1/4"-20 X 1-1/2" Tamper Resistant Machine Screws | Flat Head | Pin-In Hex Socket Drive | 18/8 Stainless Steel (100/Pkg.)
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1/4"-20 X 1-1/2" Tamper Resistant Machine Screws | Flat Head | Pin-In Hex Socket Drive | 18/8 Stainless Steel (100/Pkg.)

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1/4"-20 X 1-1/2" Tamper Resistant Machine Screws | Flat Head | Pin-In Hex Socket Drive | 18/8 Stainless Steel (100/Pkg.)

Mutual Screw & SupplySKU: THF25C150SS
Price:
$48.71per 100( $0.49 each)
Pieces 100
Thread size 1/4-20
Length 1-1/2
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Pin-In Hex Socket Drive
Driver size 5/32
Head style Flat
Weight 2.0 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

Security-focused fasteners for industrial equipment, electrical enclosures, and panel assemblies. These tamper-resistant flat head screws with pin-in hex socket drive provide secure, flush mounting in harsh environments.

Specs

  • Dimensions: Thread size 1/4-20; Overall length 1-1/2"
  • Drive type: Pin-In Hex Socket
  • Material grade: 304 Stainless Steel (18/8)
  • Thread type: 1/4-20 UNC

Features

  • Tamper resistance: Pin-In Hex Socket Drive reduces risk of unauthorized disassembly in control panels, electrical enclosures, and machinery housings.
  • Corrosion resistance: 304 Stainless Steel delivers robust performance in damp and industrial environments, extending service life in hardware assemblies.
  • Flat head profile: Low-profile head enables flush mounting for panel interfaces and minimizes snagging in tight installations.
  • Material: 304 Stainless Steel (18/8) combines good yield strength with reliable corrosion protection for fastener reliability under vibration and thermal cycling.
  • Package quantity: 100 pcs per package for bulk assemblies and OEM production runs
  • Applications: Ideal for OEMs, machine builders, electrical contractors, and panel manufacturers requiring secure, flush fasteners in enclosures and equipment housings
  • Security advantage: Replaces standard flat head screws where tamper resistance is a design requirement, reducing risk of non-authorized maintenance
  • Alternative comparison: Offers a secure option with identical thread compatibility to common 1/4-20 fasteners while adding tamper-resistant capability

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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