Employee-owned Stockwell Elastomerics is a Philadelphia manufacturer known for helping technology-sector engineers solve difficult sealing problems on compressed timelines. Its U.S. operation supports demanding applications with rapid prototyping, deep elastomer inventory, and in-house production, serving customers whose equipment must perform in harsh environments. The company’s quality system is certified to AS9100:2016 and ISO 9001:2015, and it is ITAR registered.
AS9100:2016
ISO 9001:2015
ITAR Registration
Registration
UL 94 Flame Rating
Compliance program
USP Class VI Silicone
Compliance program
Stein Seal CompanySince 1955, Stein Seal Company has designed and manufactured custom seals and precision components for demanding aerospace, nuclear, marine and industrial equipment. The privately owned company has grown from five employees in rented space to more than 200 employees and over 100,000 square feet at its specialized manufacturing facility, with engineering, repair and dynamic testing capabilities under one roof. Its Pennsylvania operation holds ISO 9001:2015 and AS9100D certifications, along with NADCAP approvals and FAA and EASA repair-station certifications.336412KULPSVILLE, PA
Mason Rubber Company, IncStarted by Bruce Mason in a garage in 1982, Mason Rubber Company makes custom molded and fabricated rubber parts for demanding applications. The Trevose, Pennsylvania manufacturer works from concept and tooling through production and end-of-life runs, with particular experience troubleshooting difficult parts and producing rubber bonded to other substrates. Its quality system conforms to ISO 9001:2015 and AS9100:2016 requirements, and the company is ITAR registered.325212FEASTERVILLE TREVOSE, PA
Corry Rubber CorporationSince 1961, Corry Rubber Corporation has grown from a four-person Pennsylvania shop into a 142,000-square-foot manufacturer of custom precision elastomers and elastomeric composites. Its technical team develops, prototypes, tests and produces parts ranging from tiny seals to 70-pound bonded components, with in-house compounding and laboratory work helping solve demanding designs before production. Corry Rubber remains known for its long-running automotive supply relationships and rubber elbows, first shipped in the company’s opening year.CORRY, PA
Elastostar Rubber CorporationWith more than 22 years of experience, Elastostar Rubber Corporation is a U.S.-based, minority-owned manufacturer in Plain City, Ohio. It develops custom silicone rubber components for demanding industrial customers, supporting projects from early prototypes through production with reverse engineering when needed. Its documented quality credentials include ISO 9001:2015, AS9100D and IATF 16949:2016 certification.PLAIN CITY, OH