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ABMA

(ie. 35BC02J) J Standard pressed steel cage K Machined brass or bronze cage, centered by one race M Machined brass or bronze cage, centered by balls D Phenolic cage

Standard Deep Groove Ball Bearings

Deep Groove Ball Bearings with Filling Slot

Equivalent Ball Bearing Numbers

Equivalent Ball Bearing Numbers

Common

ABMA

Common

ABMA

Common

ABMA

Common

ABMA

6205 6206 6207 6208 6209 6210 6211 6212 6213 6214 6215 6216 6217 6218 6219 6220 6221 6222 6224 6226 6228 6230

25BC02 30BC02 35BC02 40BC02 45BC02 50BC02 55BC02 60BC02 65BC02 70BC02 75BC02 80BC02 85BC02 90BC02 95BC02 100BC02 105BC02 110BC02 120BC02 130BC02 140BC02 150BC02

6305 6306 6307 6308 6309 6310 6311 6312 6313 6314 6315 6316 6317 6318 6319 6320 6321 6322 6324 6326 6328 6330

25BC03 30BC03 35BC03 40BC03 45BC03 50BC03 55BC03 60BC03 65BC03 70BC03 75BC03 80BC03 85BC03 90BC03 95BC03 100BC03 105BC03 110BC03 120BC03 130BC03 140BC03 150BC03

205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 224 226 228 230

25BL02 30BL02 35BL02 40BL02 45BL02 50BL02 55BL02 60BL02 65BL02 70BL02 75BL02 80BL02 85BL02 90BL02 95BL02 100BL02 105BL02 110BL02 120BL02 130BL02 140BL02 150BL02

305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 324 326 328 330

25BL03 30BL03 35BL03 40BL03 45BL03 50BL03 55BL03 60BL03 65BL03 70BL03 75BL03 80BL03 85BL03 90BL03 95BL03 100BL03 105BL03 110BL03 120BL03 130BL03 140BL03 150BL03

Cylindrical Roller Bearing with Double Ribbed Outer Ring

Cylindrical Roller Bearing with Double Ribbed Inner Ring

Equivalent Roller Bearing Numbers Common ABMA Common ABMA NU205 25RU02 NU305 25RU03 NU206 30RU02 NU306 30RU03 NU207 35RU02 NU307 35RU03 NU208 40RU02 NU308 40RU03 NU209 45RU02 NU309 45RU03 NU210 50RU02 NU310 50RU03 NU211 55RU02 NU311 55RU03 NU212 60RU02 NU312 60RU03 NU213 65RU02 NU313 65RU03 NU214 70RU02 NU314 70RU03 NU215 75RU02 NU315 75RU03 NU216 80RU02 NU316 80RU03 NU217 85RU02 NU317 85RU03 NU218 90RU02 NU318 90RU03 NU219 95RU02 NU319 95RU03 NU220 100RU02 NU320 100RU03 NU221 105RU02 NU321 105RU03 NU222 110RU02 NU322 110RU03 NU224 120RU02 NU324 120RU03 NU226 130RU02 NU326 130RU03 NU228 140RU02 NU328 140RU03 NU230 150RU02 NU330 150RU03

Equivalent Roller Bearing Numbers Common ABMA Common ABMA N205 25RN02 N305 25RN03 N206 30RN02 N306 30RN03 N207 35RN02 N307 35RN03 N208 40RN02 N308 40RN03 N209 45RN02 N309 45RN03 N210 50RN02 N310 50RN03 N211 55RN02 N311 55RN03 N212 60RN02 N312 60RN03 N213 65RN02 N313 65RN03 N214 70RN02 N314 70RN03 N215 75RN02 N315 75RN03 N216 80RN02 N316 80RN03 N217 85RN02 N317 85RN03 N218 90RN02 N318 90RN03 N219 95RN02 N319 95RN03 N220 100RN02 N320 100RN03 N221 105RN02 N321 105RN03 N222 110RN02 N322 110RN03 N224 120RN02 N324 120RN03 N226 130RN02 N326 130RN03 N228 140RN02 N328 140RN03 N230 150RN02 N330 150RN03

Relubrication Grease Quantities - SKF Calculations (Page 230 of the Manintenance Handbook 1996) Grease Quantity = 0.005*D*B d = xx * 5 ( ie. 6207 => 07 * 5 = 35 mm I.D. )

