For drawings calling out 1/4-20 x 7/8, this 18-8 stainless hex head fastener supports assemblies where top-drive clearance is not required. In this size range it is treated as a hex head cap screw, with the hex head driven by external tooling rather than an internal socket.
Common application reviews include outdoor general-service equipment, frames, and adjustment brackets. Use it through a clearance hole with a nut or into a prepared tapped hole when the drawing calls for a stainless hex-head fastener.
18-8 stainless steel is an 18% chromium and 8% nickel austenitic stainless material used for ordinary atmosphere, moisture exposure, washdown, and clean appearance. Cold Headers serves maintenance and production needs where exact-size stainless hardware matters more than generic substitution.
Technical Highlights
- Material: 18-8 Stainless Steel
- Thread Size: 1/4-20
- Length: 7/8 in.
- Head Style: Hex
- Drive: External Hex (wrench or socket driven)
- Width Across Flats: 1.285-1.312 in.
- Wrench Size: 1 5/16 in.
- Head Height: 0.531-0.563 in.
- Dimensional Standard: ASME B18.2.1
- Material Standard: ASTM F593
Call 773-775-7900 or email Sales@coldheaders.com for pricing, availability, or a quote.
