#4-40 X 3/8" Tamper Resistant Machine Screws | Flat Head | Pin-In Six Lobe Drive | 18/8 Stainless Steel (100/Pkg.)
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#4-40 X 3/8" Tamper Resistant Machine Screws | Flat Head | Pin-In Six Lobe Drive | 18/8 Stainless Steel (100/Pkg.)

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#4-40 X 3/8" Tamper Resistant Machine Screws | Flat Head | Pin-In Six Lobe Drive | 18/8 Stainless Steel (100/Pkg.)

Mutual ScrewSKU: 0406FTSM
Price:
$34.55per 100( $0.35 each)
Pieces 100
Measurement type Inch
Thread size #4-40
Length 3/8
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Pin-In Six Lobe
Head style Flat
Threads per inch 40
Weight 1.0 lb

WARNING: This product can expose you to chemicals including lead and lead compounds, which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to https://www.P65Warnings.ca.gov.

Description

Industrial fastener solution engineered for precision machinery, control panels, and electronics enclosures. The Flat Head Machine Screw with pin-in six-lobe drive provides secure, flush mounting and tamper-resistant fastening in demanding industrial assemblies.

Specs

  • Dimensions: Length 3/8 inch.
  • Drive type: Six-lobe pin-in security drive (Torx) for tamper-resistant fastening.
  • Material grade: 18/8 Stainless Steel (AISI 304).
  • Thread type: 4-40.

Features

  • Tamper resistance: Pin-in six-lobe drive requires compatible security tooling, reducing unauthorized disassembly in critical installations.
  • Flush mounting: Flat head provides a low-profile, countersunk finish for high-density panel layouts and aesthetic considerations in control housings.
  • Corrosion resistance: 18/8 Stainless Steel delivers durable performance in damp and industrial environments with long service life.
  • Application versatility: Suitable for electronics enclosures, machinery assemblies, appliances, and precision hardware installations requiring secure, flush fasteners.
  • Material integrity: Unplated stainless construction maintains tolerance stability and avoids coating delamination during repeated assembly cycles.

Can We Help?

If you’re not sure that this product is right for you, give us a call!
800-222-0324

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