Use the 1/2-13 x 1 1/2 18-8 stainless hex head cap screw when the assembly calls for side wrench access and a general-purpose bolt pattern. 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 HVAC equipment, conveyor structures, and retrofit repairs. For washdown or outdoor general-service use, review the actual environment and avoid assuming 18-8 is appropriate for severe chloride exposure.
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: 1/2-13
- Length: 1 1/2 in.
- Head Style: Hex
- Drive: External Hex (wrench or socket driven)
- Width Across Flats: 2.175-2.250 in.
- Head Height: 0.902-0.974 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.
