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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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Standard duty with snap ring and set screw lock.

Available with:
  • Set screw or eccentric locking collars.
  • Available in stainless steel and nickel plated styles.
  • Wide inner race
  • Black Oxide Finish
  • B-type seals
  • Available in Free Running or High Temperature styles.
ER-Inserts
Unit of Measure
1 2 

Item #

(d) Shaft Diameter

(D) Dimension

(Bi) Dimension

(Be) Dimension

(N) Dimension

(M) Dimension

(E) Dimension

Basic Load Rating

Basic Static Load Rating

ER27 N/A 1 11/16 in N/A 3.3465 in N/A 1.9370 in N/A 1.1024 in N/A 0.7480 in N/A 1.1890 in N/A 0.9122 in N/A 7.110 lb N/A 4.460 lb
ER28 N/A 1 3/4 in N/A 3.3465 in N/A 1.9370 in N/A 1.1024 in N/A 0.7480 in N/A 1.1890 in N/A 0.9122 in N/A 7.110 lb N/A 4.460 lb
ER45MM N/A N/A 3.3465 in N/A 1.9370 in N/A 1.1024 in N/A 0.7480 in N/A 1.1890 in N/A 0.9122 in N/A 7.110 lb N/A 4.460 lb
ER30 N/A 1 7/8 in N/A 3.5433 in N/A 2.0315 in N/A 1.1024 in N/A 0.7480 in N/A 1.2835 in N/A 0.8823 in N/A 7.400 lb N/A 4.910 lb
ER31 N/A 1 15/16 in N/A 3.5433 in N/A 2.0315 in N/A 1.1024 in N/A 0.7480 in N/A 1.2835 in N/A 0.8823 in N/A 7.400 lb N/A 4.910 lb
ER50MM N/A N/A 3.5433 in N/A 2.0315 in N/A 1.1024 in N/A 0.7480 in N/A 1.2835 in N/A 0.8823 in N/A 7.400 lb N/A 4.910 lb
ER32S N/A 2 in N/A 3.5433 in N/A 2.0315 in N/A 1.1024 in N/A 0.7480 in N/A 1.2835 in N/A 0.8823 in N/A 7.400 lb N/A 4.910 lb
ER32 N/A 2 in N/A 3.937 in N/A 2.1890 in N/A 1.1811 in N/A 0.8740 in N/A 1.3150 in N/A 0.9610 in N/A 9.490 lb N/A 6.440 lb
ER34 N/A 2 1/8 in N/A 3.937 in N/A 2.1890 in N/A 1.1811 in N/A 0.8740 in N/A 1.3150 in N/A 0.9610 in N/A 9.490 lb N/A 6.440 lb
ER55MM N/A N/A 3.937 in N/A 2.1890 in N/A 1.1811 in N/A 0.8740 in N/A 1.3150 in N/A 0.9610 in N/A 9.490 lb N/A 6.440 lb
ER35 N/A 2 3/16 in N/A 3.937 in N/A 2.1890 in N/A 1.1811 in N/A 0.8740 in N/A 1.3150 in N/A 0.9610 in N/A 9.490 lb N/A 6.440 lb
ER36 N/A 2 1/4 in N/A 4.3307 in N/A 2.5630 in N/A 1.2598 in N/A 1 in N/A 1.5630 in N/A 1.0398 in N/A 11.500 lb N/A 7.940 lb
ER60MM N/A N/A 4.3307 in N/A 2.5630 in N/A 1.2598 in N/A 1 in N/A 1.5630 in N/A 1.0398 in N/A 11.500 lb N/A 7.940 lb
ER38 N/A 2.375 in N/A 4.3307 in N/A 2.5630 in N/A 1.2598 in N/A 1 in N/A 1.5630 in N/A 1.0398 in N/A 11.500 lb N/A 7.940 lb
ER39 N/A 2 7/16 in N/A 4.3307 in N/A 2.5630 in N/A 1.2598 in N/A 1 in N/A 1.5630 in N/A 1.0398 in N/A 11.500 lb N/A 7.940 lb
ER47 N/A 2 15/16 in N/A 5.1181 in N/A 3.0625 in N/A 1.5000 in N/A 1.3125 in N/A 1 3/4 in N/A 1.2344 in N/A 14.620 lb N/A 10.540 lb
ER75MM N/A N/A 5.1181 in N/A 3.0625 in N/A 1.5000 in N/A 1.3125 in N/A 1 3/4 in N/A 1.2344 in N/A 14.620 lb N/A 10.540 lb
ER48 N/A 3 in N/A 5.1181 in N/A 3.0625 in N/A 1.5000 in N/A 1.3125 in N/A 1 3/4 in N/A 1.2344 in N/A 14.620 lb N/A 10.540 lb
Unit of Measure
1 2