Keystone Threaded Products - Cleveland, OH
Distributor, Manufacturer, Custom Manufacturer, Service Company
Manufacturer of leveling, worm gear screw, lift & floor jacks. Available in diameters from 1/8 in. to 15 in. & lengths to 20 ft.
www.keystonethreaded.com/index.html

Dometrics, Inc. - Franklin, NC
Distributor
Distributor of standard, high performance & lifting bevel worm gear screw jacks. Jacks are available with up to 12 m/min lifting speeds. Various features of jacks include hardened & hardened or non-hardened shafts & oil & grease lubricated lifting screws. Available in various nominal sizes & designs.
Brand Names: Duff-Norton, Pfaff Silberblau
www.dometrics.com/pfaff-worm-gear-screw-jac...

Sissco Hoist & Crane - Hillsborough, NJ
Distributor, Manufacturer, Custom Manufacturer, Service Company
Manufacturer & distributor of hoists, cranes, runways, electrification, or components to build own. Service, OSHA inspection, installation & testing all available. Hoists, cranes & winch parts all available.
www.sisscohoist.com/hoist-parts.com/

DieQua - Bloomingdale, IL
Distributor, Manufacturer, Custom Manufacturer
Manufacturer & supplier of acme screw & ball screw jacks along with an extensive range of accessories, including all the drive, control, connection & safety components, to provide complete lifting & positioning systems from a single source. Modular housings & multiple mounting options offer design & integration versatility. Both spindle drive & nut drive configurations are available in 12 sizes with capacities from .5 to 100 ton. System 3D drawings provided.
Brand Names: ZIMM
www.diequa.com/products/zimm/screwjack_actu...

Circle Gear & Machine Co., Inc. - Cicero, IL
Manufacturer, Custom Manufacturer, Service Company
Full service custom manufacturer of worm gear screw jacks. Bevel & spiral bevel gears, helical gears, planetary gears, rack/pinion gears, spline gears, sprocket gears, spur gears, worm gears, herringbone (double helical) gears, conventional/external gears, internal gears & gearboxes are also available. JIT delivery available.
www.circlegear.com/about-circle-gear-and-ma...

Metro Hydraulic - Newark, NJ
Distributor, Service Company
Distributor of bottle jacks for applications including use in automotive, industrial, agricultural, marine, recreation & construction industries. Applications include lifting, pushing, spreading, bending, pressing, & straightening. Features include 2 piece zinc plated handle, parkerized pump piston, ram & extension screw, smooth bearing surfaces, & close tolerances. Lightweight forged base provides more steel only where strength is required.
Brand Names: American Forge & Foundry, Enerpac, Forward, Hein Werner, Lift-Rite, Norco, Omega, Porto-Power,...
equipment.metrohydraulic.com/category/mecha...

Eastern Rigging Supply Co., Inc. - Cos Cob, CT
Distributor, Custom Manufacturer
Distributor of worm gear screw jacks. Mechanical, hydraulic toe, modular housing, air inflated, leveling, pallet & ratchet jacks are also available.
www.easternrigging.com/jacks.htm

Dayton Gear - Dayton, OH
Distributor, Custom Manufacturer, Service Company
Manufacturer of spur, helical, bevels, worm & worm gears. Internal/external splines, racks & sprockets. Tool available for variety of pitches, modules & pressure angles; English & Metric dimensions. Reverse engineering capabilities.
www.daytongear.com/

Airmatic Inc. - Malvern, PA
Distributor, Manufacturer, Service Company
Distributor of floor jacks, ball screw jacks, worm gear screw jacks, pump jacks, & hydraulic jacks. Screw jacks consists of semi-steel base that avoids slipping, built-in handle, acme threads & corrugated top turn screws that turn under load. Screw jacks available with a rated capacity ranging from 5 ton-25 ton, closed height of 9 in.-16 1/2 in. & extended height of 13 in.-25 1/4 in. Also available are service jacks with hydraulic cylinder parts for heavy-duty applications
www.airmatic.com/tool-group-power-tools.htm...

