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Captive Panel Screw - Type 1

Captive Panel Screws are designed to remain attached even if unscrewed when used with a captive panel retainer. Most commonly used on control panel doors to keep the door screwed shut during normal operating conditions. When access is needed, unthreading the screw allows for the door to be open, while the retainer keeps the screw attached to the door. A perfect solution to prevent a lost screw from becoming lost during a field repair or creating a safety hazard.

Types of Captive Panel Screws

All Lyn-Tron Captive Panel Screws come in multiple head designs, varying shank lengths and diameters, and all common thread sizes. With so many spec options, you are sure to find the right screw for your application.

Our Captive Panel Screw products are manufactured from several types of materials:

  • Brass Captive Panel Screws
  • Stainless Steel Captive Panel Screws
  • Steel Captive Panel Screws

More Questions About Lyn-Tron Products?

Lyn-Tron has been manufacturing electronic components and hardware products for over 50 years! All Lyn-Tron electronic hardware is made in the USA and held to the highest quality standards.

Feel free to contact us today if you have any questions about our services or selecting a captive panel screws for your project, need more information, or if you would like to request custom parts or OEM-designed hardware manufactured to your print.

#1/4-28 Captive Panel Screw - Type 1

Steel

Part Number Material Male Thread Head Diameter Shank Length Under Head Length Details
ST3276 Steel #1/4-28 3/4" 1/4" 5/8"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1/4"
  • Under Head Length: 5/8"
ST3277 Steel #1/4-28 3/4" 5/16" 11/16"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 5/16"
  • Under Head Length: 11/16"
ST3278 Steel #1/4-28 3/4" 3/8" 3/4"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 3/8"
  • Under Head Length: 3/4"
ST3279 Steel #1/4-28 3/4" 7/16" 13/16"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 7/16"
  • Under Head Length: 13/16"
ST3280 Steel #1/4-28 3/4" 1/2" 7/8"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1/2"
  • Under Head Length: 7/8"
ST3281 Steel #1/4-28 3/4" 9/16" 15/16"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 9/16"
  • Under Head Length: 15/16"
ST3282 Steel #1/4-28 3/4" 5/8" 1"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 5/8"
  • Under Head Length: 1"
ST3283 Steel #1/4-28 3/4" 11/16" 1-1/16"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 11/16"
  • Under Head Length: 1-1/16"
ST3284 Steel #1/4-28 3/4" 3/4" 1-1/8"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 3/4"
  • Under Head Length: 1-1/8"
ST3285 Steel #1/4-28 3/4" 13/16" 1-3/16"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 13/16"
  • Under Head Length: 1-3/16"
ST3286 Steel #1/4-28 3/4" 7/8" 1-1/4"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 7/8"
  • Under Head Length: 1-1/4"
ST3287 Steel #1/4-28 3/4" 15/16" 1-5/16"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 15/16"
  • Under Head Length: 1-5/16"
ST3288 Steel #1/4-28 3/4" 1" 1-3/8"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1"
  • Under Head Length: 1-3/8"
ST3289 Steel #1/4-28 3/4" 1-1/16" 1-7/16"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1-1/16"
  • Under Head Length: 1-7/16"
ST3290 Steel #1/4-28 3/4" 1-1/8" 1-1/2"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1-1/8"
  • Under Head Length: 1-1/2"
ST3291 Steel #1/4-28 3/4" 1-3/16" 1-9/16"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1-3/16"
  • Under Head Length: 1-9/16"
ST3292 Steel #1/4-28 3/4" 1-1/4" 1-5/8"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1-1/4"
  • Under Head Length: 1-5/8"
ST3293 Steel #1/4-28 3/4" 1-5/16" 1-11/16"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1-5/16"
  • Under Head Length: 1-11/16"
ST3294 Steel #1/4-28 3/4" 1-3/8" 1-3/4"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1-3/8"
  • Under Head Length: 1-3/4"
ST3295 Steel #1/4-28 3/4" 1-7/16" 1-13/16"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1-7/16"
  • Under Head Length: 1-13/16"
ST3296 Steel #1/4-28 3/4" 1-1/2" 1-7/8"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1-1/2"
  • Under Head Length: 1-7/8"
ST3297 Steel #1/4-28 3/4" 1-9/16" 1-15/16"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1-9/16"
  • Under Head Length: 1-15/16"
ST3298 Steel #1/4-28 3/4" 1-5/8 2"
  • Material: Steel
  • Male Thread: #1/4-28
  • Head Diameter: 3/4"
  • Shank Length: 1-5/8
  • Under Head Length: 2"