//Maryland Precision Spring

Maryland Precision Spring

Our Maryland Precision Spring location has been a custom manufacturer of Belleville disc springs & stacks, constant & variable force springs, motor & power springs, retail PoP pushers, reel retrievers, light stampings, and electrical assemblies since 1972. A leading supplier in the Point of Purchase, consumer power tools, and distribution industries, they produce components for a wide range of markets.

By consolidating acquired brands (National Disc Spring and others) into our Maryland Precision Spring capabilities, we ensured the continuation of the selection, quality, and value you have come to expect, allowing for a streamlined manufacturing process, optimized system performance, and ultimate quality control. Maryland Precision Spring products are manufactured with a well-trained and experienced workforce with a strong focus on customer service and engineering design support for integration into your custom application.

MPS also offers value-added assembly service utilizing both out-purchased and in-house components, a wide variety of coating and special packaging options, as well as in-house tooling design, fabrication, and maintenance that ensure fast, economical, and reliable tooling support. Production quantities can range from one to millions of pieces.

Maryland Precision Spring Products

Belleville Washers & Disc Springs - Belleville Spring Stacks

Belleville Washers / Disc Springs

  • OD Range – 1/4″ – 10″
  • Stock inventory in over 700 designs
  • Spring styles including: Contact, finger, flange, serrated, slotted, and flat
  • Military specification (Mil-Spec) disc springs
  • Custom designs
  • Stamping & CNC machining capabilities
  • Belleville stacks
Constant Force Springs - Power Springs, Clock Springs

Constant & Variable Force Springs

  • Motor & power springs
  • Strip widths of .100″ – 2″
  • Thicknesses of .003″ – .031″
  • Lengths from 12″ to 60″
  • Stock inventory in over 200 designs
  • Short lead times
  • Standard and custom end configurations
  • Laser etching
Light Custom Metal Stampings & Flat Spring Products

Light Stampings

  • Tool design & fabrication
  • Four-Slide & Rotary forming capabilities
  • Laser etching
  • Prototype capabilities
Custom Springs & Wireforms - Spring Stove Handles

Springs & Wire Forms

Value Added Assemblies & Subassemblies

Value Added Assemblies

  • Automated assembly operations
  • Supply chain management for outsourced assembly components
  • Reel retrievers & SlideLine pusher systems
  • Brush box motor assemblies
  • Circuit breaker stab assemblies
  • Laminated spring assemblies
Point of Purchase Display Solutions - SlideLine Pushers, Reel Retrievers

POP / Reel Retrievers

  • Constant & variable force springs
  • Complete line of stainless steel stock springs
  • Available in various end details from “T” to “Step” designs
  • Custom engineering design assistance
  • Retractable cable lengths from 6″ to 72″
  • Variety of end fittings

Markets Served


  • Steel
  • Stainless
  • Inconel
  • Brass
  • Copper
  • Beryllium Copper
  • Silver

Plating / Coating Options

  • Phosphate
  • Zinc
  • Hard & Decorative Chrome
  • Silver
  • Nickel
  • Tin
  • Black Oxide
  • Powder Coat

Services & Support

  • Application engineering support
  • Consignment & Kan-Ban inventory
  • EDM prototype production
  • In-house heat treating
  • In-house tool shop
  • Special packaging