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 #4-40 x 3/8 in Pan Head Spanner Drive Machine Screw - Pan Head Tamper-Resistant Machine Screws
TAMPER-PRUF SCREWPan Head Tamper-Resistant Machine Screws

TAMPER-PRUF SCREW #4-40 x 3/8 in Pan Head Spanner Drive Machine Screw

The Tamper-Pruf Screw Tamper Resistant Screw is a #4-40 thread size, 3/8 in long, stainless steel, plain finish, pan head, spanner drive machine screw, supplied in a 50-pack (MPN 120910, Drive Size #4). 3G Electric…

SKU 3G-OTH-688921

Brand
TAMPER-PRUF SCREW
Item
#4-40 x 3/8 in Pan Head Spanner Drive Machine Screw
Part Number
120910
Category
Pan 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

Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

TAMPER-PRUF SCREW
Manufacturer Part Number
120910
Type
Stainless Steel, Plain, Pan, Spanner, 50 PK
Lg
3/8 in
Drive Size
#4

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 Tamper Resistant Screw is a #4-40 thread size, 3/8 in long, stainless steel, plain finish, pan head, spanner drive machine screw, supplied in a 50-pack (MPN 120910, Drive Size #4). 3G Electric sources this genuine OEM fastener as part of our broader industrial supply capability across 14 departments, with specialist depth in combustion, pumps and controls.

Frequently Asked Questions

What is a Tamper Resistant Screw #4-40 used for?

A Tamper Resistant Screw #4-40 is used in security-sensitive applications where standard screws can be removed. The spanner drive requires a special tool, deterring tampering in electronics, panels, and public fixtures. 3G Electric supplies this genuine Tamper-Pruf Screw fastener as part of our industrial sourcing across 14 departments.

What are the specifications of the Tamper-Pruf Screw 120910?

The Tamper-Pruf Screw 120910 is a #4-40 thread size, 3/8 in long, stainless steel, plain finish, pan head, spanner drive machine screw. Drive size is #4. It comes in a 50-pack. 3G Electric sources this genuine OEM fastener for industrial maintenance and security applications.

Where to buy Tamper Resistant Screws worldwide?

3G Electric supplies Tamper Resistant Screws worldwide, handling full logistics and customs clearance. We source genuine Tamper-Pruf Screw fasteners like the #4-40 x 3/8 in spanner drive. Contact us for availability and delivery to your location across 14 industrial departments.

How to install a spanner drive tamper resistant screw?

Install a spanner drive tamper resistant screw using a matching spanner bit or driver. Apply moderate torque to avoid stripping the two-pin recess. Use stainless steel screws in corrosive environments. 3G Electric supplies genuine Tamper-Pruf Screw fasteners and can advise on proper tooling for your application.

Not sure this is the right part? Photo-identify it

TAMPER-PRUF SCREW Products

3G Electric supplies TAMPER-PRUF SCREW pan 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
This tamper-resistant machine screw features a pan head with spanner drive, requiring a special tool for installation and removal. Made of stainless steel with a plain finish, it is suited for applications where security and corrosion resistance are needed. Supplied in a 25-pack
TAMPER-PRUF SCREW
This tamper-resistant machine screw features a pan head with spanner drive, requiring a special tool for installation and removal. Made of stainless steel with a plain finish, it is suited for applications where security and corrosion resistance are needed. Supplied in a 25-pack
Stainless steel pan head machine screw with spanner drive for tamper resistance. Plain finish. Thread size 1/4"-20, length 1 inch, drive size #14. Supplied in a 25-pack. Used in security-sensitive applications such as industrial machinery panels and electrical enclosures where unauthorized removal is a concern
TAMPER-PRUF SCREW
Stainless steel pan head machine screw with spanner drive for tamper resistance. Plain finish. Thread size 1/4"-20, length 1 inch, drive size #14. Supplied in a 25-pack. Used in security-sensitive applications such as industrial machinery panels and electrical enclosures where unauthorized removal is a concern
Stainless steel pan head machine screw with spanner drive for tamper resistance. #6-32 thread, 1/2 in length, plain finish. Drive size #6. Supplied in a 50-pack. Used in security applications where standard fasteners are vulnerable to removal, such as securing panels, equipment enclosures, and public fixtures
TAMPER-PRUF SCREW
Stainless steel pan head machine screw with spanner drive for tamper resistance. #6-32 thread, 1/2 in length, plain finish. Drive size #6. Supplied in a 50-pack. Used in security applications where standard fasteners are vulnerable to removal, such as securing panels, equipment enclosures, and public fixtures
Tamper Resistant Screw: 1/4"-20 Thread Size, 3 in Lg, Stainless Steel, Plain, Pan, Spanner, 10 PK (MPN 121361)
TAMPER-PRUF SCREW
Tamper Resistant Screw: 1/4"-20 Thread Size, 3 in Lg, Stainless Steel, Plain, Pan, Spanner, 10 PK (MPN 121361)
This #8-32 thread, 3/8 in long machine screw features a stainless steel plain finish, pan head, and spanner drive for tamper resistance. The #8 drive size requires a specialized tool for installation and removal. Commonly used in security-sensitive applications such as securing panels, equipment enclosures, and public fixtures
TAMPER-PRUF SCREW
This #8-32 thread, 3/8 in long machine screw features a stainless steel plain finish, pan head, and spanner drive for tamper resistance. The #8 drive size requires a specialized tool for installation and removal. Commonly used in security-sensitive applications such as securing panels, equipment enclosures, and public fixtures
This #10-32 thread size, 4-inch long machine screw features a pan head with a spanner drive for tamper resistance. Made of stainless steel with a plain finish, it is supplied in a 25-piece pack. Suitable for applications where a secure, non-standard drive is required to deter unauthorized removal
TAMPER-PRUF SCREW
This #10-32 thread size, 4-inch long machine screw features a pan head with a spanner drive for tamper resistance. Made of stainless steel with a plain finish, it is supplied in a 25-piece pack. Suitable for applications where a secure, non-standard drive is required to deter unauthorized removal
This #8-32 thread size, 3/4 in long pan head machine screw features a spanner drive for tamper-resistant applications. Made of stainless steel with a plain finish, it is supplied in a 25-pack. Drive size is #8. Suitable for use in security-sensitive assemblies where unauthorized removal must be prevented
TAMPER-PRUF SCREW
This #8-32 thread size, 3/4 in long pan head machine screw features a spanner drive for tamper-resistant applications. Made of stainless steel with a plain finish, it is supplied in a 25-pack. Drive size is #8. Suitable for use in security-sensitive assemblies where unauthorized removal must be prevented
#4-40 thread, 1/2 in long, stainless steel, plain finish, pan head, spanner drive machine screw. Supplied in a 50-pack. Used in security-sensitive applications such as electronics enclosures, public fixtures, and industrial equipment where a tamper-resistant fastener is required
TAMPER-PRUF SCREW
#4-40 thread, 1/2 in long, stainless steel, plain finish, pan head, spanner drive machine screw. Supplied in a 50-pack. Used in security-sensitive applications such as electronics enclosures, public fixtures, and industrial equipment where a tamper-resistant fastener is required