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Needle Roller Inner Rings
Major Brand Needle Roller Inner Ring IR20x24x16mm
| Inner Rings : Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a lead in either side of the sleeve is [show more]... |
Inside Diameter: 20mm
Outside Diameter: 24mm
Width: 16mm
Major Brand Needle Roller Inner Ring IR7x10x16mm
| Inner Rings : Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a lead in either side of the sleeve is [show more]... |
Inside Diameter: 7mm
Outside Diameter: 10mm
Width: 16mm
LRB121612 Imperial Needle Roller Inner Race 3/4x1x19.3
| Imperial Inner Rings:Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a lead in either side of the [show more]... |
Inside Diameter: 19.05mm = 0.75 (3/4) inch
Outside Diameter: 25.4mm = 1 inch
Width: 19.3mm
Budget Needle Roller Inner Ring IR40x45x16mm
| Budget Inner Rings: Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a lead in either side of the [show more]... |
Inside Diameter: 40mm
Outside Diameter: 45mm
Width: 16mm
LRT404530 Needle Roller Inner Ring 40x45x30mm
| IKO LRT Inner Rings: These inner rings are heat-treated and finished by grinding to a high degree of accuracy. LRT series inner rings are economical and can be used with RNA49, RNA69, [show more]... |
Inside Diameter: 40mm
Outside Diameter: 45mm
Width: 30mm
Needle Roller Bearings
Adhesives
Lubricants
Major Brand Needle Roller Inner Ring IR14x17x17mm
| Inner Rings : Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a lead in either side of the sleeve is [show more]... |
Inside Diameter: 14mm
Outside Diameter: 17mm
Width: 17mm
Major Brand Needle Roller Inner Ring IR15x20x13mm
| Inner Rings : Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a lead in either side of the sleeve is [show more]... |
Inside Diameter: 15mm
Outside Diameter: 20mm
Width: 13mm
Major Brand Needle Roller Inner Ring LR22x28x20.5mm
LR Series Inner Rings : Made from carbon chromium steel and hardened. The bore and outside diameter are ground, however the sides are not ground and the edges are only smoothed. Used [show more]... |
Inside Diameter: 22mm
Outside Diameter: 28mm
Width: 20.5mm
Major Brand Needle Roller Inner Ring with Lubrication Hole IR6x10x10IS1mm
Inner Rings : Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a lead in either side of the sleeve [show more]... |
Inside Diameter: 6mm
Outside Diameter: 10mm
Width: 10mm
Budget Needle Roller Inner Ring LR25x30x38.5mm
Budget LR Series Inner Rings: Made from carbon chromium steel and hardened. The bore and outside diameter are ground, however the sides are not ground and the edges are only smoothed. [show more]... |
Inside Diameter: 25mm
Outside Diameter: 30mm
Width: 38.5mm
Budget Needle Roller Inner Ring LR40x45x16.5mm
Budget LR Series Inner Rings: Made from carbon chromium steel and hardened. The bore and outside diameter are ground, however the sides are not ground and the edges are only smoothed. [show more]... |
Inside Diameter: 40mm
Outside Diameter: 45mm
Width: 16.5mm
IRB2010 Imperial Inner Race 1-1/4x1-1/2x16.125
Inner Rings: Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a small lead in either side of the [show more]... |
Inside Diameter: 31.75mm = 1.25 (1-1/4) inch
Outside Diameter: 38.1mm = 1.5 (1-1/2) inch
Width: 16.125mm
LRT324036 Needle Roller Inner Ring 32x40x36mm
| IKO LRT Inner Rings: These inner rings are heat-treated and finished by grinding to a high degree of accuracy. LRT series inner rings are economical and can be used with RNA49, RNA69, [show more]... |
Inside Diameter: 32mm
Outside Diameter: 40mm
Width: 36mm
Needle Roller Bearings
Adhesives
Lubricants
Major Brand Needle Roller Inner Ring IR17x22x23mm
| Inner Rings : Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a lead in either side of the sleeve is [show more]... |
Inside Diameter: 17mm
Outside Diameter: 22mm
Width: 23mm
Major Brand Needle Roller Inner Ring LR35x40x16.5mm
LR Series Inner Rings : Made from carbon chromium steel and hardened. The bore and outside diameter are ground, however the sides are not ground and the edges are only smoothed. Used [show more]... |
Inside Diameter: 35mm
Outside Diameter: 40mm
Width: 16.5mm
Major Brand Needle Roller Inner Ring with Lubrication Hole IR12x16x12IS1mm
Inner Rings : Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a lead in either side of the sleeve [show more]... |
Inside Diameter: 12mm
Outside Diameter: 16mm
Width: 12mm
NTN 1R35X40X20 Needle Roller Inner Race 35x40x20mm
- Precision-Ground for superior performance
- Exceptional wear resistance and durability
- Optimized load distribution, smooth rotation, and long-term system reliability
NTN Inner Races: These inner races are engineered for precision, durability, and reliability in high-performance applications. Manufactured from high-quality, hardened bearing steel, it [show more]...
