#4-40 X 1/4" Thread Rolling Screws | Taptite Alternative | Pan Head Six Lobe Drive | 18/8 Stainless Steel (5000 / Pkg.)

Mutual ScrewSKU: 0404RTP188KC

Price:
Sale price$361.05per 5000( $0.07 each)
Pieces 5000
Measurement type Imperial
Thread size #4-40
Diameter #4
Length 1/4"
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Six Lobe
Head style Pan
Threads per inch 40
Weight 5.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

These #4-40 x 1/4" thread rolling screws form their own mating threads as they are driven, using a tri-lobular shank that displaces material rather than cutting it. They are a direct alternative to Taptite screws, built from 18/8 Stainless Steel, with a pan head and a six lobe drive.

  • Material and finish: 18/8 Stainless Steel
  • Head style: Pan
  • Drive: Six Lobe
  • Thread form: Tri-Lobe, Taptite alternative
  • Thread size: #4-40
  • Length: 1/4"
  • Applications: Thread forming into untapped holes in metal assemblies

Rolling the thread instead of cutting it leaves no chips to clear and work-hardens the mating material, which raises pull-out strength and resistance to vibration loosening. Hole size matters: follow the manufacturer recommended pilot hole for the material and thickness being fastened.

Specifications

  • Product type: Thread Rolling Screws
  • Material: 18/8 Stainless Steel
  • Finish: Plain
  • Head style: Pan
  • Drive type: Six Lobe
  • Thread size: #4-40
  • Length: 1/4"
  • Threads per inch: 40
  • Thread form: Tri-Lobe
  • Measurement type: Imperial
  • Pack Quantity: 5000

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800-222-0324

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