SA

STS Aerospace

Laconia, NH, United States

Air SystemsMRO & LogisticsDual-use
Component Supplier, Contract ManufacturerSupplies Air Forces
Profile last updated: June 20, 2026

About

STS Aerospace is a defense component supplier based in Laconia, United States working in air systems, mro & logistics.

STS Aerospace is an aerospace fluid conveyance manufacturer that designs and fabricates rigid tubes, manifolds, flexible PTFE and metal hoses, and flex-rigid hybrid assemblies. Its products serve commercial and military aircraft as well as energy, space and marine markets. The company also provides overhaul and repair services for rigid tubes, manifolds, ducts and hose assemblies, and holds FAA, EASA and CAAC Part 145 repair station approvals. Its history traces to businesses such as Titeflex, Kreisler, Scotia Technology and Lewis & Saunders, which were combined under the STS Aerospace name. The company operates across North America, Europe and India, and is part of Smiths Group plc through the Flex-Tek Group.

Location

Laconia, United States

Company type

Subsidiary

Legal name

STS Aerospace

Focus areas

aerospacefluid conveyancerigid tubesflexible hosesPTFE hoseflex-rigid assembliesoverhaul and repairPart 145 repair stationSmiths GroupFlex-Tek

Languages

EN

Products & capabilities

Defense domains

Air SystemsMRO & Logistics

Supply-chain role

Component SupplierContract ManufacturerMRO & Services

What they offer

HardwareManufacturing ServicesMaintenance & RepairEngineering Services

Markets

Also sells to civilian markets

Products

Rigid tubing

Rigid aerospace tube

Precision bent and fabricated rigid tubes and manifolds in alloys such as titanium, CRES and Inconel for aerospace fluid conveyance.

PTFE hose

Flexible hose

Smooth bore, convoluted and annular metallic convoluted PTFE hoses for aerospace fluid transfer, including AS1424 type 2 metal hose.

Flex-rigid hybrid assemblies

Hybrid fluid assembly

Assemblies combining flexible hose and rigid tube sections to reduce vibration, ease installation and cut connection points.

Fuel manifolds

Fluid manifold

Multi-port fuel manifolds supporting commercial and military aviation.

End users

Air Forces

Standards, platforms & customers

Defense standards

AS1424AS620

Named customers

BoeingLockheed MartinBlue Origin

Credentials & affiliations

Certifications

Nadcap accreditation (welding and brazing)

Issued by: Nadcap

Part 145 Repair Station

Issued by: FAA

Part 145 Repair Station

Issued by: EASA

Part 145 Repair Station

Issued by: CAAC

Awards

Elite Supplier Award

Lockheed Martin AeronauticsTop 2% of its 1400 suppliers

Material Delivery and Quality Award

Bell2020

Performance Excellence Award

BoeingSix-time winner

Supplier of the Year nomination

BoeingCollaboration

People

Management & team (1)

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