5/16-18 X 1 1/4" Thumb Screws | Shoulder Head | Knurled Drive | Full Thread | Steel Zinc Plated (500 / Pkg.)

Mutual ScrewSKU: 3120TSKC

Price:
Sale price$336.96per 500( $0.67 each)
Pieces 500
Drive Knurled
Finish Zinc Plated
Head style Shoulder
Length 1 1/4
Material Steel
Thread size 5/16-18
Weight 19.08 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

Specs

  • Thread size: 5/16-18
  • Length: 1 and a quarter inches
  • Head style: shoulder head
  • Drive: knurled
  • Thread type: full thread
  • Material: steel
  • Finish: zinc plated
  • Package quantity: 500 per package

Features

  • Shoulder head creates a flat seating surface for panel or enclosure mounting while distributing load.
  • Knurled drive enables finger tightening for quick, tool-free adjustments during assembly or maintenance.
  • Full thread engagement increases clamping strength and grip with mating holes or threaded inserts.
  • Steel construction with zinc plating provides durability and corrosion resistance in typical hardware and shop environments.
  • Bulk packaging of five hundred pieces supports bulk projects and reduces reordering frequency.

Physical

  • Material: steel
  • Finish: zinc plated
  • Head style: shoulder
  • Drive type: knurled
  • Thread: full thread, 5/16-18
  • Length: 1 and a quarter inches

Industry Used In

  • Electronic enclosures, control panels, and instrument housings
  • Machine frames, access doors, and equipment mounting
  • Cabinetry, furniture hardware, and fixtures requiring quick-hand adjustments
  • Industrial jigs, fixtures, and assembly line applications

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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