TAMPER-PRUF SCREW Button Head Tamper-Resistant Machine Screw
The TAMPER-PRUF SCREW Button Head Tamper-Resistant Machine Screw (MPN 21540) is a 1/4-20 x 3/4 L fastener supplied in a pack of 25. It features a 5/32 in drive size, designed for applications requiring a secure…
SKU 3G-OTH-689195
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
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Product Description
The TAMPER-PRUF SCREW Button Head Tamper-Resistant Machine Screw (MPN 21540) is a 1/4-20 x 3/4 L fastener supplied in a pack of 25. It features a 5/32 in drive size, designed for applications requiring a secure, tamper-resistant fastening solution.
Frequently Asked Questions
What is a TAMPER-PRUF SCREW button head machine screw used for?
This tamper-resistant button head machine screw (MPN 21540) is used in security-sensitive industrial applications where standard fasteners could be removed. It secures panels, guards, and equipment in machining, material handling, and electrical enclosures, preventing unauthorized access.
What are the specifications of the TAMPER-PRUF SCREW 21540?
The TAMPER-PRUF SCREW 21540 is a button head tamper-resistant machine screw with a 1/4-20 thread size, 3/4 in length, and a 5/32 in drive size. It comes in a pack of 25. These specs ensure compatibility with standard tamper-resistant tools for secure fastening.
Where to buy TAMPER-PRUF SCREW 21540 in worldwide?
3G Electric supplies the TAMPER-PRUF SCREW 21540 button head machine screw to worldwide locations. As a global industrial solutions provider, we handle full logistics and customs clearance to deliver this fastener to your facility, ensuring a smooth procurement process.
How to install a tamper-resistant button head machine screw?
Install the TAMPER-PRUF SCREW 21540 using a 5/32 in tamper-resistant driver bit. Apply moderate torque to seat the button head flush against the surface. Avoid over-tightening to prevent thread stripping. Use thread-locking compound for vibration-prone applications.
TAMPER-PRUF SCREW Products
3G Electric supplies TAMPER-PRUF SCREW button head tamper-resistant machine screws. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.