1/2-13 X 2-1/2" Button Head Cap Screws | Tamper Resistant | Pin-In Socket Drive | 18/8 Stainless Steel (100 / Pkg.)

Mutual ScrewSKU: 5040BPSM

Price:
Sale price$823.74per 100( $8.24 each)
Pieces 100
Measurement type Inch
Thread size 1/2-13
Length 2-1/2
Material 18/8 Stainless Steel
Grade 18/8
Finish Plain
Drive Pin-In Socket
Head style Button
Threads per inch 13
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

Cap screws with button heads and socket drives are engineered for high-density fastening in industrial assemblies. They deliver durable clamping with a low-profile form factor, suited for equipment, machinery, and automotive applications.

Specs

  • Dimensions: Diameter 1/2 inch; Length 2-1/2 inches
  • Finish: Sleek, rounded button head with a clean finish
  • Drive type: Pin-In Socket Drive
  • Material: 304 Stainless Steel (18/8)
  • Thread type: 1/2-13 UNC standard coarse thread

Features

  • Corrosion resistance: 304 stainless steel provides corrosion resistance in indoor and outdoor environments, extending service life in machinery housings, panels, and external assemblies.
  • Low-profile head: Button head geometry minimizes protrusion, reducing interference with covers, guides, and moving parts.
  • Secure drive interface: Socket drive enables reliable torque transfer and repeatable clamping; compatible with standard hex drivers for consistency in automated assembly lines.
  • Thread engagement: 1/2-13 UNC coarse thread delivers robust engagement in common base materials such as steel and aluminum, providing dependable clamp under vibration.
  • Applications: Suitable for machinery, automotive sub-assemblies, equipment enclosures, and outdoor installations where durable, flush fastening is required.

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

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