Definition d Nominal bore diameter ds Single bore diameter Symbol Definition ri, r3 Radial direction chamfer dimension r2, r4 Axial direction chamfer dimension dmp 1. Mean bore diameter; arithmetical mean of the largest and smallest single bore diameters in one plane 2. Mean diameter at the small end of a tapered bore; arithmetical mean of the largest and smallest single diameters Ads Deviation of single bore diameter from the nominal Admp Deviation of the mean bore diameter from the nominal d1 Nominal diameter at theoretical large end of a tapered bore...

Normal Tolerances Radial Bearings except taper roller bearingsInner Ring d Admp Vdp Vdmp ABs ABis VBs Kii

Class P6 Tolerances Radial Bearings except taper roller bearingsInner Ring d Admp Vdp Vdmp ABs ABis VBs Kii

Inner Ring d Admp over incl. high

Values are identical to those for inner ring

Inner Ring/Cone d Admp over incl. high Vdmp ABs

ADmp VDp high low max

Class CLN Tolerances Taper Roller Bearings Metric SeriesInner Ring/Cone d Admp over incl. high Vdmp ABs high low over incl.

Inner Ring/Cone d Admp over incl. high Vdmp ABs high low high low high low

ADmp VDp high low max

Normal Tolerances Taper Roller Bearings Inch Series Inner Ring/Cone

Tapered Bore TolerancesTaper 1:12 Class Normal, P6 Class P5

Class Normal high low

Normal, P6 and P5 TolerancesThrust BearingsShaft Washer low max Si (do not apply to spherical roller thrust bearing) Tolerance class over incl. high

Tolerance Normal

Radial Internal ClearanceDeep Groove Ball Bearing Bore Diameter d (mm)

Deep Groove Ball Bearing With filling slots Bore Diameter d (mm) over incl. Radial Internal Clearance (^m) C2 Normal C3

Self Aligning Ball Bearing With cylindrical bore 25 33 35 37 39 46 53 57 69 83 96 114 135 With tapered bore 42 50 59 65 80 98 116 139

Cylindrical Roller Bearing Bore Diameter d (mm) over incl. Radial Internal Clearance (^m) max. min. max. min. max. min. max. min.

Needle Roller Bearing Bore Diameter d (mm) over incl. Radial Internal Clearance (^m) max. min. max. min. max. min. max. min.

Spherical Roller Bearing

Spherical Roller Bearing With tapered bore 24 30

Axial Internal Clearance Angular Contact Ball Bearing - Series 72 B (E) and 73 B (E) Mounted back-to-back or face-to-face in random pairs Bore Diameter Axial Internal Clearance (am), Class Radial Clearance ~ 0.85 Axial Clearance Preload Angular Contact Ball Bearing - Series 72 B (E) and 73 B (E) Mounted back-to-back or face-to-face in random pairs

Bore Diameter Axial Internal Clearance Preload GA Bearing Series

SuffixNomenclature Suffix Definition A Deep groove ball bearing without filling slots / Angular contact ball bearing with 30° contact angle AC Single row angular contact ball bearing with 25° contact angle B Angular contact ball bearing with 40° contact angle / Taper roller bearing with steep contact angle C Spherical roller bearing with a flangeless inner ring, symmetrical rollers, loose guide ring and window type steel cage C1 Internal clearance smaller than C2 C2 Internal clearance smaller than Normal C3 Internal clearance greater than Normal C4 Internal clearance...

Load Rating kN Dynamic (C) Static (CO) 410.00 560.00

ALS, AMS Dimensions Load Rating

Dimensions inch (mm) d D B r Load Rating kN Dynamic (C) Static (CO)

Double Row Metric Series Polyamide Cage

Polyamide Cage

Single Row Metric Series

Load Rating kN Dynamic (C) Static (CO)

Dimensions mm d D B r Load Rating kN Dynamic (C) Static (CO)

Ball Bearings Single Row Inch Series RLS, RMS, XLJ Dimensions Load Rating

Dimensions inch (mm) d D B r Load Rating kN Dynamic (C) Static (CO)

Dimensions inch (mm) d D B r Load Rating kN Dynamic (C) Static (CO)

Dimensions inch (mm) d D B r Load Rating kN Dynamic (C) Static (CO)

Double Row Metric Series

Load Rating kN D B r Dynamic (C) Static (CO)

Ball Bearings Wide Row Metric Series W200, W300 zz o/s Dimensions mm Load Rating kN AEC Bearing ZZ W 203 PP W 204 PP W 304 PP W 205 PP W 305 PP W 206 PP W 306 PP W 207 PP W 307 PP W 208 PP W 308 PP W 209 PP W 309 PP W 210 PP W 310 PP W 211 PP W 311 PP W 212 PP W 312 PP W 213 PP W 313 PP W 214 PP W 314 PP W 215 PP W 315 PP W 216 PP W 316 PP

Load Rating kN AEC Bearing ZZ W 217 PP W 317 PP W 218 PP W 318 PP W 319 PP W 320 PP

Ball Bearings Four Point Contact Metric Series

Ball Bearings Self Aligning Metric Series

Dimensions Load Rating

AEC Bearing B r Dynamic (C) Static (CO)

Ball Bearings Self Aligning Inch Series RL, RM Dimensions inch (mm) d D Load Rating kN Dynamic (C) 5.65 12.10 8.25 12.90 10.30 12.90 12.90 18.40 15.40 21.30 16.30 25.50 16.40 0.00 19.10 26.10 20.00 34.10 22.70 32.90 23.60 44.50 27.80 42.80 27.80 42.80 31.50 58.50 37.30 60.50 40.60 74.50

Load Rating kN Dynamic (C) Static (CO)

Dimensions Load Rating

Ball Bearings Magneto Metric Series E, BO, L Dimensions Load Rating

Load Rating kN D B r Dynamic (C) Static (CO)

Thrust Inch Series W, EW, XW, MT Dimensions Load Rating

Load Rating kN D B r Dynamic (C) Static (CO)

Load Rating kN Dynamic (C) 280.00 564.00 90.00 312.00 113.00 346.00 619.00 115.00 310.00 135.00 339.00 713.00 138.00 191.00 445.00 931.00 196.00 246.00 561.00 253.00 276.00 613.00 284.00 307.00 667.00 317.00 333.00 363.00 376.00 407.00 419.00 434.00 464.00 481.00 514.00 548.00 543.00

Dimensions Load Rating inch kN

Single Row Metric Series N, NF, NJ, NU, NUP Dimensions Load Rating AEC m Angle Bearing M Ring

Load Rating kN Dynamic (C) 15.4 23.8 18.8 24.6 18.8 24.6 18.8 24.6 18.8 24.6 18.8 24.6 15.5 25.1 15.5 25.1 15.5 25.1 15.5 25.1 15.5 25.1 21.0 29.7 21.0 29.7 21.0 29.7 21.7 30.8 21.7 30.8 21.7 30.8 21.7 30.8 21.7 30.8 31.2 41.3 31.2 41.3 31.2 41.3 1 4.2 14.2 Bearing Ring