Concise Motion Systems - Albuquerque, NM
Distributor, Manufacturer, Service Company
Distributor of screw jacks. Available in 0.25 t to 50 t sizes with inverted spindles, gear boxes, housings and screws. Suitable for lifting, lowering, pivot motion, positioning and compression applications. Replacement parts are also available.

Worm Gear Screw Jacks Products
	Worm Gear Screw Jack

Spantec Systems - Plainview, NY
Distributor, Service Company
Distributor of pneumatic and worm gear screw jacks including hoists. Various types include powered, electric, air, chain, wire rope and ratchet lever hoists. Capabilities include engineering, project management, consultation, supervision, maintenance, planning, OSHA inspection and installation.
www.spantecsystems.com/products-spantec

Highland Controls - Richfield, OH
Distributor, Service Company
Distributor of worm gear screw jacks. Products such as modular linear actuators, ball splines, end bearing supports, electric cylinder actuators, linear shafting, ball screw assemblies, roller screw assemblies, acme screw assemblies, lead screw assemblies, profile rail linear guides, linear slides, bearings & pillow blocks are also available.
highlandcontrols.com/motion-control-product...

Servedio - New Castle, PA
Distributor, Custom Manufacturer, Service Company
Distributor of generator rewinding, electric motor governors, gear housings, motor housings, & worm gear screw jacks. Products include electric motors & controls (AC & DC), power transmission, gearing & belts, pumps, conveyor chain, roller chain, sprockets & belting, & for crane & hoist applications. Repair services like electric motor rewinding, surge testing, core loss testing, hypot testing, dynamic balancing, machine work, generator repair, welder repair, hoist repair, small tool repair, & small motor repair. Engineering, design & fabrication of special application control panels.

Joyce/Dayton Corp. - Kettering, OH
Manufacturer
ISO 9001:2000 manufacturer of machine screw & ball screw jacks & actuators. Numerous variations & accessories available. Application engineering available upon request.
Brand Names: ComDrive, Jax, Joyce Dayton

Omni Gear, Inc. - Houston, TX
Distributor, Manufacturer, Custom Manufacturer
Manufacturer & Distributor Of Enclosed Gear Drives, Gears & Gear Boxes

Precision Technology USA, Inc. - Roanoke, VA
Manufacturer, Custom Manufacturer
Manufacturer & Designer Of Precision Mechanical Linear & Rotary Actuation Equipment Including Lead & Ball Screw Sets,Planetary Roller Screws.

Fare's Industrial Tool & Supply - Corona, CA
Distributor, Custom Manufacturer
Industrial Distributors, General Line

Power/Mation - Saint Paul, MN
Distributor, Custom Manufacturer
Distributor of worm gear screw jacks & gearboxes. Specifications of jacks include capacity ranging from 250 lb. to 250 tons. Screw jacks are available in translating screw, rotating screw, & keyed design.
Brand Names: APEX, Bayside, Brad Harrison, Continental Industries/Eurotherm, Control Techniques, Control...

Nook Industries, Inc. - Cleveland, OH
Manufacturer, Custom Manufacturer
Veteran owned ISO 9001:2000 certified manufacturer of standard & custom worm gear screw jacks including inch ball & machine screw jacks, metric ball jacks & stainless steel screw jacks. Inch ball & machine screw jacks feature load capacities ranging from 1/4 ton to 100 tons. Stainless steel screw jacks feature load capacities ranging from 1300 lbs. to 23000 lbs. Inch ball screw jack lifting screw dia. ranges from 0.625 in. to 4 in. Inch machine jack lifting screw dia. ranges from 0.5 in. to 6 in.

BCS Motion, Inc. - Exton, PA
Distributor
Distributor of screw jacks that are worm gear driven mechanical actuators with load handling capacities from 1/4 ton to 100 ton and 5kN to 200kN. Screw Jacks are available in ball screw and acme screw models with nine different configurations.
Brand Names: Nook