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Maryland Precision Spring

Belleville Washers / Disc Springs, Constant Force Springs, & Stampings

Maryland Precision Spring is a full-service manufacturer of precision Belleville washers/disc springs, constant force springs, and custom coiled springs and stampings. Our facility offers state-of-the-art manufacturing, superior quality control systems, and experienced on-site engineering support, ensuring you get precisely the part you need. We also proudly offer prototyping, small-run service, and high-volume production capacity. We are ISO 9001 and AS9100D certified.

Request a quote for your part, or explore our Belleville & Disc Spring Catalog for more information.

Shop in-stock parts including Belleville washers and disc springs or request a quote to order custom parts.

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Our Products

  • Our Belleville washers and disc spring ODs ranges from .25" to 10". We manufacture both stock and custom parts and offer an extensive variety of styles, materials, and finishes.

  • We manufacture constant and variable force springs in a variety of sizes and end configurations. We produce strip widths from 0.062" to 2", lengths from 12" to 60", and thicknesses between 0.0016" and 0.031".

  • We manufacture custom springs and wire forms up to 0.312" wire diameter using CNS and mechanical coilers. We offer a variety of spring styles, configurations, materials, and finishes.

  • Our facility has both four slide and rotary forming capabilities. We offer multiple material and finish options as well as on-site laser etching and prototyping for stamped components.

Quality Manufacturing Meets Expert Engineering

As a full-service manufacturer of Belleville washers, constant force springs, coiled springs, and stampings, we offer superior customer support, engineering assistance, prototyping, in-house quality control, and production at almost any volume—from 10 pieces to a million. Our disc springs, constant and variable force springs, and custom springs and stampings are manufactured using state-of-the-art CNC machining and stamping systems, including rotary-slide, multi-slide, and four-slide.

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Quality & Compliance


Our engineering team is well-versed in custom manufacturing for products for a variety of industries, including those listed below.

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Our custom springs, washers, and stampings are custom-made to your specs. Request a quote today. Someone will reach out in 24 hours or less.