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Kathysia industrial Co., Ltd was reorganized from Zhengzhou spring factory, which founded in 1957, having more than 60 years of professional experience in this field. Kathysia is a designated spring products supplier by the Chinese ministry of machinery industry, and a member of China spring association.

We Supply all kinds of Springs for all applications, If you can’t find a stock spring for your application, or would like to match a competitor’s spring not offered through this website, Our engineering staff is ready to answer your questions or assist in designing the right spring for your application.

Contact Kathysia Industrial for Your Custom Springs

For better quotations, Please include a self introduction and your special requests(if any)

Reelcraft 82100 OLP 1/2" x 100' Spring Retractable Hose Reel Dual Pedestal All Steel 300psi This spring driven reel is built for heavy duty use with heavy gauge reinforced steel reel, ball bearing spool supports and base, a field-tested swivel and corrosion resistant powder coat finish.Get the SuperCoils Heavy Duty Coil Springs from RealTruck fast with free shipping in the lower 48 United States. Our team of product experts, extensive image galleries, and legendary customer service make it easy to get the right part the first time.SPEC® Heavy Duty compression springs offer quality chrome silicon alloy steel for maximum load & life. Springs have an engineered cross-section that is neither round nor square, but instead rectangular with rounded corners. Material is Chrome Silicon per Associated Spring Specification SV 9254. All parts are right hand wound helix.

Bulldog Heavy Duty Square Jack with Non

The Bulldog Twin Cam Drop Leg Direct Weld Heavy Duty Square Jack is perfect for raising, leveling and supporting your heavy-duty trailer. The jack features a non-spring return drop leg, 12.5 inch travel, 27.5 inch bracket-to-ground retracted height and 53.5 inch extended height, 12,500 lbs. lift capacity and 25,000 lbs. static capacity.

Specializing in Nissan GTR and Mitsubishi Evolution Drivetrain. Skip to content. Home; About Us; Media; FAQs; Installation Services; Customer Cars1pc Heavy Duty Floor Jack Torsion Handle Return Spring Thickening High Quality. Item Details: *3 Ton Horizontal Jack Accessories Hydraulic Jack Handle Torsion Spring *Thickening and quenching treatment *Durable and practical to use *100% brand new and high quality *Color: As Pictures Show *Quantity: 1pc . Package Contents: 1*Torsion SpringLever Return Springs, Yale, Parts & Accessories, Heavy-Duty Lever, Cylindrical Locksets, Locksets & Deadbolts

Throttle Return Spring Primary Heavy Duty

This spring is a HEAVY return spring and will work well for a single return spring application. The racer will have to provide mounting points or RBS can supply the proper mounts at an additional cost if the racer needs. The length of the spring is 5.50" with no stretch on it.

4: Strong and efficient international sales' service A: How much is the MOQ9 (2) If you need big and heavy duty spring , the MOQ is 10 PC (3) If you the more good suggestion , we are willing to listen it .and do it .Even if you have a big delivery that needs to get there fast, you still need to able to stop on a dime, and our heavy-duty truck brakes and parts are made to perform, day after day. We want over-the-road truckers, industrial off-road operators, delivery drivers and other transportation pros to have the best brakes for their trucks and vehicles.Sonnax heavy duty reverse clutch return spring 28320A improves the release rate of the transbrake-equipped GM Powerglide. Packaged in kits of 17 springs, all spring ends are close-wound to prevent arch deflection and then match ground to a uniform length to ensure equal load distribution among all the springs in the clutch assembly.


We strive to offer one of the largest selections of door hinges on the Internet. In addition to selling adjustable spring hinges, double acting spring hinges, ball bearing hinges, residential and commercial, we feature many door accessories like wood screws, hinge door stops, ball catches, flush bolts and more.

Springmasters manufactures compression springs, extension springs, torsion springs and other wireforms such as clock spring. We hold a huge amount ofThe Heavy Duty Series is a very precise machine made for the rigors of every day industrial use. Their versatility makes them well suited for use in custom cabinet shops, school tech departments, lumber yards and home centers, packaging departments, and manufacturing plants.Kuhnke heavy duty solenoids with closed housing and maintenance-free armature bearings for high life expectancy are available as combi type solenoids applying their active force on both sides. Some models also feature an integrated return spring.

Pro Series Square Jack

Perfect for agricultural, construction, livestock or heavy-duty utility applications. Lowest Prices for the best trailer jack from Pro Series. Pro Series Square Jack - Drop Leg w/ Spring Return - Sidewind - 26" Lift - 10,000 lbs part number PS1400950376 can be ordered online at www.zdpwolow.pl or

Double Torsion Wind: It refers to one left hand and one right hand wind on the same spring, typically with the unwound section in between the winds. The two legs of the spring are on the same side. Configurations. Our helical torsion springs are designed for rotary actuation. These springs provide an angular return force too.Heavy Duty SPEC ® Mechanical Compression Springs are open-coil helical springs, in a variety of cross-sections and forms for linear applications. As compression springs are compressed to a shorter height, they provide a force (push) to return the spring back to its normal height.Heavy Duty Gate Spring Zinc Plated 254mm is rated 3.1 out of 5 by 37. Rated 4 out of 5 by Mike68C from Gate Spring fitted with ease After checking on YouTube I learned how to tension the spring as (other comments state) there are no instructions with the spring. Easy enough and it seems to work.

Brake Spring

Specially designed pliers for servicing heavy-duty brakes. List: $21.95. HEAVY-DUTY BRAKE SPRING TOOL. BST4480. Removes and installs larger brake return springs on brakes with or without an anchor pin. heavy-duty forged handles provide leverage to remove and install brake return springs on medium and heavy-duty drum brakes. View Details