Master Spring & Wire Form Co. - River Grove, IL
Manufacturer, Custom Manufacturer, Service Company
ISO 9001:2008 certified. Manufacturer of custom single-bodied & double bodied torsion springs with a wire diameter from 0.008 in. to 0.192 in. & with most material types. Many different end configurations on the torsion spring legs. Any finish available. Rush service available for delivery in less than 2 weeks.
www.masterspring.com/

Carlson Capitol Manufacturing - Rockford, IL
Manufacturer, Custom Manufacturer
Manufacturer of spring hinges for lift top cabinets. Products include back mounted & side mounted lid supports as well as lid supports with/without stem or tab. Variety of spring tensions available, from 20 inch lbs. to 140 inch lbs., with left hand or right hand mounting options. Slide materials include brass, brass with Delrin® & hardened steel slides. Available with either statuary bronze or black oxide finish. Industries & markets served include the furniture industry, truck industry, school desk industry, test fixture industry & computer sound cover industry.
www.carlsoncapitol.net/parts.html

Stanley Spring & Stamping Corp. - Chicago, IL
Manufacturer, Custom Manufacturer, Service Company
Certified manufacturer of spring hinges. Precision parts available in prototype, short-run and long-run quantities. Pieces and machined parts serving applications such as metal faceplates, levers and switches, custom specification conical and straight compression springs, mounting brackets, hardware and clips, extension and torsion springs/fasteners and electronics harness assemblies.
www.stanleyspring.com

Alliance Express - Locations
Distributor, Manufacturer, Service Company
ISO 9001 & TS6949 certified manufacturer & distributor of access hardware solutions, including spring loaded corner hinges. Additional industrial hinges and position control devices include leaf, pin on, lift off, side, off set, concealed, corner, and adjustable torque hinges. Hinges are available with high quality materials, including stainless steel pins to prevent any rusting risk and offered in plated or powder coated finishes. Standard parts are in stock and ready for same day shipping.
www.alliance-express.com/spring-loaded-corn...

Rixson-Firemark - Franklin Park, IL
Manufacturer
Manufacturer of closers including overhead concealed closers, pivots, mechanical/electromechanical door holders, floor closers, stops & holders, fire/life-safety products, electrified deadbolts, gate closers, glass storefront hardware, hardware specification writers, technical support, hardware for lead lined doors & fire door hardware.

Sierra Pacific Engineering & Products - Countryside, IL
Distributor, Manufacturer, Custom Manufacturer, Manufacturers' Rep
ISO 9001 certified designer & manufacturer of standard & custom industrial hardware including: handles, hinges, latches, pulls, cam locks. specialists in NEMA enclosure hardware, trailer hardware, & custom hardware.

O' Hare Spring Company, Inc - Des Plaines, IL
Manufacturer, Custom Manufacturer
Mechanical Springs, Wire Forms, Stampings

Quality Hinges, Inc. - University Park, IL
Manufacturer, Custom Manufacturer
Custom Designed Hinges Made To Order In Stainless Steel, Steel, Aluminum, Brass. Continuous & Specials, Military Standards, 18 Gauge Through 3 Gauge

Lyons Service & Supply Co. - Downers Grove, IL
Manufacturer, Custom Manufacturer
Manufacturer of spring & special hinges including butt hinges, plain continuous hinges, continuous hinges with holes, steel pre-plated continuous hinges with holes & electro-galvanized hinges. Hinges can be customized per specifications such as gages, pin dia., knuckle length, open width & length.

Grainger Industrial Supply - Locations
Distributor
Distributor of an extensive array of hinges. Materials of hinges are available in aluminum, metal box, plastic, brass & bronze, nickel & nickel alloy, stainless steel, steel & tin. Types of hinges include A-frame, appliance, architectural, automotive, awning, ball bearing & tip, barrel, basket, bolt on, box, butt, cabinet, cam, cartridge, chest, clinch, concealed, continuous, door, enclosure, extension, flush, folding screen, four bar, friction, gate, heavy duty, industrial, institutional, lift, lockable, plate, safe, sign, slot machine, table, thermally conductive, toilet seat, walk-on & window. Services include 24-hour emergency order response services, inventory management services, safety services, repair and replacement programs, hazardous recycling services and storage/material handling equipment services. 1 year warranty.

Architectural Builders Supply - Park Ridge, IL
Distributor, Manufacturers' Rep
Distributor of spring hinges used for corridors, entrances, stairways, hotels, motels, institutions & commercial buildings application. Spring hinges are available in 3-1/2 in. x 3-1/2 in. to 4-1/2 in. x 4-1/2 in. dimensions.
Brand Names: Hager, Ives, McKinney, Stanley Bostitch

B.E. Atlas Co. - Chicago, IL
Distributor, Manufacturer, Custom Manufacturer
Distributor of hinges including butt, cabinet, door, garage door, piano, screen door, spring, strap & T hinges. Also supplies chrome & brass finishes, corner hinges, heavy Tee hinges, auto hinge pins.

Stocker Hinge Mfg. Co., Inc. - Brookfield, IL
Manufacturer, Custom Manufacturer
Manufacturer of standard & custom industrial hinges in steel, stainless steel, solid brass, aluminum & pre-finished metal materials. Types of hinges include small, lift-off, friction, flush, extruded, single-action, spring, self-closing, surface, t-strap, hook & eye, pivot, plate, extension, clinch, continuous, butt & stop hinges. For industries including automotive, appliance, computer/office equipment boat & ship building, electrical, furniture, sheet metal fabrication & transportation industries. Capabilities include special forming, custom swaging, extruded holes, locating pins & tabs, offsetting, notching, spring-loading, perforating & countersinking, plated or painted finished & other special operations. QS-9000 registered.