Check the listing for details. JAY R. SMITH MFG. SC-30-1. Condition: Used. Listed at 64.99 USD. Tap here for more details on JAY R. SMITH MFG. SC-30-1This Jay R. Smith Mfg. Co drain fitting, model SC-30-1, is a high-quality product suitable for various plumbing and industrial applications. The brand is known for its durability and reliability, making it a top choice for professionals.This fitting is designed to connect to pipes and tubes, ensuring a secure and leak-free installation. It is compatible with a range of materials and is easy to install, making it a versatile and practical option for any plumbing or industrial project.