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Captive Panel Screw - Type 4

The Captive Panel Screw type 4 is designed to remain attached even if unscrewed when used with a captive panel retainer. Type 4 Captive Panel Screws, like other types of captive panel screws, are most commonly used on control panel doors to keep them screwed shut during normal operating conditions.

When access to parts is needed, unthreading the screw allows for the door to be opened, while the retainer keeps the captive panel 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.

Type of Captive Screws

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

Our Captive Panel Screws type 4 is manufactured from several types of materials:

  • Brass panel screw type
  • Stainless steel captive screw type
  • Steel captive panel type

More Questions About Captive Panel Screws or Lyn-Tron's Custom Services?

Lyn-Tron has been manufacturing electronic components and hardware supplies for various sorts of equipment and parts 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 selecting a captive panel screw type 4 for your project, our services, any specs, or would like to request custom parts or OEM-designed hardware manufactured to your print.

#2-56 Captive Panel Screw - Type 4

1/8"

Part Number Material Male Thread Head Diameter Shank Length Under Head Length Washer Length Details
BR3799 Brass #2-56 1/8" 3/32" 1/4" 1/16"
  • Material: Brass
  • Male Thread: #2-56
  • Head Diameter: 1/8"
  • Shank Length: 3/32"
  • Under Head Length: 1/4"
  • Washer Length: 1/16"
BR3800 Brass #2-56 1/8" 5/32" 5/16" 1/16"
  • Material: Brass
  • Male Thread: #2-56
  • Head Diameter: 1/8"
  • Shank Length: 5/32"
  • Under Head Length: 5/16"
  • Washer Length: 1/16"
BR3801 Brass #2-56 1/8" 7/32" 3/8" 1/16"
  • Material: Brass
  • Male Thread: #2-56
  • Head Diameter: 1/8"
  • Shank Length: 7/32"
  • Under Head Length: 3/8"
  • Washer Length: 1/16"
BR3802 Brass #2-56 1/8" 9/32" 7/16" 1/16"
  • Material: Brass
  • Male Thread: #2-56
  • Head Diameter: 1/8"
  • Shank Length: 9/32"
  • Under Head Length: 7/16"
  • Washer Length: 1/16"
BR3803 Brass #2-56 1/8" 11/32" 1/2" 1/16"
  • Material: Brass
  • Male Thread: #2-56
  • Head Diameter: 1/8"
  • Shank Length: 11/32"
  • Under Head Length: 1/2"
  • Washer Length: 1/16"
BR3804 Brass #2-56 1/8" 13/32" 9/16" 1/16"
  • Material: Brass
  • Male Thread: #2-56
  • Head Diameter: 1/8"
  • Shank Length: 13/32"
  • Under Head Length: 9/16"
  • Washer Length: 1/16"
BR3805 Brass #2-56 1/8" 15/32" 5/8" 1/16"
  • Material: Brass
  • Male Thread: #2-56
  • Head Diameter: 1/8"
  • Shank Length: 15/32"
  • Under Head Length: 5/8"
  • Washer Length: 1/16"
BR3806 Brass #2-56 1/8" 17/32" 11/16" 1/16"
  • Material: Brass
  • Male Thread: #2-56
  • Head Diameter: 1/8"
  • Shank Length: 17/32"
  • Under Head Length: 11/16"
  • Washer Length: 1/16"
BR3807 Brass #2-56 1/8" 19/32" 3/4" 1/16"
  • Material: Brass
  • Male Thread: #2-56
  • Head Diameter: 1/8"
  • Shank Length: 19/32"
  • Under Head Length: 3/4"
  • Washer Length: 1/16"

#3-48 Captive Panel Screw - Type 4

5/32"

