AN, AS, MS Aerospace Fittings Manufacturer | USA Made | Tri-Fitting

Built for Precision. Trusted in Aerospace.

AS9100D/ISO 9001:2015 and NADCAP CERTIFIED

Manufacturing high quality AN, AS, and MS standard fittings engineered for reliability in demanding aerospace and defense systems.

Built for Precision. Trusted in Aerospace.

AS9100D/ISO 9001:2015 and NADCAP CERTIFIED

Manufacturing high quality AN, AS, and MS standard fittings engineered for reliability in demanding aerospace and defense systems.

Built for Precision. Trusted in Aerospace.

Manufacturing high quality AN, AS, and MS standard fittings engineered for reliability in demanding aerospace and defense systems.

AS9100D/ISO 9001:2015 and NADCAP CERTIFIED

@ TRI FITTING MFG COMPANY

Quality Aerospace Fittings You Can Depend On.

Tri-Fitting Mfg. Company is a trusted manufacturer of precision hydraulic fittings serving the aerospace, military, and commercial industries. Since 1977, we have specialized in producing high quality AN, AS, and MS standard fittings designed for reliability in demanding fluid system applications. With a strong commitment to precision manufacturing, quality control, and dependable delivery, Tri-Fitting continues to support customers who require consistent performance and trusted components.

FLARED FITTINGS

Flared Fittings are engineered for aerospace fluid systems, delivering secure connections. Built to AN, AS, and MS standards, they ensure durability, reliability, and consistent performance.

FLARELESS FITTINGS

Flareless fittings are in testing and approval stages, with expected approval by January 2027 or sooner for MS21921-4J and MS21921-6J. Contact our team.

MANUFACTURING CAPABILITIES

Advanced manufacturing capabilities supporting aerospace production where precision, efficiency, and just-in-time scheduling are essential, ensuring consistent quality and delivery.

AS9100D/ISO 9001:2015 NADCAP CERTIFIED

AS9100D/ISO 9001:2015 and NADCAP certified, ensuring quality, traceability, compliance.

QUALITY CONTROL

Ensuring precision, consistency, and compliance through reliable, process-driven quality control systems and continuous improvement.

CHECK AVAILABILITY

Quickly check available inventory by submitting your request, and receive prompt, accurate availability and response.

Trusted Hydraulic Fittings Since 1977

Proudly Made in the USA.

At Tri Fitting Mfg., every product we manufacture is proudly made in the United States. Our commitment to domestic manufacturing allows us to maintain strict quality control, ensure reliable production, and deliver the precision and consistency our customers depend on. By keeping our manufacturing in the USA, we support American industry while providing high-quality components built to meet the demanding standards of aerospace and advanced industrial applications.

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