Brown & Sharpe Taper Extended Length

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Product Description. Brown & Sharpe Tapers were introduced by the Brown & Sharpe Manufacturing Company and have a nominal taper-per-foot of 1/2 inch. In reality, the tapers are not exact to the specification, but range in size from .49973 to .51612 taper-per-foot. Stark Industrial extended length centers are made of bearing quality 52100 steel, heat treated to 60 - 64 Rc, and guaranteed to have .0002 or less total-indicator-runout. Also available are standard carbide tipped centers with 52100 steel shanks hardened to 45 - 50 Rc.

Taper Size OAL Taper Length Diameter Carbide Tip Dia Height Above Center Length of Cut Out

7 5-3/8 2-7/8 .720 3/8 7/32 1-1/8

7 6-3/8 2-7/8 .720 3/8 7/32 1-1/8

7 7-3/8 2-7/8 .720 3/8 7/32 1-1/8

8 6-7/16 3-9/16 .898 1/2 9/32 1-3/8

8 7-7/16 3-9/16 .898 1/2 9/32 1-3/8

8 8-7/16 3-9/16 .898 1/2 9/32 1-3/8

9 7-1/2 4-1/4 1.077 1/2 9/32 2

9 8-1/2 4-1/4 1.077 1/2 9/32 2

9 9-1/2 4-1/4 1.077 1/2 9/32 2

10C 9-9/16 5-11/16 1.289 1/2 9/32 2-1/4

10C 10-9/16 5-11/16 1.289 1/2 9/32 2-1/4

10C 11-9/16 5-11/16 1.289 1/2 9/32 2-1/4

11C 11-1/8 6-3/4 1.531 5/8 11/32 2-1/2

11C 12-1/8 6-3/4 1.531 5/8 11/32 2-1/2

11C 13-1/8 6-3/4 1.531 5/8 11/32 2-1/2

12 12-1/8 7-1/8 1.797 5/8 11/32 3-1/4

12 13-1/8 7-1/8 1.797 5/8 11/32 3-1/4

12 14-1/8 7-1/8 1.797 5/8 11/32 3-1/4

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Brown & Sharpe Taper Extended Length