2-56 x 3/8 18-8 Stainless Steel Button Head Socket Cap Screw fits assemblies where reduced head projection and a smooth exposed appearance help protect nearby components or operators. The button head remains above the surface and is chosen for its rounded profile rather than for a recessed installation. The internal hex drive supports socket-key installation where external wrenching space is limited.

Typical applications include instrumentation and commercial equipment, where the stainless material provides a clean look for visible or frequently handled hardware. It can also serve machine covers and equipment housings, where internal hex access supports installation where external wrench clearance is limited. The rounded head profile is useful on visible or frequently handled assemblies.

Engineers may select 18-8 stainless steel for general corrosion resistance, clean appearance, and resistance to normal atmospheric exposure. For the 2-56 thread and 3/8 in. length, the reference head diameter is 0.154-0.164 in. and the head height is 0.038-0.046 in.

Technical Highlights

• Material: 18-8 Stainless Steel
• Thread Size: 2-56
• Length: 3/8 in.
• Nominal Body Diameter: #2 (.086 in.)
• Head Diameter: 0.154-0.164 in.
• Head Height: 0.038-0.046 in.
• Hex-Key Size: 0.050 in.
• Drive Type: Internal Hex

Reference dimensions may vary slightly by manufacturer.

Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.