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888.399.7117

Safety Backs
PART NO. FIGURE O.D. CLASS 2B THREAD WEIGHT PER 1,000 pcs.
25S 1 5.988 - 6.002 5/8 - 11 950 lbs.
23 2 5.210 - 5.215 5/8 - 11 910 lbs.
27 3 4.242 - 4.247 5/8 - 11 647 lbs.
29 4 3.402 - 3.407 5/8 - 11 432 lbs.
29-AT-18 4 3.402 - 3.407 5/8 - 18 432 lbs.
N-30 Not shown 8.000 None 1,500 lbs.
Application:

Used for Cup Wheels

  • Safety Backs are flat to concave within .006 with <.003 rock.
  • Specially designed nut has a coarse diamond knurl and a center channel to strengthen the bond of wheel.
  • Made of .105 thick (12 gauge) CRC Q steel.
  • All models available on special order with 3/4 X 16 thread, 7/8 x 9 thread, 7/8 x 14 thread, 7/8 plain holde, or 20 mm.
  • Stocked in three (3) standard sizes for immediate shipment (within 48 hours).
Safety Backs
Abrasive Wheels

Supplying Quality Components used in the Manufacture of Abrasive Wheels.

© 2017 Shakespeare Machine Stamping of Wisconsin, Inc. - 2801 S. Memorial Drive, Racine, WI 53403
Phone: 888.399.7117 - Fax: 262.635.2449
A division of RC Incorporated.