12 best needle roller bearings
Needle roller bearings are a type of roller bearing widely used in various industrial applications, known for their high load-carrying capacity and compact design. They belong to the family of rolling element bearings, which reduce friction between moving parts and enable smoother motion. Here's some important information about needle roller bearings:
Design: Needle roller bearings are named for their cylindrical rollers, which are long and thin like needles. These rollers have a much smaller diameter compared to their length, giving them the "needle" appearance. The slender design allows them to handle high radial loads while maintaining a compact form factor.
Rolling Elements: In needle roller bearings, the rolling elements are needle-shaped cylindrical rollers, as opposed to the larger, spherical rollers found in other types of bearings. This design minimizes friction and provides excellent load-carrying capacity.
Applications: Needle roller bearings are commonly used in applications with limited radial space and high radial load requirements. They are ideal for use in automotive transmissions, industrial gearboxes, engines, and various machinery where space is a constraint.
Load Capacity: Needle roller bearings are well-suited for handling both radial loads (perpendicular to the axis of rotation) and axial loads (parallel to the axis).Their unique design allows them to distribute the load over a larger surface area, reducing stress on individual rollers.
Variants: Needle roller bearings come in various configurations, including single-row, double-row, and full-complement designs. Single-row needle roller bearings have a single row of needles, while double-row versions have two rows of needles for increased load capacity.
Cage or Full-Complement: Some needle roller bearings have a cage that separates the rollers, preventing them from touching each other. Others have a full-complement design, where the rollers are in direct contact. Cage designs reduce friction but may have lower load-carrying capacity compared to full-complement bearings.
Seals and Lubrication: Proper lubrication is crucial for the performance and longevity of needle roller bearings. They may come with seals or shields to protect the internal components from contaminants and retain lubrication.
Mounting: Careful installation and alignment are essential when using needle roller bearings. Proper mounting ensures that the load is distributed evenly across the rollers, maximizing their lifespan and performance.
Maintenance: Needle roller bearings generally require minimal maintenance, but regular inspections and lubrication are recommended to prevent premature wear and failure.
Advantages: The key advantages of needle roller bearings include their high load capacity, compact design, and suitability for applications with limited space. They are also known for their relatively low friction and efficient power transmission.
In summary, needle roller bearings are a critical component in various industrial and mechanical systems where space constraints and high load-carrying capacity are important considerations. Their unique design and efficient performance make them a reliable choice for many applications in the industrial and scientific fields.
Below you can find our editor's choice of the best needle roller bearings on the market
ToToT 6 Sets Thrust Needle Roller Bearings NTA1220+2TRA Thrust Needle Roller Bearing with Two Washers 3/4
ToToT
Product description
Specification:
Type: Thrust Needle Roller Bearing
Bearing No.: NTA1220+2TRA
Material: Steel
Bore Diameter (d): 3/4" / 19.05mm
Outside Diameter (D): 1-1/4" / 31.75mm
Bearing Thickness (T1): 5/64" / 1.984mm
Washer Thickness (T2): 0.8mm
Total Thickness: 3.584mm
Dynamic Load Capacity (Cr): 7873N
Static Load Capacity (Cor): 27088N
Maximum Rotational Speed (Oil): 14000rpm
Package includes: 6 x Thrust Needle Roller Bearings NTA1220+2TRA + 12 x Washers
This Needle Roller Thrust Bearings provide a high degree of stiffness within a minimum axial space. It has a smaller cross-section than a standard thrust bearing for use in restricted spaces.
These bearings to accommodate heavy axial loads and peak loads due to small diameter deviation of the rollers within one assembly.
Thrust Bearings can be combined with washers in applications where adjacent components cannot serve as raceways.
Rolling bearings are used in a range of applications from agricultural machinery to conveying equipment, robotics, elevators, rolling mills, ship rudder shafts, and aggregate crushers, among others.