Part Number Material Male Thread Head Diameter Shank Length Under Head Length Washer Length Details
BR3808 Brass #3-48 5/32" 3/32" 1/4" 0.070"
  • Material: Brass
  • Male Thread: #3-48
  • Head Diameter: 5/32"
  • Shank Length: 3/32"
  • Under Head Length: 1/4"
  • Washer Length: 0.070"
BR3809 Brass #3-48 5/32" 5/32" 5/16" 0.070"
  • Material: Brass
  • Male Thread: #3-48
  • Head Diameter: 5/32"
  • Shank Length: 5/32"
  • Under Head Length: 5/16"
  • Washer Length: 0.070"
BR3810 Brass #3-48 5/32" 7/32" 3/8" 0.070"
  • Material: Brass
  • Male Thread: #3-48
  • Head Diameter: 5/32"
  • Shank Length: 7/32"
  • Under Head Length: 3/8"
  • Washer Length: 0.070"
BR3811 Brass #3-48 5/32" 9/32" 7/16" 0.070"
  • Material: Brass
  • Male Thread: #3-48
  • Head Diameter: 5/32"
  • Shank Length: 9/32"
  • Under Head Length: 7/16"
  • Washer Length: 0.070"
BR3812 Brass #3-48 5/32" 11/32" 1/2" 0.070"
  • Material: Brass
  • Male Thread: #3-48
  • Head Diameter: 5/32"
  • Shank Length: 11/32"
  • Under Head Length: 1/2"
  • Washer Length: 0.070"
BR3813 Brass #3-48 5/32" 13/32" 9/16" 0.070"
  • Material: Brass
  • Male Thread: #3-48
  • Head Diameter: 5/32"
  • Shank Length: 13/32"
  • Under Head Length: 9/16"
  • Washer Length: 0.070"
BR3814 Brass #3-48 5/32" 15/32" 5/8" 0.070"
  • Material: Brass
  • Male Thread: #3-48
  • Head Diameter: 5/32"
  • Shank Length: 15/32"
  • Under Head Length: 5/8"
  • Washer Length: 0.070"
BR3815 Brass #3-48 5/32" 17/32" 11/16" 0.070"
  • Material: Brass
  • Male Thread: #3-48
  • Head Diameter: 5/32"
  • Shank Length: 17/32"
  • Under Head Length: 11/16"
  • Washer Length: 0.070"
BR3816 Brass #3-48 5/32" 19/32" 3/4" 0.070"
  • Material: Brass
  • Male Thread: #3-48
  • Head Diameter: 5/32"
  • Shank Length: 19/32"
  • Under Head Length: 3/4"
  • Washer Length: 0.070"

#4-40 Captive Panel Screw - Type 4

11/64"

Part Number Material Male Thread Head Diameter Shank Length Under Head Length Washer Length Details
BR3817 Brass #4-40 11/64" 1/16" 1/4" 0.079"
  • Material: Brass
  • Male Thread: #4-40
  • Head Diameter: 11/64"
  • Shank Length: 1/16"
  • Under Head Length: 1/4"
  • Washer Length: 0.079"
BR3818 Brass #4-40 11/64" 1/8" 5/16" 0.079"
  • Material: Brass
  • Male Thread: #4-40
  • Head Diameter: 11/64"
  • Shank Length: 1/8"
  • Under Head Length: 5/16"
  • Washer Length: 0.079"
BR3819 Brass #4-40 11/64" 3/16" 3/8" 0.079"
  • Material: Brass
  • Male Thread: #4-40
  • Head Diameter: 11/64"
  • Shank Length: 3/16"
  • Under Head Length: 3/8"
  • Washer Length: 0.079"
BR3820 Brass #4-40 11/64" 1/4" 7/16" 0.079"
  • Material: Brass
  • Male Thread: #4-40
  • Head Diameter: 11/64"
  • Shank Length: 1/4"
  • Under Head Length: 7/16"
  • Washer Length: 0.079"
BR3821 Brass #4-40 11/64" 5/16" 1/2" 0.079"
  • Material: Brass
  • Male Thread: #4-40
  • Head Diameter: 11/64"
  • Shank Length: 5/16"
  • Under Head Length: 1/2"
  • Washer Length: 0.079"
BR3822 Brass #4-40 11/64" 3/8" 9/16" 0.079"
  • Material: Brass
  • Male Thread: #4-40
  • Head Diameter: 11/64"
  • Shank Length: 3/8"
  • Under Head Length: 9/16"
  • Washer Length: 0.079"
BR3823 Brass #4-40 11/64" 7/16" 5/8" 0.079"
  • Material: Brass
  • Male Thread: #4-40
  • Head Diameter: 11/64"
  • Shank Length: 7/16"
  • Under Head Length: 5/8"
  • Washer Length: 0.079"
BR3824 Brass #4-40 11/64" 1/2" 11/16" 0.079"
  • Material: Brass
  • Male Thread: #4-40
  • Head Diameter: 11/64"
  • Shank Length: 1/2"
  • Under Head Length: 11/16"
  • Washer Length: 0.079"
BR3825 Brass #4-40 11/64" 9/16" 3/4" 0.079"
  • Material: Brass
  • Male Thread: #4-40
  • Head Diameter: 11/64"
  • Shank Length: 9/16"
  • Under Head Length: 3/4"
  • Washer Length: 0.079"
BR3826 Brass #4-40 11/64" 5/8" 13/16" 0.079"
  • Material: Brass
  • Male Thread: #4-40
  • Head Diameter: 11/64"
  • Shank Length: 5/8"
  • Under Head Length: 13/16"
  • Washer Length: 0.079"

