5/16-18 x 5/8 combines an alloy steel socket set screw body with a nylon tip for applications where the contact surface matters as much as the thread and length.
Typical uses include robotics joints on finished shafts, compact pivots, and controlled-contact positioning details. The internal socket drive keeps installation compact and leaves no external head projecting from the assembly. Nylon is the softer contact choice for delicate finishes and repeated adjustment.
Cold Headers applies nylon and brass tips in-house, which keeps the contact-face detail tied closely to the socket fastener itself. A nylon insert acts on the thread; a nylon or brass tip acts on the mating surface, so the two product families should not be substituted blindly.
Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.