- The needle roller thrust bearing can only bear axial load in one direction
- Used in combination with two thrust washers for applications where adjacent machine components cannot be used as raceways
- Steel cage guide rail and evenly distributed rollers to reduce friction, vibration and noise
- The hardened chromium steel roller has heat resistance and durability under heavy load
- Rolling bearings are widely used, ranging from agricultural machinery to conveying equipment, robots, elevators, rolling mills, rudder shafts and aggregate crushers
uxcell RC081208 Needle Roller Bearings, One Way Bearing, 1/2" Bore 3/4" OD 1/2" Width 5pcs
uxcell
Product description
Specification:
Model: RC081208
Drawn Cup Material: ST14 Steel
Needle Roller Material: Chromium Steel (GCr15)
Bore Diameter (Fw): 1/2"
Outside Diameter (D): 3/4"
Width: 1/2"
Torque: 7.9N*m
Number of Pack: 5 Pcs
Description:
-Drawn Cup Needle Roller Bearing features a deep drawn, thin-walled outer ring. They are compact bearings with high load carrying capacity and stiffness.
-These bearings are especially suitable for high dynamic loads or radial-limited installation. They are mounted with a tight interference fit in the housing.
-Shoulders or snap rings are not required to locate the bearing axially, thus enables a simple and economic design of the housing bore.
-For various applications such as agricultural and construction equipment, pumps and compressors, and two-cycle engines, among others.
-NOTE: Install with press machine or special tools instead of hammers because beating may lead to local deformation.
- Model: RC081208 (I.D. (Fw)= 1/2inch, O.D. (D)= 3/4inch, Width (C)= 1/2inch)
- ST14 steel drawn cup, GCr15 needle rollers one way clutch
- Good heat tolerance, high load carrying capacity and stiffness
- Low cross section, enable downsizing and suit for use in restricted mounting spaces
- Pre-Lubricated. Good running properties
uxcell Needle Roller Bearings, One Way Bearing, 8mm Bore 14mm OD 12mm Width
uxcell
Product description
Specification:
Drawn Cup Material: ST14 Steel
Needle Roller Material: Chromium Steel (GCr15)
Bore Diameter (Fw): 8mm
Outside Diameter (D): 14mm
Width: 12mm
Torque: 5N*m
Rotating Shaft Limiting Speed: 16000rpm
Rotating Outer Ring Limiting Speed: 12000rpm
Number of Pack: 1 Pcs
Description:
-Drawn Cup Needle Roller Bearing features a deep drawn, thin-walled outer ring. They are compact bearings with high load carrying capacity and stiffness.
-These bearings are especially suitable for high dynamic loads or radial-limited installation. They are mounted with a tight interference fit in the housing.
-Shoulders or snap rings are not required to locate the bearing axially, thus enables a simple and economic design of the housing bore.
-For various applications such as agricultural and construction equipment, pumps and compressors, and two-cycle engines, among others.
-NOTE: Install with press machine or special tools instead of hammers because beating may lead to local deformation.
- Size: (I.D. (Fw)= 8mm, O.D. (D)= 14mm, Width (C)= 12mm)
- ST14 steel drawn cup, GCr15 needle rollers one way clutch
- Good heat tolerance, high load carrying capacity and stiffness
- Low cross section, enable downsizing and suit for use in restricted mounting spaces
- Pre-Lubricated. Good running properties
uxcell NTA3244 Thrust Needle Roller Bearings 2" Bore 2-3/4" OD 5/64" Width 5pcs
uxcell
- [MODLE] - Bearing Model: NTA3244 (I.D.=2", O.D.=2-3/4", Thickness=5/64")
- [MATERIAL] - Chromium steel rollers for heat tolerance and durability under heavy loads; Steel cage guides and evenly spaced rollers for reduced friction, vibration, and noise
- [FEATURES] - Needle Roller Thrust Bearings can accommodate axial loads in one direction only
- [FUNCTION] - These rollers are used to reduce friction of a rotating surface. It can serve as raceways in the faces of adjacent machine components
- [CAPABILITY] - 115.2kN Static Load Capacity, 19.57kN Dynamic Load Capacity, 6200RPM Maximum Rotational Speed
Product features
Thrust Needle Roller Bearings
- In applications where the faces of adjacent machine components can serve as raceways, needle roller thrust bearings take up no more space than a conventional thrust washer.
- Needle bearings are usually lubricated with grease, but oil or oil-mist lubrication is preferred for heavy-duty or high-speed applications.
Chrome Steel Rollers
- A needle roller bearing is a bearing that uses small cylindrical rollers.
- These rollers are used to reduce friction of a rotating surface.
