Action Bearing Co.
201 Brighton Ave., Boston, MA 02134 US
Phone: 800.225.4587 • Fax: 800.252.1996
E-Mail: info@actionbearing.com • Web site: www.actionbearing.com
All Categories > Mounted Units > Standard Duty Mounted Units > FB / UCFB 3-Bolt Flange Bracket Units > Item # FB31  


Item # FB31, FB / UCFB 3-Bolt Flange Bracket Units
List Price QUOTE

Standard duty with set screw lock. Available with:
  • Set screw or eccentric locking collar.
  • Corrosion resistant housing and bearing options include Cast iron, Stainless Steel, Thermoplastic, and Nickel plating.
  • B-type seals or L3 triple lip seals available for extra sealing needs.
  • Wide inner race bearing.



    •  Specifications 

    Alternative P/N
    		UCFB 210-31

    (d) Shaft Diameter
    		1 15/16 in

    (W) Dimension
    		7-1/2 in

    (B) Dimension
    		4-5/8 in

    (D) Dimension
    		4 in

    (L) Dimension
    		1.5 in

    (S) Dimension
    		33/64 in

    (G) Dimension
    		1/2 in

    (H) Dimension
    		2-15/16 in

    (J) Dimension
    		1-5/8 in

    (E) Dimension
    		2-3/4 in

    (I) Dimension
    		53/64 in

    (Z) Dimension
    		2-5/32 in

    (Bi) Dimension
    		2.0315 in

    (N) Dimension
    		0.7480 in

    (M) Dimension
    		1.2835 in

    Bolt Used
    		7/16 in

    Bearing No.
    		UC 210-31

    Housing No.
    		FB 210

    Weight
    		5.10 lb

    Common Options
    		BUC-- Black Oxide Coated insert
    CUC-- Hard Chrome Coated Insert
    HUC-- High Temperature Insert 400F
    L3-- Triple lip labyrinth seal
    NPPA-- Nickel Plated Housing
    S-- Stainless Steel Housing
    SUC-- Stainless Steel Insert
    TP-- Thermoplastic Housing