Timken Company (The) Datasheets for Roller Bearings
Roller bearings are used in rotary applications to replace sliding movement with low friction, rolling motion. The principal types of roller bearings are cylindrical, spherical, and tapered.
Roller Bearings: Learn more
| Product Name | Notes |
|---|---|
| Cylindrical bearing type NF has single-ribbed outer and double-ribbed inner rings and can support heavy radial loads, as well as light unidirectional thrust loads up to 10 percent of the... | |
| Cylindrical bearing type NJ has double-ribbed outer and single-ribbed inner rings and can support heavy radial loads, as well as light unidirectional thrust loads up to 10 percent of the... | |
| Cylindrical bearing type NP has a double-ribbed inner ring and a single-ribbed outer ring with an abutting loose rib, which allows the bearing to provide axial location and to carry... | |
| Cylindrical bearing type NUP has a double ribbed outer ring and a single-ribbed inner ring with an abutting loose rib, which allows the bearing to provide axial location and to... | |
| Designed to operate under heavy loads at moderate speed, standard versions of type TS bearings can be operated at peripheral speeds of up to 3,000 feet per minute. Special design... | |
| Featuring one or more keyways, the TSK bearing is used in applications where it is not practical to use an interference fit. Size Range: ID 18.721 mm to 498.475 mm... | |
| For applications where rotational accuracy, consistency and rigidity are critical, Timken has the solution – Timken® precision cylindrical roller bearings for rotary tables, indexing and vertical mill heads. Timken’s precision... | |
| Four-row cylindrical bearings are almost exclusive to metals industry and carry heavy radial loads in steel, aluminum and other metal rolling mills. Size range: 140 mm to 200 mm OD. | |
| From improved fuel economy to reduced weight, noise and temperature, Timken’s low torque bearings offer many benefits, including reduced vibration, which results in noise reduction. In addition, these designs feature... | |
| Machine tool screw drives face some of the toughest conditions. Rapid acceleration. High speeds. Significant stiffness. Timken precision cylindrical roller bearings are up to the challenge for your tables on... | |
| Needle roller and cage assemblies have a complement of needle rollers held in place by a cage. With no inner or outer ring, the low cross section provides maximum load-carrying... | |
| Needle roller and cage thrust assemblies are complements of small diameter needle rollers arranged in a spoke-like configuration. Needle rollers are equally spaced by means of a cage whose web... | |
| PINION-PAC™ is a ready-to-install, pre-sealed, pre-set tapered roller bearing unit that simplifies axle assembly and improves system performance in light duty automotive applications. Customers rely on PINION-PAC for improved gear... | |
| Precision crossed roller bearings (TXR) are designed to offer the highest levels of rotational accuracy and rigidity while conserving space and saving material costs. The bearing features two sets of... | |
| Some applications demand a high level of precision that cannot be achieved with standard tapered roller bearings. For more than 50 years, Timken has offered a wide array of precision-class... | |
| SR bearings are made to a standard setting range, based on Timken's Set-Right™ automated setting technique, and are suitable for most industrial applications. They have two spacers and an optional... | |
| Tapered roller bearings can withstand high accelerations and decelerations, heavy loads and a variety of temperature and environmental conditions. Size range: 32 mm to 300 mm OD (special designs up... | |
| TDI bearings have a one-piece double inner race and two single outer races and are typically supplied complete with an outer race spacer as a pre-set assembly. The bearing can... | |
| The configuration of the TDO provides a wide effective bearing spread, making it ideal for applications in which overturning moments are a significant load component. TDO bearings can be used... | |
| The pin type design increases the load-carrying capacity of TS bearings by removing cage bridges (leaving more room for rollers) and featuring longer rollers. The pin type cage consists of... | |
| The Timken UNIPAC-PLUS is a two-row tapered roller bearing package fitted with advanced seals and lubricated with the latest in premium multi-purpose grease. UNIPAC-PLUS is used in medium and heavy... | |
| The Timken® Hydra-Rib™ bearing is a tapered roller design available in any class of precision to maintain optimum spindle system preload. The Hydra-Rib bearing has a floating outer race rib,... | |
| The Timken® UNIPAC™ is a two-row tapered roller bearing package fitted with advanced seals and lubricated with the latest in premium multi-purpose grease. UNIPAC is used in medium and heavy... | |
| The TPS type cylindrical thrust bearing is similar to type TP, except the bottom washer is comprised of two races, with the contacting faces spherically ground. The TPS bearing is... | |
| The type TTVF V-Flat bearing design includes one flat washer and one with a tapered raceway matching the rollers. This bearing type has exceptional dynamic capacity within a given envelope... | |