#6-32 Captive Panel Screw - Type 4

7/32"

Part Number Material Male Thread Head Diameter Shank Length Under Head Length Washer Length Details
BR3830 Brass #6-32 7/32" 3/32" 5/16" 0.096"
  • Material: Brass
  • Male Thread: #6-32
  • Head Diameter: 7/32"
  • Shank Length: 3/32"
  • Under Head Length: 5/16"
  • Washer Length: 0.096"
BR3831 Brass #6-32 7/32" 5/32" 3/8" 0.096"
  • Material: Brass
  • Male Thread: #6-32
  • Head Diameter: 7/32"
  • Shank Length: 5/32"
  • Under Head Length: 3/8"
  • Washer Length: 0.096"
BR3832 Brass #6-32 7/32" 7/32" 7/16" 0.096"
  • Material: Brass
  • Male Thread: #6-32
  • Head Diameter: 7/32"
  • Shank Length: 7/32"
  • Under Head Length: 7/16"
  • Washer Length: 0.096"
BR3833 Brass #6-32 7/32" 9/32" 1/2" 0.096"
  • Material: Brass
  • Male Thread: #6-32
  • Head Diameter: 7/32"
  • Shank Length: 9/32"
  • Under Head Length: 1/2"
  • Washer Length: 0.096"
BR3834 Brass #6-32 7/32" 11/32" 9/16" 0.096"
  • Material: Brass
  • Male Thread: #6-32
  • Head Diameter: 7/32"
  • Shank Length: 11/32"
  • Under Head Length: 9/16"
  • Washer Length: 0.096"
BR3835 Brass #6-32 7/32" 13/32" 5/8" 0.096"
  • Material: Brass
  • Male Thread: #6-32
  • Head Diameter: 7/32"
  • Shank Length: 13/32"
  • Under Head Length: 5/8"
  • Washer Length: 0.096"
BR3836 Brass #6-32 7/32" 15/32" 11/16" 0.096"
  • Material: Brass
  • Male Thread: #6-32
  • Head Diameter: 7/32"
  • Shank Length: 15/32"
  • Under Head Length: 11/16"
  • Washer Length: 0.096"
BR3837 Brass #6-32 7/32" 17/32" 3/4" 0.096"
  • Material: Brass
  • Male Thread: #6-32
  • Head Diameter: 7/32"
  • Shank Length: 17/32"
  • Under Head Length: 3/4"
  • Washer Length: 0.096"
BR3838 Brass #6-32 7/32" 19/32" 13/16" 0.096"
  • Material: Brass
  • Male Thread: #6-32
  • Head Diameter: 7/32"
  • Shank Length: 19/32"
  • Under Head Length: 13/16"
  • Washer Length: 0.096"
BR3839 Brass #6-32 7/32" 21/32" 7/8" 0.096"
  • Material: Brass
  • Male Thread: #6-32
  • Head Diameter: 7/32"
  • Shank Length: 21/32"
  • Under Head Length: 7/8"
  • Washer Length: 0.096"

#8-32 Captive Panel Screw - Type 4

1/4"

