Send a part number, a photo, or a whole BOM — we supply it and stand behind it. Worldwide shipping to 80+ countries.

TAMPER-PRUF-SCREW Tamper Resistant Screw: 1/4"-20 Thread Size, 1 1/2 in Lg, Steel, Zinc-Plated - Round Head Tamper-Resistant Machine Screws
TAMPER-PRUF-SCREWRound Head Tamper-Resistant Machine Screws

TAMPER-PRUF-SCREW Tamper Resistant Screw: 1/4"-20 Thread Size, 1 1/2 in Lg, Steel, Zinc-Plated

The TAMPER-PRUF-SCREW 5KA26 is a 1/4"-20 thread size, round head tamper-resistant machine screw, supplied as a 50-pack of steel, zinc-plated, one-way fasteners with a #14 drive size and 1 1/2" length (MPN 141310). 3G…

SKU 3G-OTH-747403

Brand
TAMPER-PRUF-SCREW
Item
Tamper Resistant Screw: 1/4"-20 Thread Size, 1 1/2 in Lg, Steel, Zinc-Plated
Category
Round Head Tamper-Resistant Machine Screws
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

TAMPER-PRUF-SCREW
Manufacturer Part Number
141310
Type
Steel, Zinc-Plated, Round, One-Way, 50 PK
Lg
1 1/2 in
Drive Size
#14
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

TAMPER-PRUF-SCREW Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The TAMPER-PRUF-SCREW 5KA26 is a 1/4"-20 thread size, round head tamper-resistant machine screw, supplied as a 50-pack of steel, zinc-plated, one-way fasteners with a #14 drive size and 1 1/2" length (MPN 141310). 3G Electric sources this genuine OEM fastener across 14 industrial departments — and we supply far more than is listed — with specialist depth in combustion, pumps and controls as an authorised distributor for brands like FBR, Interpump, Riello, Beckett, Schneider, ABB, Siemens, SKF, Festo, and Fluke.

Frequently Asked Questions

What is a Tamper Resistant Screw 1/4"-20 used for?

This one-way round head machine screw is designed for permanent fastening in security-sensitive applications such as public fixtures, equipment enclosures, and safety guards. The one-way drive prevents removal after installation, deterring tampering and vandalism in industrial, commercial, and infrastructure settings.

What are the specifications of the TAMPER-PRUF-SCREW 5KA26?

This tamper-resistant screw has a 1/4"-20 thread size, 1 1/2 in length, #14 drive size, and a round head. It is made of steel with a zinc-plated finish, supplied as a 50-pack. The manufacturer part number is 141310. 3G Electric sources this genuine OEM fastener for global supply.

Where to buy TAMPER-PRUF-SCREW 141310 in worldwide?

3G Electric supplies the TAMPER-PRUF-SCREW 141310 tamper-resistant screw to customers worldwide. As a global industrial solutions provider, we handle full logistics and customs clearance for international delivery. Contact us to order this 50-pack of one-way fasteners for your security fastening needs.

How to install a one-way tamper-resistant screw?

Install using a standard #14 drive bit or screwdriver, driving the screw clockwise until the head is flush. The one-way design allows installation but prevents removal—once tightened, the drive slot shears or resists reverse torque. Use in pre-drilled holes for consistent seating. Always follow manufacturer torque guidelines.

TAMPER-PRUF-SCREW Products

3G Electric supplies TAMPER-PRUF-SCREW round head tamper-resistant machine screws. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from TAMPER-PRUF-SCREW

View all TAMPER-PRUF-SCREW parts
Tamper Resistant Screw: #8-32 Thread Size, 1 in Lg, Steel, Zinc-Plated, Round, One-Way, 100 PK (MPN 141110). Key specifications — Drive Size: #8.
TAMPER-PRUF-SCREW
Tamper Resistant Screw: #8-32 Thread Size, 1 in Lg, Steel, Zinc-Plated, Round, One-Way, 100 PK (MPN 141110). Key specifications — Drive Size: #8.
Tamper Resistant Screw: #10-32 Thread Size, 1 1/4 in Lg, Stainless Steel, Plain, Round, 25 PK (MPN 141516). Key specifications — Drive Size: #10.
TAMPER-PRUF-SCREW
Tamper Resistant Screw: #10-32 Thread Size, 1 1/4 in Lg, Stainless Steel, Plain, Round, 25 PK (MPN 141516). Key specifications — Drive Size: #10.
Tamper Resistant Screw: #10-24 Thread Size, 1/2 in Lg, Steel, Zinc-Plated, Round, One-Way, 100 PK (MPN 141140). Key specifications — Drive Size: #10.
TAMPER-PRUF-SCREW
Tamper Resistant Screw: #10-24 Thread Size, 1/2 in Lg, Steel, Zinc-Plated, Round, One-Way, 100 PK (MPN 141140). Key specifications — Drive Size: #10.
Tamper Resistant Screw: #10-32 Thread Size, 1 in Lg, Stainless Steel, Plain, Round, One-Way, 50 PK (MPN 141515). Key specifications — Drive Size: #10.
TAMPER-PRUF-SCREW
Tamper Resistant Screw: #10-32 Thread Size, 1 in Lg, Stainless Steel, Plain, Round, One-Way, 50 PK (MPN 141515). Key specifications — Drive Size: #10.
Tamper Resistant Screw: #10-24 Thread Size, 1 in Lg, Stainless Steel, Plain, Round, One-Way, 50 PK (MPN 141500). Key specifications — Drive Size: #10.
TAMPER-PRUF-SCREW
Tamper Resistant Screw: #10-24 Thread Size, 1 in Lg, Stainless Steel, Plain, Round, One-Way, 50 PK (MPN 141500). Key specifications — Drive Size: #10.
Tamper Resistant Screw: #6-32 Thread Size, 1 in Lg, Steel, Zinc-Plated, Round, One-Way, 100 PK (MPN 141060). Key specifications — Drive Size: #6.
TAMPER-PRUF-SCREW
Tamper Resistant Screw: #6-32 Thread Size, 1 in Lg, Steel, Zinc-Plated, Round, One-Way, 100 PK (MPN 141060). Key specifications — Drive Size: #6.