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RNA Machined Needle Roller Bearings
RNA4900 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 14x22x13mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 14mm
Outside Diameter: 22mm
Width: 13mm
RNA4901 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 16x24x13mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 16mm
Outside Diameter: 24mm
Width: 13mm
RNA4902 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 20x28x13mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 20mm
Outside Diameter: 28mm
Width: 13mm
RNA4900RS Budget Needle Bearing 1 Seal Flanged Type no Inner Ring 14x22x13mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 14mm
Outside Diameter: 22mm
Width: 13mm
RNA4901RS Budget Needle Bearing 1 Seal Flanged Type no Inner Ring 16x24x13mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 16mm
Outside Diameter: 24mm
Width: 13mm
RNA4903 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 22x30x13mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 22mm
Outside Diameter: 30mm
Width: 13mm
RNA6901 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 16x24x22mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 16mm
Outside Diameter: 24mm
Width: 22mm
RNA4904 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 25x37x17mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 25mm
Outside Diameter: 37mm
Width: 17mm
RNA6902 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 20x28x23mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 20mm
Outside Diameter: 28mm
Width: 23mm
RNA4903RS Budget Needle Bearing 1 Seal Flanged Type no Inner Ring 22x30x13mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 22mm
Outside Diameter: 30mm
Width: 13mm
RNA6903 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 22x30x23mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 22mm
Outside Diameter: 30mm
Width: 23mm
RNA4904RS Budget Needle Bearing 1 Seal Flanged Type no Inner Ring 25x37x17mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 25mm
Outside Diameter: 37mm
Width: 17mm
RNA4905 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 30x42x17mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 30mm
Outside Diameter: 42mm
Width: 17mm
RNA49/22 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 28x39x17mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 28mm
Outside Diameter: 39mm
Width: 17mm
RNA49002RS Budget Needle Roller Bearing Two Seals no Shaft Sleeve 14x22x13mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 14mm
Outside Diameter: 22mm
Width: 13mm
RNA4905RS Budget Needle Bearing 1 Seal Flanged Type no Inner Ring 30x42x17mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 30mm
Outside Diameter: 42mm
Width: 17mm
RNA49012RS Budget Needle Roller Bearing Two Seals no Shaft Sleeve 16x24x13mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 16mm
Outside Diameter: 24mm
Width: 13mm
RNA49/28 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 32x45x17mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 32mm
Outside Diameter: 45mm
Width: 17mm
RNA49022RS Budget Needle Roller Bearing Two Seals no Shaft Sleeve 20x28x13mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 20mm
Outside Diameter: 28mm
Width: 13mm
RNA4906 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 35x47x17mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 35mm
Outside Diameter: 47mm
Width: 17mm
RNA49032RS Budget Needle Roller Bearing Two Seals no Shaft Sleeve 22x30x13mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 22mm
Outside Diameter: 30mm
Width: 13mm
RNA49/32 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 40x52x20mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 40mm
Outside Diameter: 52mm
Width: 20mm
RNA4906RS Budget Needle Bearing 1 Seal Flanged Type no Inner Ring 35x47x17mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 35mm
Outside Diameter: 47mm
Width: 17mm
RNA49042RS Budget Needle Roller Bearing Two Seals no Shaft Sleeve 25x37x17mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 25mm
Outside Diameter: 37mm
Width: 17mm
RNA4907 Budget Needle Roller Bearing with Flanges no Shaft Sleeve 42x55x20mm
Budget Needle Roller Bearing with Flanges: Manufactured with flanges (annular rings) in the outside housing to locate the needle roller cage, generally of a single row of rollers design [show more]... |
Inside Diameter: 42mm
Outside Diameter: 55mm
Width: 20mm
Needle Roller RNA RSTO RNAO Types
Needle roller bearings use cylindrical rollers that have a defined length in relation to their narrow diameter, and therefore get the name "needle rollers. They are typically used to prevent or reduce friction when a surface is rotating.
Compared to ball bearings, they have a larger surface area touching the outer surfaces of the bearing. They are more compact, because there is less difference between the shaft diameter and the bearing diameter, yet they have a higher load bearing capacity. The rollers are contained in a needle cage.
Needle rollers are used widely in the automotive industry, in components like rocker arm pivots, transmissions, compressors and pumps. Rear wheel drive autos usually have more than eight needle bearings.
RNAO type needle roller bearing
This type of bearing is without an inner ring or ribs, so the outer shell and the caged needle can be separated, and mounted together or individually. If an outer ring component is already installed, the cage can be shaft mounted as part of the assembly. An RNAO type needle roller bearing doesn't have flanges.
These bearings are available with an inside diameter of 5mm to 100mm, an outside diameter 10mm to 120mm and a width from 8mm to 40mm.
RNA and RSTO needle rollers
These bearings have a number of different combinations of inner rings, flanges, shaft sleeves, seals and so on. If you have any queries about which needle roller bearing is the one you need, you'll find our telephone support team is helpful and knowledgeable. RNA needle roller bearings, such as the RNA22 series, have an inner ring and also two rubber seals. The RAQNA05x10x8TN has no shaft sleeve or flanges.
The RSTO5TN is a budget support roller. These RSTO needle rollers have no axial guidance, because they are designed to be used in applications which have other components to provide the axial guidance. They don't have inner rings, which mean they are easily separable and can be mounted separately. They're ideal for applications where the shaft or pin is able to be ground and hardened.
The RSTO10 has no axial guidance, and no inner rings. Support rollers without inner rings are also designed for applications where the shaft or pin can be ground and hardened. RSTO and RNA needle roller bearings are available in an inside diameter of 7mm to 60mm, outside diameter of 16mm to 90mm and a width of 7.8mm to 22.7mm.
If, by any chance, you order the wrong bearing, our no-quibble returns policy will ensure that you're not out of pocket. We have a range of flexible delivery options, so even an extremely urgent order can be quickly processed and dispatched - there's no better bearings supplier in the business.