Koyo BH-1616 Needle Roller Bearing, Full Complement Drawn Cup, Open, Inch, 1" ID, 1-5/16" OD, 1" Width, 5200rpm Maximum Rotational Speed, 15800lbf Static Load Capacity, 8200lbf Dynamic Load Capacity
Koyo
Product description
- Drawn cup needle roller bearing for applications with high dynamic loads
- Drawn steel outer shell (cup) has a reduced cross-section for use in restricted spaces
- Full complement of rollers for higher radial load capacity than caged rollers
- Through-hardened, high-carbon chromium steel rollers for heat tolerance and durability under heavy loads
- Meets standard ASTM F2162 for quality assurance
User questions & answers
| Question: | Is this an upgrade from a Torington J |
| Answer: | J1010 IS A CAGED NEEDLE ROLLER BEARING BH IS A DIFFERANT SIZE AN IS NOT CAGED |
uxcell Needle Roller Bearings, One Way Bearing, 8mm Bore 14mm OD 12mm Width 3pcs
uxcell
Product description
Specification:
Drawn Cup Material: ST14 Steel
Needle Roller Material: Chromium Steel (GCr15)
Bore Diameter (Fw): 8mm
Outside Diameter (D): 14mm
Width: 12mm
Torque: 5N*m
Rotating Shaft Limiting Speed: 16000rpm
Rotating Outer Ring Limiting Speed: 12000rpm
Number of Pack: 3 Pcs
Description:
-Drawn Cup Needle Roller Bearing features a deep drawn, thin-walled outer ring. They are compact bearings with high load carrying capacity and stiffness.
-These bearings are especially suitable for high dynamic loads or radial-limited installation. They are mounted with a tight interference fit in the housing.
-Shoulders or snap rings are not required to locate the bearing axially, thus enables a simple and economic design of the housing bore.
-For various applications such as agricultural and construction equipment, pumps and compressors, and two-cycle engines, among others.
-NOTE: Install with press machine or special tools instead of hammers because beating may lead to local deformation.
- Size: (I.D. (Fw)= 8mm, O.D. (D)= 14mm, Width (C)= 12mm)
- ST14 steel drawn cup, GCr15 needle rollers one way clutch
- Good heat tolerance, high load carrying capacity and stiffness
- Low cross section, enable downsizing and suit for use in restricted mounting spaces
- Pre-Lubricated. Good running properties
User questions & answers
| Question: | Is this the bearing under the basket on the 360 spin mop |
| Answer: | Yes, and put the writing down so you can’t see it when inserted, to get the basket to spin when you push the pedal down. |
Koyo B-1212-OH Needle Roller Bearing, Full Complement Drawn Cup, Open, Oil Hole, Inch, 3/4" ID, 1" OD, 3/4" Width, 5500rpm Maximum Rotational Speed
Koyo Torrington
Product description
- Drawn cup needle roller bearing for applications with high dynamic loads
- Drawn steel outer shell (cup) has a reduced cross-section for use in restricted spaces
- Full complement of rollers for greater load capacity than caged bearings
- Through-hardened, high-carbon chromium steel rollers for heat tolerance and durability under heavy loads
- Oil hole for applying lubrication in place
User questions & answers
| Question: | I must have bearings 3/4" bore× 7/8" o.d |
| Answer: | What you are asking for is not available in a bearing. Your dimensions are only allowing for 1/16" of an inch for the needle rollers and outer ring. It is not available, for your dimensions I would recommend a oil-lite bushing. |
ATOPLEE AXK0819+2AS Thrust Needle Roller Bearings 1pc Cage Needle + 2pcs Washers [ 8x19mm, 10pcs]
- Material: bearing steel, Item color: silver tone
- Inner Diameter*Outer Diameter:8*19mm,Total weight:approx 5g
- Item components: 1pc cage needle + 2pcs washers
- High precision, fast speed, long life, uniformly load distributed, can withstand high thrust loads.
- Suitable for the general usage of meter machine, pipeline system, mold mold production.
