Products and Capabilities

Products

Valve Spring Retainers

Charter Wire is a leading global supplier of valve spring retainers. We manufacture an assortment of shapes and sizes customized to exacting specifications with in-house tool design. Additionally, all valve spring retainers are subject to 100% verification as part of our final assembly and packaging operation, thus ensuring zero defects to our customers.

Charter Wire is able to offer a single-source purchasing solution for valve spring retainers and valve keys. Our combined offering can help shorten design and development time, improve product quality, facilitate supplier consolidation and improve product performance.

Valve Spring Retainers

Valve Keys

Valve keys are the highest volume product line that Charter Wire currently offers. Parts are precision stamped on a range of modern high speed equipment allowing us to offer a wide variety of single, center and multi-bead valve key designs.

Our capability ranges from 4 to 12 mm in size and are available with either a ground or non-ground face. All valve keys are subject to 100% verification as part of our final assembly and packaging operation, thus ensuring zero defects to our customers.

Charter Wire is able to offer a single-source purchasing solution for valve keys and valve spring retainers that can help shorten design and development time, improve product quality, facilitate supplier consolidation, and improve product performance.

Valve Keys/Collets

Valve Spring Seats

We currently supply Valve Spring Seats in an assortment of shapes and sizes customized to exacting specifications with in-house tool design. Additionally, all valve spring seats are subject to 100% verification as part of our final assembly and packaging operation, thus ensuring zero defects to our customers.

Charter Wire is able to offer a single-source purchasing solution for valve spring retainers, valve keys, and valve spring seats. Our combined offering can help shorten design and development time, improve product quality, facilitate supplier consolidation, and improve product performance.

Valve Spring Seats

Caps Wear Pads

Charter Wire is a major supplier of valvetrain caps and wear pads to a variety of global gasoline and diesel applications. Working closely with our customers, we have been able to significantly reduce cost through re-design and re-processing while meeting performance and dimensional specifications.

Charter is able to use coldforming knowledge and experience to deliver a superior product at a cost savings to our customers. As with our other valvetrain products, Charter uses 100% verification as part of the final assembly and packaging operations, thus ensuring zero defects to our customers.

Caps/Wear Pads

Please contact us today to discuss your specific requirements.

Manufacturing Capabilities

Charter Wire offers complete design, prototyping and manufacturing services for each of our product lines.

Core Technologies

  • Primary Manufacturing Processes
    • Cold Forming
    • Precision Machining
    • Stamping
    • Deburring
    • Sorting/Inspecting/Packaging
    • Automated Manufacture and Assembly
  • Secondary Manufacturing Processes
    • Color Coating
    • Copper Coating
    • Shot Blasting
    • Shot Peening
    • Passivation (Stainless Cleaning)

We continue to invest in new technology that allows us to achieve the peak performance at every step of the design, development, and manufacturing process to ensure the best value for our customers.

Services

  • Full-service engineering capabilities for design, testing and prototyping
  • Collaborative design engineering and R&D in-house
  • Rapid prototyping to shorten product development cycles
  • Prototype capabilities including both machined and production tooled samples
  • JIT manufacturing that incorporates MRP, EDI, and bar-coding capable of communicating with a wide variety of customers systems to support on-time delivery