Volume Pricing on Inquiry. Call us: 800-501-3808
Most of our casters are assembled and dispatched within 24-48 hours.

Straight Roller Bearing – 1″ x 1-15/16″ x 3″- SRBSP24

$8.58

PN: SRBSP24
In Stock
Please select any add ons you require for your caster and if you are selecting multiple option types, add all of the quantity for the first choice and then make your selections for the second, third, fourth, etcโ€ฆ choices. (Example: 2 With Brakes and 2 Without Brakes)
Volume Pricing on Inquiry. Call us: 800-501-3808

View cart Request for Quote
SKU: SRBSP24Category:

Technical Specifications

1"
Bearing I.D.
1"
Ollie Recommends!
Caster City Recommendation
Ollie Recommends!
1-15/16"
Bearing O.D.
1-15/16"
3"
Bearing Length
3"
Weight
Weight
.35 lbs

Description

  • Bearing Inner Diameter (I.D.) : 1″
  • Bearing Outer Diameter (O.D.) : 1-15/16″
  • Bearing Length : 3″
  • Wheel Bore : 1-15/16″
  • Wheel Hub Length : 3-1/4″

Needle roller bearings are specialized components integrated into industrial caster wheels, featuring long, thin cylindrical rollers that are at least four times longer than their diameter, allowing for a compact design while effectively reducing friction between the wheel and axle. These bearings are commonly used in heavy-duty applications such as carts, machinery, and material handling equipment in warehouses, factories, and workshops, where they enable smooth rolling and directional movement under substantial loads. They are particularly suited for environments requiring space efficiency, as their slim profile fits well in limited spaces without compromising performance, making them a robust choice for industrial casters that need to support weights up to 1,500 lbs or more depending on wheel size.

The primary benefits of needle roller bearings in industrial caster wheels include their high load capacity, which allows them to handle heavy radial forces by spreading weight over a larger surface area, thereby reducing wear and extending the service life of the wheels compared to ball bearings. They prevent stress peaks and minimize rolling friction, approaching near frictionless operation with proper lubrication, resulting in easier movement of heavy equipment, improved durability, and suitability for higher-speed operations in systems like conveyors or power-towed setups. While excelling in radial load support and compactness over tapered bearings, they are less ideal for high axial thrusts but remain a preferred option for demanding industrial tasks where longevity and efficiency are critical.

FAQ

What are needle roller bearings in Caster Cityโ€™s industrial caster wheels?
Needle roller bearings are compact bearings with long, thin rollers (at least four times longer than their diameter) that reduce friction between the wheel and axle. In Caster Cityโ€™s industrial caster wheels, available in 1.5″, 2″, 2.5″, 3″, and 4″ widths, they ensure smooth rolling under heavy loads, perfect for carts, machinery, or material handling equipment. Theyโ€™re built to handle radial forces while keeping the wheel setup small and efficient.

Why does Caster City use needle roller bearings in their industrial caster wheels?
We chose needle roller bearings for their ability to handle heavy loads in a compact design. Their long rollers spread weight over a larger surface, reducing friction and wear compared to ball bearings. This makes them ideal for Caster Cityโ€™s 1.5″ to 4″ wide wheels on heavy-duty equipment like warehouse carts or industrial machinery, where durability and smooth rolling matter most.

Why would someone want to use a caster wheel with needle roller bearings?
Caster wheels with needle roller bearings make moving heavy loads a breeze. They let you roll equipment, carts, or machinery smoothly in any direction (with swivel casters) or straight lines (with rigid ones), saving time and effort. Theyโ€™re perfect for warehouses, factories, or workshops where you need to move heavy stuff easily, with the bearings ensuring long-lasting, low-friction performance in our 1.5″ to 4″ wide wheels.