Part Number Material Male Thread Head Diameter Shank Length Under Head Length Washer Length Details
BR3842 Brass #8-32 1/4" 3/32" 5/16" 0.113"
  • Material: Brass
  • Male Thread: #8-32
  • Head Diameter: 1/4"
  • Shank Length: 3/32"
  • Under Head Length: 5/16"
  • Washer Length: 0.113"
BR3843 Brass #8-32 1/4" 5/32" 3/8" 0.113"
  • Material: Brass
  • Male Thread: #8-32
  • Head Diameter: 1/4"
  • Shank Length: 5/32"
  • Under Head Length: 3/8"
  • Washer Length: 0.113"
BR3844 Brass #8-32 1/4" 7/32" 7/16" 0.113"
  • Material: Brass
  • Male Thread: #8-32
  • Head Diameter: 1/4"
  • Shank Length: 7/32"
  • Under Head Length: 7/16"
  • Washer Length: 0.113"
BR3845 Brass #8-32 1/4" 9/32" 1/2" 0.113"
  • Material: Brass
  • Male Thread: #8-32
  • Head Diameter: 1/4"
  • Shank Length: 9/32"
  • Under Head Length: 1/2"
  • Washer Length: 0.113"
BR3846 Brass #8-32 1/4" 11/32" 9/16" 0.113"
  • Material: Brass
  • Male Thread: #8-32
  • Head Diameter: 1/4"
  • Shank Length: 11/32"
  • Under Head Length: 9/16"
  • Washer Length: 0.113"
BR3847 Brass #8-32 1/4" 13/32" 5/8" 0.113"
  • Material: Brass
  • Male Thread: #8-32
  • Head Diameter: 1/4"
  • Shank Length: 13/32"
  • Under Head Length: 5/8"
  • Washer Length: 0.113"
BR3848 Brass #8-32 1/4" 15/32" 11/16" 0.113"
  • Material: Brass
  • Male Thread: #8-32
  • Head Diameter: 1/4"
  • Shank Length: 15/32"
  • Under Head Length: 11/16"
  • Washer Length: 0.113"
BR3849 Brass #8-32 1/4" 17/32" 3/4" 0.113"
  • Material: Brass
  • Male Thread: #8-32
  • Head Diameter: 1/4"
  • Shank Length: 17/32"
  • Under Head Length: 3/4"
  • Washer Length: 0.113"
BR3850 Brass #8-32 1/4" 19/32" 13/16" 0.113"
  • Material: Brass
  • Male Thread: #8-32
  • Head Diameter: 1/4"
  • Shank Length: 19/32"
  • Under Head Length: 13/16"
  • Washer Length: 0.113"
BR3851 Brass #8-32 1/4" 21/32" 7/8" 0.113"
  • Material: Brass
  • Male Thread: #8-32
  • Head Diameter: 1/4"
  • Shank Length: 21/32"
  • Under Head Length: 7/8"
  • Washer Length: 0.113"

#10-24 Captive Panel Screw - Type 4

5/16"

Part Number Material Male Thread Head Diameter Shank Length Under Head Length Washer Length Details
BR3858 Brass #10-24 5/16" 3/32" 3/8" 0.130"
  • Material: Brass
  • Male Thread: #10-24
  • Head Diameter: 5/16"
  • Shank Length: 3/32"
  • Under Head Length: 3/8"
  • Washer Length: 0.130"
BR3859 Brass #10-24 5/16" 5/32" 7/16" 0.130"
  • Material: Brass
  • Male Thread: #10-24
  • Head Diameter: 5/16"
  • Shank Length: 5/32"
  • Under Head Length: 7/16"
  • Washer Length: 0.130"
BR3860 Brass #10-24 5/16" 7/32" 1/2" 0.130"
  • Material: Brass
  • Male Thread: #10-24
  • Head Diameter: 5/16"
  • Shank Length: 7/32"
  • Under Head Length: 1/2"
  • Washer Length: 0.130"
BR3861 Brass #10-24 5/16" 9/32" 9/16" 0.130"
  • Material: Brass
  • Male Thread: #10-24
  • Head Diameter: 5/16"
  • Shank Length: 9/32"
  • Under Head Length: 9/16"
  • Washer Length: 0.130"
BR3862 Brass #10-24 5/16" 11/32" 5/8" 0.130"
  • Material: Brass
  • Male Thread: #10-24
  • Head Diameter: 5/16"
  • Shank Length: 11/32"
  • Under Head Length: 5/8"
  • Washer Length: 0.130"
BR3863 Brass #10-24 5/16" 13/32" 11/16" 0.130"
  • Material: Brass
  • Male Thread: #10-24
  • Head Diameter: 5/16"
  • Shank Length: 13/32"
  • Under Head Length: 11/16"
  • Washer Length: 0.130"
BR3864 Brass #10-24 5/16" 15/32" 3/4" 0.130"
  • Material: Brass
  • Male Thread: #10-24
  • Head Diameter: 5/16"
  • Shank Length: 15/32"
  • Under Head Length: 3/4"
  • Washer Length: 0.130"
BR3865 Brass #10-24 5/16" 17/32" 13/16" 0.130"
  • Material: Brass
  • Male Thread: #10-24
  • Head Diameter: 5/16"
  • Shank Length: 17/32"
  • Under Head Length: 13/16"
  • Washer Length: 0.130"
BR3866 Brass #10-24 5/16" 19/32" 7/8" 0.130"
  • Material: Brass
  • Male Thread: #10-24
  • Head Diameter: 5/16"
  • Shank Length: 19/32"
  • Under Head Length: 7/8"
  • Washer Length: 0.130"
BR3867 Brass #10-24 5/16" 21/32" 15/16" 0.130"
  • Material: Brass
  • Male Thread: #10-24
  • Head Diameter: 5/16"
  • Shank Length: 21/32"
  • Under Head Length: 15/16"
  • Washer Length: 0.130"

