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OneMonroe’s Lyn-Tron Captive Panel Screws are proudly manufactured in the USA and engineered for reliable, secure fastening in electronic enclosures, panels, and industrial assemblies. Designed to remain attached to the panel even when disengaged, these captive screws eliminate the risk of lost hardware and improve serviceability in high-vibration or maintenance-intensive environments.

Crafted with precision and available in a variety of thread sizes, head styles, and finishes, Lyn-Tron Captive Panel Screws offer a clean, professional look with consistent performance. These screws are ideal for use in aerospace, defense, telecom, and rack-mounted systems where retention and durability are critical.

As part of the trusted Lyn-Tron brand, our captive panel screws are CNC-machined to tight tolerances and meet demanding quality standards. Whether you're building custom equipment or retrofitting existing hardware, you can count on OneMonroe’s American-made quality and engineering expertise.

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Unit of Measure
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Item #

OD

Head Diameter

Shank DIA

Male Thread

Head Length

Thread Length

Knurl TPI

Material

Style

Quantity
BR3225-00 N/A 9/16 N/A 9/16 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3226-00 N/A 9/16 N/A 9/16 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3227-00 N/A 9/16 N/A 9/16 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3228-00 N/A 9/16 N/A 9/16 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3229-00 N/A 9/16 N/A 9/16 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3230-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3231-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3232-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3233-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3234-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3235-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3236-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3237-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3238-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3239-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3240-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3241-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3242-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3243-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3244-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3245-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3246-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3247-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3248-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
BR3249-00 N/A 3/4 N/A 3/4 N/A .175 N/A 1/4-20 N/A 1/4 N/A 3/8 N/A 30 N/A Brass N/A Large Head
Unit of Measure
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