Bearing Series 62xx / NU2xx 63xx / NU3xx xx

d

D (mm)

B (mm)

05 06 07 08 09 10 11 12 13 14 15 16 17 18 19 20 21 22 24 26 28 30 32 34 36 38

25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 120 130 140 150 160 170 180 190

52 62 72 80 85 90 100 110 120 125 130 140 150 160 170 180 190 200 215 230 250 270

15 16 17 18 19 20 21 22 23 24 25 26 28 30 32 34 36 38 40 40 42 45

Grease Quantity 3.9 ml 5.0 ml 6.1 ml 7.2 ml 8.1 ml 9.0 ml 10.5 ml 12.1 ml 13.8 ml 15.0 ml 16.3 ml 18.2 ml 21.0 ml 24.0 ml 27.2 ml 30.6 ml 34.2 ml 38.0 ml 43.0 ml 46.0 ml 52.5 ml 60.8 ml

D (mm)

B (mm)

62 72 80 90 100 110 120 130 140 150 160 170 180 190 200 215 225 240 260 280 300 320

17 19 21 23 25 27 29 31 33 35 37 39 41 43 45 47 49 50 55 58 62 65

Grease Quantity 5.3 ml 6.8 ml 8.4 ml 10.4 ml 12.5 ml 14.9 ml 17.4 ml 20.2 ml 23.1 ml 26.3 ml 29.6 ml 33.2 ml 36.9 ml 40.9 ml 45.0 ml 50.5 ml 55.1 ml 60.0 ml 71.5 ml 81.2 ml 93.0 ml 104.0 ml

Handbook 1996)

This information was obtained from the 'NSK Technical Report' - Located in the Rel Photocopies of the relevant pages are located in the grey 'Motor Lube' bin The free space is the volume obtained by substacting the volume of the balls/rollers and the formed between the inner and outer ring of the bearing Bore Number (xx) 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 24 26 28 30 32

Bore (mm) 25 30 35 40 45 50 55 60 65 70 75 80 85 90 95 100 105 110 120 130 140 150 160

62xx 7.7 11 15 20 23 28 34 45 54 61 67 84 104 127 155 185 217 255 315 355 415 485 545

Volume of Free Space (ml) Bearing Series NU2xx 63xx NU3xx 6.6 12 11 9.6 19 17 14 25 22 18 35 31 20 49 42 23 64 52 30 79 68 37 98 85 44 122 106 51 149 124 59 180 154 71 214 177 85 253 210 104 298 244 134 345 283 151 425 335 475 555 680 830 1030 1140 1410

Free Space Ratios for Other Cylindrical Roller Bearings NU 1

NJ 0.9

N 1.05

NF 0.95

62xx 2.6 3.7 5 6.7 7.7 9.3 11.3 15 18 20.3 22.3 28 34.7 42.3 51.7 61.7 72.3 85 105 118.3 138.3 161.7 181.7

1/3 of Free Space (ml) Bearing Series NU2xx 2.2 3.2 4.7 6 6.7 7.7 10 12.3 14.7 17 19.7 23.7 28.3 34.7 44.7 50.3

chnical Report' - Located in the Reliability Library e located in the grey 'Motor Lube' binder he volume of the balls/rollers and the cage from the space and outer ring of the bearing 1/3 of Free Space (ml) Bearing Series 63xx 4 6.3 8.3 11.7 16.3 21.3 26.3 32.7 40.7 49.7 60 71.3 84.3 99.3 115 141.7 158.3 185 226.7 276.7 343.3 380 470

NU3xx 3.7 5.7 7.3 10.3 14 17.3 22.7 28.3 35.3 41.3 51.3 59 70 81.3 94.3 111.7

62xx 3.9 5.5 7.5 10 11.5 14 17 22.5 27 30.5 33.5 42 52 63.5 77.5 92.5 108.5 127.5 157.5 177.5 207.5 242.5 272.5

1/2 of Free Space (ml) Bearing Series NU2xx 63xx 3.3 6 4.8 9.5 7 12.5 9 17.5 10 24.5 11.5 32 15 39.5 18.5 49 22 61 25.5 74.5 29.5 90 35.5 107 42.5 126.5 52 149 67 172.5 75.5 212.5 237.5 277.5 340 415 515 570 705

NU3xx 5.5 8.5 11 15.5 21 26 34 42.5 53 62 77 88.5 105 122 141.5 167.5