THE TUFNUT WORKS

Tufnut Specifications

MATERIAL: Cold Rolled Steel

CASE HARDEN: .003"-.008" to RC55-60

PLATING: Chloride Zinc with Yellow Chromate .0002"-.0005"

Size Width Across Flats Width Across Diagonal Height
TN10 thru TN37 1.05" 1.28" .23"
M5 thru M10 27mm 32mm 6mm
TN50
and M12 		1.25"
32mm 		1.37"
35mm 		.30"
8mm
Here's How the Tufnuts Work . . .

A Tufnut is threaded onto a bolt, finger-tight A second nut is installed upside-down A wrench is inserted between the two nuts to tighten Once fastened, the second nut is removed

  • A Tufnut is threaded onto a bolt, finger-tight
  • A second nut is installed upside-down
  • A wrench is inserted between the two nuts to tighten
  • Once fastened, the second nut is removed
Quick Links
Contact Info

  • P.O. Box 39, Tesuque, NM 87574
  • tufnut@tufnut.com
  • 800-227-0949 (toll free)
  • 505-424-1954 (local)
  • 505-424-1956 (fax)
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© 2010 TufNut Works    Last Updated: 2/5/2012 2:09:34 PM