MCMILLANCO offers a variety of Springs & Fourslide Stamping Machines for domestic manufacturing companies. With a variety of products and materials, we are dedicated to helping you find the right machine to fit the needs of your company or project. MCMILLANCO leverages its decades of industry experience and our substantial network of suppliers to deliver the best spring stamping solutions time and time again.

We are proud of our MINORITY-OWNED Spring Manufacturer classification, but this is not why customers choose to do business with us. When you do business with Springfield Spring & Stamping, we will meet and exceed your company’s supply-chain excellence metrics for both MBE and non-MBE suppliers.

Get A Quote Today

Download Line Card & Minority Certification

Spring Manufacturing Capabilities

Extension Springs
Torsion Springs

  • Single and double torsion spring options
  • Hinge ends, short hook ends, short offset, straight torsion, and special ends. available.
  • CNC Itaya Wire Former
  • CNC Orimec MLS-10V.

Compression Springs

  • ​Diameters from .008″ to .135″ (.201 to 3.4 mm)
  • Many materials available from brass to high-temperature alloys to music wire
  • Expansive variety of coatings
  • Barrel, conical, variable rate, and hourglass shapes.

Magazine Springs

  • A wide variety of shapes, materials, coatings available​
  • Superior engineering processes ensuring performance and trace-ability

CNC custom wireforms

  • Wire diameters ranging from .008″ to .135″ (.201 to 3.4 mm)
  • Flat wire widths up to .080″ (2.032 mm).
  • Spherical, conical, or pointed ends
  • Materials ranging from stainless steel to beryllium copper to Inconel alloy
  • Finishes spanning black oxide to clear or yellow zinc to phosphate with oi​l

Contract assembly services
Stampings, Brackets and Clips
Air filter clips and accessories



Precision Stamping Tools

28 fourslide stamping machines
Flat strip, round wire and shaped wire materials.
Components up to 2.600″ (66.04 mm) in width.
Wire diameters range from .008″ to .135″ (.201 to 3.4 mm).

  • stainless steel strip
  • annealed stainless steel strip
  • 1050/1074/1095 annealed carbon steel strip
  • 1075/1095 tempered carbon steel strip
  • 1008-1010 low carbon strip
  • many other materials

Precision-engineered stampings, brackets, clips, flat springs and battery contacts


Firearm Springs and Components

  • Magazine Springs & Magazine Catch Springs
  • Compression Springs
  • Torsion Springs
  • Extension Springs
  • Recoil Springs
  • Trigger Springs
  • Hammer Springs (mainsprings)
  • Action Returns
  • Anti Rattle Springs
  • Bolt Springs
  • Detent Springs
  • Ejector Springs
  • Extractor Springs
  • Firing Pins
  • Hammer Pins
  • Lock Pins
  • Plunger Springs
  • Reloader Springs
  • Safety Pins
  • Sear Springs
  • Selector Springs
  • Sight Springs
  • Slide Springs
  • Takedown Springs
  • Wire Forms


Military/Defense Components

  • ISO 9001:2015 Commercial & Medical 13485 – registered quality management systems
  • In-house, CAD-supported tooling design
  • State-of-the art manufacturing equipment
  • Engineering design assistance, tolerance review, and Design for Manufacturability (DFM)
  • Internal model shop for quick-turn prototypes
  • 24-48 hour RFQ response time
  • Custom part-stocking programs and vendor-managed inventory


Medical/Healthcare Components

  • Arthroscopy
  • Endoscopy
  • Laparoscopy
  • Catheters
  • CPR & Resuscitation Equipment
  • Sports Medicine
  • Cardiac Equipment
  • Medical Immobilization Devices
  • Surgical Instruments
  • Handheld Surgical Devices
  • Monitors and Electronics
  • Sports Medicine
  • Drug Delivery Systems
  • Peak Flow Monitors
  • Oxygen Regulators
  • Ventilators
  • Cardiac Equipment
  • Robotics
  • Dental Equipment
  • Wheelchairs

Medical Component Types

  • Medical Springs
  • Medical Stampings
  • Medical Wire Forms
  • Medical Assemblies
  • Medical Clips
  • Medical Battery Contacts,
  • Medical Compression Springs
  • Medical Torsion Springs
  • Medical Flat Forms
  • Medical Brackets
  • Medical Catheter Shaping Wires
  • Medical Polypectomy Snares


Have additional questions about Fourslide Spring & Stamping machines? In search of a quick quote?

Contact Us