Jiaxing Xingjie Machinery Co., Ltd. is one of the most reliable manufacturers and suppliers of industrial wheels and castors in China. With a professional production team, we are able to meet the needs of the majority of our customers. Welcome to buy premium industrial wheels and castors made in China here from our factory.
Products Description
The 5-inch medium duty industrial swivel caster is a versatile mobility solution engineered for material handling equipment, workshop carts, production line trolleys, and light industrial machinery. With a 120-140kg load capacity per caster, this industrial caster provides reliable support for medium-weight applications where maneuverability and durability are essential.
The impact on your daily operations: When you move equipment or carts across workshop floors, the caster's ability to swivel smoothly and carry load consistently directly impacts operational efficiency. The 360° swivel design ensures effortless steering, while the precision-engineered double ball raceway reduces starting and rolling resistance, so your team spends less effort pushing and more time productive.
The PU (polyurethane) tread offers an optimal balance of floor protection, wear resistance, and rolling efficiency. Unlike hard plastic wheels that can damage floors or rubber wheels that wear quickly, PU provides superior resistance to grease, oil, and abrasive wear, making it ideal for workshops, warehouses, and production environments where floors endure constant traffic.
Available in 3″, 4″, 5″, and 6" diameters with multiple wheel material options - Nylon, PP, PU, and TPR - this caster series adapts to diverse applications, from light-duty carts to medium-duty industrial equipment.
Technical Specifications
|
Parameter |
Specification |
|
Model No. |
305S1ZSX532U |
|
Caster Type |
Swivel Caster |
|
Wheel Diameter |
5 inch (125 mm) |
|
Wheel Width |
32 mm |
|
Wheel Material |
PU (Polyurethane) - other options: Nylon, PP, TPR |
|
Load Capacity |
120 – 140 kg per caster |
|
Mounting Type |
Top Plate |
|
Load Height |
158 mm |
|
Offset |
35 mm |
|
Available Sizes |
3″, 4″, 5″, 6" |
Key Features
120kg Load Capacity - reliable support for medium-duty industrial applications
PU Wheel with Precision Bearings - smooth rolling, low rolling resistance, floor-friendly
360° Swivel Action - effortless maneuverability in tight spaces
Multiple Material Options - Nylon, PP, PU, TPR wheels available for different applications
Multiple Size Options - 3″, 4″, 5″, 6" diameters to match your height and load requirements
Zinc-Plated Steel Bracket - corrosion resistance for extended service life

Why Choose TENG® Casters?
30+ Years of Manufacturing Excellence
Xingteng Group has been manufacturing casters since 1997, with over two decades of continuous innovation and quality improvement. Our experience means we understand not just how to make casters, but how to make them right for your specific application.
ISO 9001:2015 Certified Quality Management
Our quality management system is certified to ISO 9001:2015, ensuring consistent product quality, traceable production processes, and continuous improvement - exactly what industrial buyers expect from a reliable supplier.
TUV Product Certification
Multiple product series, including shopping cart casters (elevator wheels and floor wheels), have passed TUV testing and certification - proof that our products meet internationally recognized safety and performance standards.

RoHS 2.0 Compliant
All products meet RoHS 2.0 European environmental protection standards, ensuring your supply chain remains compliant with international environmental regulations.
In-House Testing Laboratory
Our dedicated testing facility is equipped with dynamic loading testers, impact testers, static pressure testers, hardness testers, brake life testers, salt spray testers, optical profile projector, and caster creep tester - every caster is verified before it leaves our factory.
30,000+ sqm Manufacturing Facility
Annual production capacity exceeding 10 million casters, with over 110 automated production machines including precision injection molding, automatic punching, riveting, and assembly lines.
TENG® - Our Registered Brand
TENG® is registered in China (since 2006) and internationally under the Madrid System in France, Germany, the United States, Japan, Australia, and Canada (since 2012) - proof of our long-term commitment to brand quality and global presence.










FAQ
Q1: What is the load capacity of this 5-inch swivel caster?
A: This medium duty industrial swivel caster has a load capacity of 120–130 kg per caster. When calculating total capacity for a cart or equipment with four casters, please note that the effective load per caster should be calculated as Total Load ÷ 3 (allowing for uneven weight distribution) rather than Total Load ÷ 4.
Q2: What wheel materials are available for this caster?
A: This caster series is available with four wheel material options: PU (Polyurethane) - the standard option offering excellent wear resistance, floor protection, and oil/grease resistance; Nylon - high impact resistance for heavy loads; PP (Polypropylene) - lightweight and chemical-resistant for light-duty applications; and TPR - soft, quiet, and non-marking for floor-sensitive environments.
Q3: How do I choose the right wheel material for my application?
A: Choose PU if you need durability, floor protection, and resistance to oils and greases - ideal for workshops and warehouses. Choose Nylon for high-impact or heavy-load applications where floor marking is not a concern. Choose PP for lightweight, chemical-resistant applications. Choose TPR for quiet operation and non-marking performance on sensitive floors.
Q4: What are the available sizes for this caster series?
A: This caster series is available in 3-inch, 4-inch, and 5-inch diameters. The 5-inch option (featured here) offers the best balance of load height, rolling efficiency, and maneuverability.
Q5: What is the mounting plate specification?
A: The top plate measures 92 × 60.4 mm with bolt hole spacing of 76.2/68.4 × 44.4 mm and bolt hole diameter of 8.75 mm - a standard industrial mounting pattern compatible with most equipment and carts.
Q6: Does this caster swivel smoothly?
A: Yes. This industrial swivel caster features a precision-engineered double ball raceway that ensures smooth 360° swiveling with reduced starting and rolling resistance. The 35mm offset provides excellent maneuverability while maintaining load stability.
Q7: Is this caster suitable for use on uneven floors?
A: The PU wheel provides some shock absorption and performs well on moderately uneven floors. For significantly uneven surfaces or applications requiring maximum shock absorption, we recommend rubber wheels, which offer superior vibration dampening.
Q8: How does the PU wheel perform in terms of floor protection?
A: PU (polyurethane) is widely recognized as one of the best wheel materials for floor protection. Unlike hard nylon or steel wheels that can mark or damage floors, PU provides a non-marking tread that protects warehouse and workshop flooring while still offering excellent wear resistance.
Q9: What is the difference between swivel casters and rigid casters?
A: Swivel casters rotate 360° and are typically used on the front or all positions of carts for steering. Rigid casters (fixed casters) roll only in a straight line and are typically used on the rear of carts to maintain directional stability. For optimal maneuverability, many applications use swivel casters on the front and rigid casters on the back.
Q10: What certifications does Xingteng hold?
A: Xingteng holds ISO 9001:2015 Quality Management certification, TUV Product Certification for multiple product series, and RoHS 2.0 environmental compliance. We are also a recognized AA-level "Contract-Honoring and Credit-Worthy Enterprise" in Zhejiang Province.
Q11: Does Xingteng offer custom caster solutions?
A: Yes. With over 30 years of manufacturing experience and in-house engineering capabilities, we offer custom caster solutions including special sizes, custom materials, specific load requirements, and application-specific designs. Contact our sales team to discuss your requirements.
Q12: What is the typical lead time for this caster?
A: Standard lead time for this caster model is typically 20-45 days depending on order quantity and wheel material selection. For urgent requirements, please contact our sales team for expedited options.
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