1"-8 x 2‑3/4" Stainless Steel 304 B8 Heavy Hex Head Cap Screw, Full Thread, ASTM A193 Class 1

This 1"-8 x 2‑3/4" full‑thread heavy hex head cap screw is manufactured from Type 304 stainless steel and produced to ASTM A193 Grade B8, Class 1, offering dependable mechanical strength and corrosion resistance for heavy industrial fastening applications. The full‑thread design provides continuous thread engagement along the entire shank, making it well suited for assemblies requiring uniform clamping force and flexibility in nut positioning. The heavy hex head increases bearing surface and provides superior wrench engagement, supporting controlled torque application in high‑load installations. Commonly specified for piping systems, flanged joints, pressure connections, and equipment assemblies, this fastener resists rust, oxidation, and environmental exposure, delivering consistent performance and long service life in indoor, outdoor, and moderately corrosive environments.