How do needle roller bearings make Caster Cityโ€™s wheels โ€œfrictionlessโ€?
Theyโ€™re not truly frictionless, but theyโ€™re close! The thin rollers create rolling friction, which is much less than sliding friction, so your wheels roll smoother and last longer. For Caster Cityโ€™s 1.5″ to 4″ wide industrial casters, this means less effort to move heavy loads and reduced wear, especially with proper lubrication to keep things running clean.

What types of needle roller bearings are in Caster Cityโ€™s industrial caster wheels?
We use high-quality steel or stainless steel needle roller bearings in our 1.5″, 2″, 2.5″, 3″, and 4″ wide wheels, with sizes like 3/4โ€ ID x 1-3/16โ€ OD for some models. These include caged needle bearings for higher speeds and drawn cup versions for compact, high-load applications. Check specific wheel models for exact bearing sizes.

Can I buy needle roller bearings from Caster City to repair my caster wheel?
Yes, you can! Caster City sells needle roller bearings for repairs, like our 3/4โ€ ID x 1-3/16โ€ OD bearings for 1.5″ to 4″ wide wheels. Just match the bearing size to your wheelโ€™s specs, and you can replace worn-out bearings to restore smooth rolling. Contact us to find the right bearing or repair kit for your caster.

How do I maintain needle roller bearings in Caster Cityโ€™s caster wheels?
Lubricate them regularly with grease or oil suited for your wheelโ€™s environmentโ€”check the specs for the right type. Caster Cityโ€™s 1.5″ to 4″ wide wheels often include lubrication fittings for easy maintenance. Donโ€™t overdo it, as excess grease can attract dirt. Ensure proper alignment during installation to avoid uneven wear, and inspect periodically for debris or damage.

Can Caster Cityโ€™s needle roller bearings handle heavy industrial loads?
Absolutely! Needle roller bearings are designed for high radial loads, making them perfect for Caster Cityโ€™s 1.5″ to 4″ wide wheels on heavy machinery, warehouse dollies, or power-towed equipment. They support loads up to 1,500 lbs or more, depending on the wheel size and bearing type, without sacrificing smoothness or durability.

Are needle roller bearings in Caster Cityโ€™s wheels good for high-speed applications?
Yes, especially our caged needle roller bearings, which reduce roller friction for smoother operation at higher speeds. Theyโ€™re great for applications like automotive or conveyor systems using our 1.5″ to 4″ wide wheels. For best results, use proper lubrication and ensure precise alignment. If speed is critical, let us know your needs, and weโ€™ll match the right bearing to your wheel.

How do needle roller bearings compare to other bearings in Caster Cityโ€™s wheels?
Compared to ball bearings, needle roller bearings handle heavier radial loads in tighter spaces, ideal for our 1.5″ to 4″ wide industrial casters. Theyโ€™re more compact than tapered bearings but less suited for high axial (thrust) loads. For lighter or quieter applications, we offer precision ball bearings, but needle rollers shine for heavy-duty, durable performance in Caster Cityโ€™s wheels.

Our #1 goal is to help you find the best caster and wheels for your needs. If you need help finding the right casters, contact our team of professionals. You can also customize many of our casters with a variety of options such as swivel locks, wheel brakes and zerk fittings. We ship our products from assembly plants in Georgia, Pennsylvania, Virginia, Texas, Nevada and Canada. Whether youโ€™re a one-man shop or a global giant, we can provide you with: We specialize in Business to Business, however, consumer orders are gladly accepted and we can provide you with:

  • Fastest Lead Time in the Industry
  • Caster performance data.
  • Comparative data.
  • Customized caster solutions.
  • Help with caster solutions.
  • Case studies by industry or application.
  • Manufacturer and Distributor of over $25 million dollars in Finished Component Partsย 
  • Majority of Orders Processed and Shipped in 2 Days or Less
Call us during the design phase of your project, we can help you avoid costly modifications once fabrication has started. We guarantee what we recommend.Industrial & Heavy Duty Casters | Caster City

If you have any questions about your measurements, please call 800-501-3808