Union Butterfield-« 6006887 1572 Straight Flute STI Tap, #4-40 Thread, 3 Flutes, 3B/H2 Class of Fit, Plug Chamfer, Right Hand Cutting, UNC Thread

STI [Screw Thread Insert] Taps
535233 MFG #: 6006887
Dormer Pramet
26.99000 / ea
  • Alternate Catalog Number: 1010419
  • Catalog Number: 6006887
  • Chamfer Type: Plug
  • Finish: Bright
  • Gross Weight Per Pack: 0.0100 lb
  • Item Group: 1572
  • Material: HSS
  • Overall Length: 2 in
  • Series: 1572
  • Shank Diameter: 0.14099999999999999 in
  • Size: #4-40
  • Square Size: 0.11 in
  • Standards: ANSI Specified
  • Tap Drill Size: #43
  • Thread Length: 11/16 in
  • Type: Straight Flute
  • UPC 11: 98464021183
  • Stock Status: NONSTOCK
  • Brand: Dormer Pramet
  • Manufacturer: Dormer Pramet
  • Class of Fit: 3B/H2
  • Cutting Direction: Right Hand
  • Measurement System: Imperial
  • Number of Flutes: 3
  • Thread Standard: UNC
UNB 1010419 1572 4-40 STI PLUG HAND TAP BRT
QTY
  • Features
Designed for use in aluminum, magnesium, and other nonferrous materials where taps of this type are most commonly used
Taps suitable for other materials can be furnished on request
STI taps are dimensionally oversize and utilize a larger tap drill size so that the thread they produce will accept a helical coil wire screw thread insert of the same nominal size and pitch
For a particular size and pitch the lower H-Limit number is suggested for class 2B and 3B threads, while the higher H-Limit is suggested for class 2B
Through or blind hole