User questions & answers
| Question: | How many come with the order? More than one |
| Answer: | Ten come in the pack with 20 washers to go with them so in all you get 10 disk & washer bearing sets complete with 2 washers each. Now I have a question for you why does amazon feel the need to have me do their customer service for them for free? Isn't Bazos the richest dude in the world? He should be able to afford to hire someone to do this. I understand it's not your problem but its food for thought. |
| Question: | What is the diameter of the center hole |
| Answer: | 8 millimeters |
Product features
ATOPLEE AXK0819+2AS Thrust Needle Roller Bearings 1pc Cage Needle + 2pcs Washers [ 8x19mm, 10pcs]
Model: AXK0819+2AS
uxcell AXK0821 Thrust Needle Roller Bearings with Washers 8mm Bore 21mm OD 2mm Width 5pcs
uxcell
Product description
Description:
Needle Roller Thrust Bearings provide a high degree of stiffness within a minimum axial space. It has a smaller cross-section than a standard thrust bearing for use in restricted spaces.
These bearings to accommodate heavy axial loads and peak loads due to small diameter deviation of the rollers within one assembly.
AXK Thrust Bearings can be combined with washers in the AS series in applications where adjacent components cannot serve as raceways.
Made of hardened spring steel, both faces of the washers are polished and can be used as raceways.
Rolling bearings are used in a range of applications from agricultural machinery to conveying equipment, robotics, elevators, rolling mills, ship rudder shafts, and aggregate crushers, among others.
Specification:
Bearing Modle: AXK0821
Bearing Washer Modle: AS0821
Needle Roller Meterial: Chromium Steel (GCr15)
Cage Meterial: ST13 Steel
Bearing Washer Meterial: 65Mn Spring Steel
Bore Diameter (d): 8mm
Outside Diameter (D): 21mm
Bearing Thickness (T1): 2mm
Washer Thickness (T2): 1mm (Approx.)
Dynamic Load Capacity (Cr): 7.75kN
Static Load Capacity (Cor): 19kN
Limiting Speed (Oil): 15000RPM
Package Contents:
5 x Bearings
10 x Bearing Washers
- [MODLE] - Bearing Model: AXK0821 (I.D.=8mm, O.D.=21mm, Thickness=2mm); Washer Model: AS0821
- [MATERIAL] - Chromium steel rollers for heat tolerance and durability under heavy loads; Steel cage guides and evenly spaced rollers for reduced friction, vibration, and noise
- [FEATURES] - Needle Roller Thrust Bearings can accommodate axial loads in one direction only
- [WASHER] - Combined with 2 washers for applications where adjacent machine components cannot serve as raceways
- [CAPABILITY] - 19kN Static Load Capacity, 7.75kN Dynamic Load Capacity, 15000RPM Maximum Rotational Speed
uxcell SCE108 Needle Roller Bearings, Drawn Cup Open End, 5/8-inch Bore 13/16-inch OD 1/2-inch Width 12000N Static Load 8100N Dynamic Load 5pcs
uxcell
Product description
Specification:
Model: SCE108
Drawn Cup Material: ST14 Steel
Cage Material: ST13 Steel
Needle Roller Material: Chromium Steel (GCr15)
Accuracy: P0
Bore Diameter (Fw): 5/8" / 15.875mm
Outside Diameter (D): 13/16" / 20.638mm
Width: 1/2" / 12.7mm
Dynamic Load Rating: 8100N
Static Load Rating: 12000N
Number of Pack: 5 Pcs
Description:
-Drawn Cup Needle Roller Bearing features a deep drawn, thin-walled outer ring. They are compact bearings with high load carrying capacity and stiffness.
-These bearings are especially suitable for high dynamic loads or radial-limited installation. They are mounted with a tight interference fit in the housing.
-Shoulders or snap rings are not required to locate the bearing axially, thus enables a simple and economic design of the housing bore.
-For various applications such as agricultural and construction equipment, pumps and compressors, and two-cycle engines, among others.
NOTE: Install with press machine or special tools instead of hammers because beating may lead to local deformation.