#10-32 Captive Panel Screw - Type 4

5/16"

Part Number Material Male Thread Head Diameter Shank Length Under Head Length Washer Length Details
BR3877 Brass #10-32 5/16" 3/32" 3/8" 0.130"
  • Material: Brass
  • Male Thread: #10-32
  • Head Diameter: 5/16"
  • Shank Length: 3/32"
  • Under Head Length: 3/8"
  • Washer Length: 0.130"
BR3878 Brass #10-32 5/16" 5/32" 7/16" 0.130"
  • Material: Brass
  • Male Thread: #10-32
  • Head Diameter: 5/16"
  • Shank Length: 5/32"
  • Under Head Length: 7/16"
  • Washer Length: 0.130"
BR3879 Brass #10-32 5/16" 7/32" 1/2" 0.130"
  • Material: Brass
  • Male Thread: #10-32
  • Head Diameter: 5/16"
  • Shank Length: 7/32"
  • Under Head Length: 1/2"
  • Washer Length: 0.130"
BR3880 Brass #10-32 5/16" 9/32" 9/16" 0.130"
  • Material: Brass
  • Male Thread: #10-32
  • Head Diameter: 5/16"
  • Shank Length: 9/32"
  • Under Head Length: 9/16"
  • Washer Length: 0.130"
BR3881 Brass #10-32 5/16" 11/32" 5/8" 0.130"
  • Material: Brass
  • Male Thread: #10-32
  • Head Diameter: 5/16"
  • Shank Length: 11/32"
  • Under Head Length: 5/8"
  • Washer Length: 0.130"
BR3882 Brass #10-32 5/16" 13/32" 11/16" 0.130"
  • Material: Brass
  • Male Thread: #10-32
  • Head Diameter: 5/16"
  • Shank Length: 13/32"
  • Under Head Length: 11/16"
  • Washer Length: 0.130"
BR3883 Brass #10-32 5/16" 15/32" 3/4" 0.130"
  • Material: Brass
  • Male Thread: #10-32
  • Head Diameter: 5/16"
  • Shank Length: 15/32"
  • Under Head Length: 3/4"
  • Washer Length: 0.130"
BR3884 Brass #10-32 5/16" 17/32" 13/16" 0.130"
  • Material: Brass
  • Male Thread: #10-32
  • Head Diameter: 5/16"
  • Shank Length: 17/32"
  • Under Head Length: 13/16"
  • Washer Length: 0.130"
BR3885 Brass #10-32 5/16" 19/32" 7/8" 0.130"
  • Material: Brass
  • Male Thread: #10-32
  • Head Diameter: 5/16"
  • Shank Length: 19/32"
  • Under Head Length: 7/8"
  • Washer Length: 0.130"
BR3886 Brass #10-32 5/16" 21/32" 15/16" 0.130"
  • Material: Brass
  • Male Thread: #10-32
  • Head Diameter: 5/16"
  • Shank Length: 21/32"
  • Under Head Length: 15/16"
  • Washer Length: 0.130"