Inside Diameter: 35mm
Outside Diameter: 40mm
Width: 20mm
Needle Roller Bearings
Adhesives
Lubricants
LRT424730 Needle Roller Inner Ring 42x47x30mm
| IKO LRT Inner Rings: These inner rings are heat-treated and finished by grinding to a high degree of accuracy. LRT series inner rings are economical and can be used with RNA49, RNA69, [show more]... |
Inside Diameter: 42mm
Outside Diameter: 47mm
Width: 30mm
Needle Roller Bearings
Adhesives
Lubricants
LRT505525 Needle Roller Inner Ring 50x55x25mm
| IKO LRT Inner Rings: These inner rings are heat-treated and finished by grinding to a high degree of accuracy. LRT series inner rings are economical and can be used with RNA49, RNA69, [show more]... |
Inside Diameter: 50mm
Outside Diameter: 55mm
Width: 25mm
Needle Roller Bearings
Adhesives
Lubricants
LRT505822 Needle Roller Inner Ring 50x58x22mm
| IKO LRT Inner Rings: These inner rings are heat-treated and finished by grinding to a high degree of accuracy. LRT series inner rings are economical and can be used with RNA49, RNA69, [show more]... |
Inside Diameter: 50mm
Outside Diameter: 58mm
Width: 22mm
Needle Roller Bearings
Adhesives
Lubricants
LRT384320 Needle Roller Inner Ring 38x43x20mm
| IKO LRT Inner Rings: These inner rings are heat-treated and finished by grinding to a high degree of accuracy. LRT series inner rings are economical and can be used with RNA49, RNA69, [show more]... |
Inside Diameter: 38mm
Outside Diameter: 43mm
Width: 20mm
Needle Roller Bearings
Adhesives
Lubricants
LRTZ303530 Needle Roller Inner Race 30x35x30.5mm
| Inner Rings: Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a small lead chamfer on either side of [show more]... |
Inside Diameter: 30mm
Outside Diameter: 35mm
Width: 30.5mm
Major Brand Needle Roller Inner Ring IR22x26x16mm
| Inner Rings : Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a lead in either side of the sleeve is [show more]... |
Inside Diameter: 22mm
Outside Diameter: 26mm
Width: 16mm
Major Brand Needle Roller Inner Ring IR17x20x20.5mm
| Inner Rings : Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a lead in either side of the sleeve is [show more]... |
Inside Diameter: 17mm
Outside Diameter: 20mm
Width: 20.5mm
Major Brand Needle Roller Inner Ring IR17x22x13mm
| Inner Rings : Made from carbon chromium steel are hardened and ground to their final dimensions. To facilitate the use with needle roller bearings a lead in either side of the sleeve is [show more]... |
Inside Diameter: 17mm
Outside Diameter: 22mm
Width: 13mm
Needle Roller Inner Rings
Used in situations where a larger width is needed but run out tolerances are less important, needle roller inner rings are an economical answer that can be used in conjunction with a range of cage type and needle roller bearings.
Here at Simply Bearings, we supply needle roller inner rings made from hardened carbon chromium steel. They have a ground bore and outer diameter with sides and edges that are only smoothed. We stock needle roller inner rings with inside diameters from 5mm up to 440mm and outside diameters from 7mm to 490mm, plus widths from 9.75mm up to 160mm. The rings are produced by major brands including IKO and economy versions are available too, for those on a tight budget.
Selecting the correct product from our website is a simple process, just pick the dimensions you want from the drop-down menus shown at the top of the product category page. If you need more detail on a specific product you can click on the Technical tab from its page to see a full list of dimensions along with a sectioned drawing which should give you all the information you need to make sure you're getting the right item. If there are any questions that the website doesn't answer, you can always give our customer services team a call, or drop them an email and they'll be happy to help with your query.
When you're ready to buy, ordering from our website is fast and secure, or you can give us a call and buy over the phone if you prefer. Second class postal delivery is free of charge on all of our orders, but if you need to get hold of your needle roller inner rings faster, you can opt for first class or courier delivery at the checkout. Same day and next day services are available and the cost will be calculated for you on the website. If you're local to our warehouse you can collect your order in person, but please give us a ring first to make arrangements. Overseas orders are no problem either and we can offer low-cost delivery on our products to most part of the world.
When you order from Simply Bearings, you have the reassurance of being covered by our 90-day, no-quibble, money back guarantee. You also have the peace of mind that comes from dealing with an ISO 9001 certified company.