- Model: SCE108 (I.D. (Fw)= 5/8", O.D. (D)= 13/16", Width (C)= 1/2")
- ST14 Steel Drawn Cup, ST13 Steel Cage, GCr15 Needle Rollers
- Good heat tolerance, high load carrying capacity and stiffness
- Low cross section, enable downsizing and suit for use in restricted mounting spaces
- Pre-Lubricated. Good running properties
uxcell AXK1528 Thrust Needle Roller Bearings with Washers 15mm Bore 28mm OD 2mm Width
- [MODLE] - Bearing Model: AXK1528 (I.D.=15mm, O.D.=28mm, Thickness=2mm); Washer Model: AS1528
- [MATERIAL] - Chromium steel rollers for heat tolerance and durability under heavy loads; Steel cage guides and evenly spaced rollers for reduced friction, vibration, and noise
- [FEATURES] - Needle Roller Thrust Bearings can accommodate axial loads in one direction only
- [WASHER] - Combined with 2 washers for applications where adjacent machine components cannot serve as raceways
- [CAPABILITY] - 35.5kN Static Load Capacity, 11.2kN Dynamic Load Capacity, 11000RPM Maximum Rotational Speed
User questions & answers
| Question: | Will this 25mm I.D. fit on a 1" shaft |
| Answer: | No ,it won’t fit!! 25 millimeters = 0.984 inch |
| Question: | The description says 8mmx19mmx2mm but the image for this one shows a 4mm height. Which is it, 2mm or 4mm |
| Answer: | I just measured mine with digital vernier calipers. The roller bearings themselves are 2mm thick. The “washers” (AKA races) are 1mm thick each for a total of 4mm. I assume that it’s written as it is because manufacturers sell bearings and races separately, each in multiple thicknesses, and in bulk to suppliers, who then assemble bearing kits based on the customer’s specification by mixing and matching washers and bearings. For example, if you needed a 5mm thick bearing set, they may give you one 1mm and one 2mm washer and a 2mm bearing, or whatever fits the need. It eliminates the need for added spacers. This is as opposed to suppliers buying ore-assembled bearing units from the manufacturer. I further assume that this seller is listing preassembled bearing sets in commonly requested thicknesses. |
| Question: | What extra parts are required at a minimum for this product to work |
| Answer: | For my purposes I needed to 3D print the footings that hold the upper and lower plates. The lower footing is slightly deeper to accommodate the bearing cage. I think something similar would be the minimum needed to make it work correctly. The two halves were done in ABS plastic and then i bolted the two components together that needs to swivel. Far more stable than a lazy Susan bearing and much smoother motion. |
| Question: | Seller What is the weight rating on these? Can it withstand 500lbs |
| Answer: | According to the specs, it should handle 12.9 kiloNewtons. One kiloNewton is about 225 pounds, so it should easily handle 500. |
Product features
Thrust Needle Roller Bearings
- In applications where the faces of adjacent machine components can serve as raceways, needle roller thrust bearings take up no more space than a conventional thrust washer.
- Needle bearings are usually lubricated with grease, but oil or oil-mist lubrication is preferred for heavy-duty or high-speed applications.
Chrome Steel Rollers
- A needle roller bearing is a bearing that uses small cylindrical rollers.
- These rollers are used to reduce friction of a rotating surface.
uxcell Needle Roller Bearings, 25mm Bore 32mm OD 20mm Width, Chrome Steel Needles Steel Cage One Way Clutch Bearing 2pcs
uxcell
Product description
Specification:
Drawn Cup Material: Steel
Cage Material: Steel
Needle Roller Material: Chrome Steel
Bore Diameter: 25mm
Outside Diameter: 32mm
Width: 20mm
Torque: 66N*m
Rotating Shaft Limiting Speed: 5500rpm
Rotating Outer Ring Limiting Speed: 5500rpm
Package Contents: 2pcs
Description:
-They are compact bearings with high load carrying capacity and stiffness.
-Suitable for high dynamic loads or radial-limited installation. They are mounted in housings with a tight interference fit.
-Used in a variety of applications such as agricultural and construction equipment, pumps and compressors, and two-stroke engines.
Notice: Use a press or special tool (not a hammer) for installation, as the run out may cause local deformation or brittle breakage.
- [SIZE] - Inner Diameter = 25mm, Outer Diameter = 32mm, Width = 20mm
- [MATERIAL] - Steel Drawn Cup, Steel Cage, Chrome Steel Needle Rollers
- [FEATURES] - The outer ring of needle roller bearing is formed by precision stamping of thin steel plate, the structural space is small, and has a large load capacity
- [CAPABILITY] - Torque: 66N*m, Rotating Shaft Limiting Speed: 5500 rpm, Rotating Outer Ring Limiting Speed: 5500 rpm
- [APPLICATIONS] - They are suitable for applications where the installation space is restricted and the housing bore can be used as a raceway
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