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Emerson Bearing Company
201 Brighton Avenue
Boston, MA 02134
Phone: (800) 225-4587 • Fax: (800) 252-1996
Email: info@emersonbearing.com
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Self Aligning bearings allow for misalignment of the shaft and housing. They are manufactured with two rows of balls and one continous spherical raceway in the outer ring. They are available in open or sealed designs. Bearings are availble with a cylindrical or tapered bore. The bore dimension range is from 10mm to 150mm.
BB31-2300sa
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Item #

(d) Bore Diameter

(D) Outside Diameter

(B) Width

(C) Dynamic Load

(Co) Static Load

(Seal) Lubrication Speed

(Grease) Lubrication Speed

(Oil) Lubrication Speed

Tapered Bore No.

Adapter Sleeve No.

2301 N/A 12 mm N/A 37 mm N/A 17 mm N/A 11700 N N/A 2700 N N/A N/A 17000 r/min N/A 20000 r/min N/A N/A
2302 N/A 15 mm N/A 42.000 mm N/A 17 mm N/A 11900 N N/A 2900 N N/A 12000 r/min N/A 15000 r/min N/A 18000 r/min N/A N/A
2303 N/A 17 mm N/A 47 mm N/A 19 mm N/A 14600 N N/A 3550 N N/A 11000 r/min N/A 13000 r/min N/A 16000 r/min N/A N/A
2304 N/A 20 mm N/A 52.000 mm N/A 21 mm N/A 18200 N N/A 4750 N N/A 9500 r/min N/A 11000 r/min N/A 14000 r/min N/A N/A
2305 N/A 25 mm N/A 62 mm N/A 24 mm N/A 24200 N N/A 6550 N N/A 7500 r/min N/A 9500 r/min N/A 12000 r/min N/A 2305 K N/A H 2305
2306 N/A 30 mm N/A 72 mm N/A 27 mm N/A 31200 N N/A 8800 N N/A 6700 r/min N/A 8500 r/min N/A 10000 r/min N/A 2306 K N/A H 2306
2307 N/A 35 mm N/A 80.000 mm N/A 31 mm N/A 39700 N N/A 11200 N N/A 5600 r/min N/A 7000 r/min N/A 8500 r/min N/A 2307 EK N/A H 2307
2308 N/A 40 mm N/A 90 mm N/A 33 mm N/A 54000 N N/A 16000 N N/A 5000 r/min N/A 6300 r/min N/A 7500 r/min N/A 2308 EK N/A H 2308
2309 N/A 45 mm N/A 100 mm N/A 36 mm N/A 63700 N N/A 19300 N N/A 4500 r/min N/A 5600 r/min N/A 6700 r/min N/A 2309 EK N/A H 2309
2310 N/A 50 mm N/A 110.000 mm N/A 40 mm N/A 63700 N N/A 20000 N N/A 4000 r/min N/A 5300 r/min N/A 6300 r/min N/A 2310 K N/A H 2310
2311 N/A 55 mm N/A 120 mm N/A 43 mm N/A 76100 N N/A 24000 N N/A N/A 4800 r/min N/A 5600 r/min N/A 2311 K N/A H 2311
2312 N/A 60 mm N/A 130.000 mm N/A 46 mm N/A 87100 N N/A 28500 N N/A N/A 4500 r/min N/A 5300 r/min N/A 2312 K N/A H 2312
2313 N/A 65.000 mm N/A 140.000 mm N/A 48 mm N/A 95600 N N/A 32500 N N/A N/A 4000 r/min N/A 4800 r/min N/A 2313 K N/A H 2313
2314 N/A 70.000 mm N/A 150.000 mm N/A 51 mm N/A 111000 N N/A 37500 N N/A N/A 3800 r/min N/A 4500 r/min N/A N/A
2315 N/A 75.000 mm N/A 160.000 mm N/A 55 mm N/A 124000 N N/A 43000 N N/A N/A 3400 r/min N/A 4000 r/min N/A 2315 K N/A H 2315
2316 N/A 80.000 mm N/A 170.000 mm N/A 58 mm N/A 135000 N N/A 49000 N N/A N/A 3200 r/min N/A 3800 r/min N/A 2316 K N/A H 2316
2317 N/A 85.000 mm N/A 180.000 mm N/A 60 mm N/A 140000 N N/A 51000 N N/A N/A 3000 r/min N/A 3600 r/min N/A 2317 K N/A H 2317
2318 N/A 90.000 mm N/A 190.000 mm N/A 64 mm N/A 153000 N N/A 57000 N N/A N/A 2800 r/min N/A 3400 r/min N/A 2318 K N/A H 2318
2319 N/A 95.000 mm N/A 200.000 mm N/A 67 mm N/A 165000 N N/A 64000 N N/A N/A 2600 r/min N/A 3200 r/min N/A 2319 K N/A H 2319
2320 N/A 100.000 mm N/A 215 mm N/A 73 mm N/A 190000 N N/A 80000 N N/A N/A 2400 r/min N/A 3000 r/min N/A 2320 K N/A H 2320
2322 N/A 110.000 mm N/A 240 mm N/A 80 mm N/A 216000 N N/A 95000 N N/A N/A 2200 r/min N/A 2800 r/min N/A 2322 K N/A H 2322
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