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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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SM Type Millimeter dimension series. Most widely used in Japan.

Available options:
  • Chrome or Stainless Steel
  • Steel or Resin Retainer
  • Internal Seals (UU)
  • Adjustable or Open Series
  • Slide Block Housings available in several styles
SM Type Linear Motion Bearing Dimension Diagram
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Item #

(dr) Shaft Diameter

(D) Outer Diameter

Length

Dist. Btwn Retaining Rings

(W) Retaining Ring Width

(D1) Retaining Ring Diameter

(C) Dynamic Load

(Co) Static Load

Configuration

Seal Type

SM 6 N/A 6 mm N/A 12 mm N/A 19 mm N/A 13.5 mm N/A 1.1 mm N/A 11.5 mm N/A 21 kgf N/A 27 kgf N/A Standard Type N/A No Seals
SM 6UU N/A 6 mm N/A 12 mm N/A 19 mm N/A 13.5 mm N/A 1.1 mm N/A 11.5 mm N/A 21 kgf N/A 27 kgf N/A Standard Type N/A Seals on Both Ends
SM 8S N/A 8 mm N/A 15 mm N/A 17 mm N/A 11.5 mm N/A 1.1 mm N/A 14.3 mm N/A 18 kgf N/A 22 kgf N/A Standard Type N/A No Seals
SM 8SUU N/A 8 mm N/A 15 mm N/A 17 mm N/A 11.5 mm N/A 1.1 mm N/A 14.3 mm N/A 18 kgf N/A 22 kgf N/A Standard Type N/A Seals on Both Ends
SM 8 N/A 8 mm N/A 15 mm N/A 24 mm N/A 17.5 mm N/A 1.1 mm N/A 14.3 mm N/A 28 kgf N/A 40 kgf N/A Standard Type N/A No Seals
SM 8UU N/A 8 mm N/A 15 mm N/A 24 mm N/A 17.5 mm N/A 1.1 mm N/A 14.3 mm N/A 28 kgf N/A 40 kgf N/A Standard Type N/A Seals on Both Ends
SM 10 N/A 10 mm N/A 19 mm N/A 29 mm N/A 22 mm N/A 1.3 mm N/A 18 mm N/A 38 kgf N/A 56 kgf N/A Standard Type N/A No Seals
SM 10UU N/A 10 mm N/A 19 mm N/A 29 mm N/A 22 mm N/A 1.3 mm N/A 18 mm N/A 38 kgf N/A 56 kgf N/A Standard Type N/A Seals on Both Ends
SM 12 N/A 12 mm N/A 21 mm N/A 30 mm N/A 23 mm N/A 1.3 mm N/A 20 mm N/A 42 kgf N/A 61 kgf N/A Standard Type N/A No Seals
SM 12UU N/A 12 mm N/A 21 mm N/A 30 mm N/A 23 mm N/A 1.3 mm N/A 20 mm N/A 42 kgf N/A 61 kgf N/A Standard Type N/A Seals on Both Ends
SM 12-AJ N/A 12 mm N/A 21 mm N/A 30 mm N/A 23 mm N/A 1.3 mm N/A 20 mm N/A 42 kgf N/A 61 kgf N/A Adjustable Type N/A No Seals
SM 12UU-AJ N/A 12 mm N/A 21 mm N/A 30 mm N/A 23 mm N/A 1.3 mm N/A 20 mm N/A 42 kgf N/A 61 kgf N/A Adjustable Type N/A Seals on Both Ends
SM 12-OP N/A 12 mm N/A 21 mm N/A 30 mm N/A 23 mm N/A 1.3 mm N/A 20 mm N/A 42 kgf N/A 61 kgf N/A Open Type N/A No Seals
SM 12UU-OP N/A 12 mm N/A 21 mm N/A 30 mm N/A 23 mm N/A 1.3 mm N/A 20 mm N/A 42 kgf N/A 61 kgf N/A Open Type N/A Seals on Both Ends
SM 13 N/A 13 mm N/A 23 mm N/A 32 mm N/A 23 mm N/A 1.3 mm N/A 22 mm N/A 52 kgf N/A 80 kgf N/A Standard Type N/A No Seals
SM 13UU N/A 13 mm N/A 23 mm N/A 32 mm N/A 23 mm N/A 1.3 mm N/A 22 mm N/A 52 kgf N/A 80 kgf N/A Standard Type N/A Seals on Both Ends
SM 13-AJ N/A 13 mm N/A 23 mm N/A 32 mm N/A 23 mm N/A 1.3 mm N/A 22 mm N/A 52 kgf N/A 80 kgf N/A Adjustable Type N/A No Seals
SM 13UU-AJ N/A 13 mm N/A 23 mm N/A 32 mm N/A 23 mm N/A 1.3 mm N/A 22 mm N/A 52 kgf N/A 80 kgf N/A Adjustable Type N/A Seals on Both Ends
SM 13-OP N/A 13 mm N/A 23 mm N/A 32 mm N/A 23 mm N/A 1.3 mm N/A 22 mm N/A 52 kgf N/A 80 kgf N/A Open Type N/A No Seals
SM 13UU-OP N/A 13 mm N/A 23 mm N/A 32 mm N/A 23 mm N/A 1.3 mm N/A 22 mm N/A 52 kgf N/A 80 kgf N/A Open Type N/A Seals on Both Ends
SM 16 N/A 16 mm N/A 28 mm N/A 37 mm N/A 26.5 mm N/A 1.6 mm N/A 27 mm N/A 79 kgf N/A 120 kgf N/A Standard Type N/A No Seals
SM 16UU N/A 16 mm N/A 28 mm N/A 37 mm N/A 26.5 mm N/A 1.6 mm N/A 27 mm N/A 79 kgf N/A 120 kgf N/A Standard Type N/A Seals on Both Ends
SM 16-AJ N/A 16 mm N/A 28 mm N/A 37 mm N/A 26.5 mm N/A 1.6 mm N/A 27 mm N/A 79 kgf N/A 120 kgf N/A Adjustable Type N/A No Seals
SM 16UU-AJ N/A 16 mm N/A 28 mm N/A 37 mm N/A 26.5 mm N/A 1.6 mm N/A 27 mm N/A 79 kgf N/A 120 kgf N/A Adjustable Type N/A Seals on Both Ends
SM 16-OP N/A 16 mm N/A 28 mm N/A 37 mm N/A 26.5 mm N/A 1.6 mm N/A 27 mm N/A 79 kgf N/A 120 kgf N/A Open Type N/A No Seals
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