| The type TTVS V-Flat bearing design includes one flat washer and one with a tapered raceway matching the rollers. The lower washer is constructed of two pieces to permit self-alignment... | |
| These bearings carry radial load only and can accommodate both expansion and contraction. The relative axial displacement of one ring to the other occurs with minimum friction while the bearing... | |
| This bearing features a TSF design with a groove to accommodate a snap ring instead of a flange. Size Range: ID 22.225 mm to 117.475 mm (0.8750 in. to 4.6250... | |
| This is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the inner race assembly and the outer race. It... | |
| Timken now offers a broader range of full complement cylindrical roller bearings to meet the need for increased radial load carrying capacity by maximizing the number of rollers in a... | |
| Timken offers two types of screw down bearings – types TTSV and TTSX. Both types consist of a full roller complement design without a conventional bore. Screw down tapered thrust... | |
| Timken spherical roller bearings feature either stamped steel, window-type cages or precision-machined, roller-riding brass cages. They come in a wide variety of sizes and configurations to meet the requirements of... | |
| Timken® sealed roll neck bearings provide strength where it counts for flat product rolling mills. Our premium quality four-row sealed bearings are designed to operate at high speeds and withstand... | |
| Timken's crossed roller bearings (TXRs) are designed to offer the highest levels of rotation accuracy and rigidity while conserving space and saving material costs. Able to withstand high overturning moments,... | |
| Timken's lower swing spherical roller bearing assembly uses patented technology to improve performance and cost savings for mining draglines at the vertical, lower swing shaft position. Originally designed for a... | |
| Timken's self-aligning spherical roller bearings combine excellent radial load capacity and moderate thrust load capacity. They are the preferred choice when conditions include heavy loads and difficulties with housing alignment... | |
| Timken's Thin Dense Chrome bearings are specifically designed to provide increased performance in harsh corrosion environments. Like AquaSpexx®, TDC bearings are proven to prevent rust and etching beyond that of... | |
| TNA bearings are similar to the TDO, but the inner race narrow faces are extended to abut and eliminate the need for a separate inner race spacer. Supplied with an... | |
| TQO bearings are directly mounted and comprised of two double inner races, two single and one double outer race, with an inner race spacer and two outer race spacers. Slots... | |
| TQOW bearings are similar to TQO bearings. When the fillet and/or filler rings do not already have lubrication slots, they are provided in the faces of the bearing inner race. | |
| TSF bearings have flanged cups to facilitate axial location and accurately align seals in through-bored housings. Size range: ID 7.937 mm to 1270.000 mm (0.3125 in. to 50.0000 in.) OD... | |
| TSL bearings are similar to TS bearings, but feature DUO FACE-PLUS™ seals pressed onto the outside diameter of the cone rib. Size range: ID 19.050 mm to 68.262 mm (0.7500... | |
| TSU bearings are self-contained, unitized assemblies that carry heavy radial loads and can manage thrust loads in either direction. Size range: ID 30.000 mm to 45.000 mm (1.811 in. to... | |
| TTHD bearings consist of two thrust races, a set of rollers and a cage. This design can create up to 40 percent more capacity than cylindrical and spherical bearings with... | |
| TTSPs are thrust bearings are made up of two tapered thrust races, rollers, a cage and outside retainer which holds the components together during shipping. These bearings are mostly used... | |
| Two-row, or double-row, cylindrical bearings are designed for additional strength in carrying radial loads. These bearing types are interchangeable so the dimensions and diameter under the rollers (NNU style) and... | |
| Type TQIT bearings have a tapered bore that is matched and continuous through the inner races. This allows for an interference fit on the backup rolls of high-speed mills, where... | |
| Type TSR spherical roller thrust bearings are designed to achieve a high thrust capacity with low friction and continuous roller alignment. This bearing type is ideal for operating conditions that... | |
| Types TTC & TTCS are cageless bearings consisting of two tapered thrust races, rollers and an outside retainer. TTC and TTCS types are identical with the exception of the retainer... | |
| Unitized thrust bearing and washer assemblies allow for easy installation and eliminate the need for heat treatment and precision finishing of one or both thrust bearing backup surfaces. Special features... | |
| Wear-resistant bearings for wind-energy applications are designed to reduce life-limiting wear problems including micropitting on main shaft spherical roller bearings and micropitting, smearing and brittle flaking on wind turbine gearbox... | |
| With the highest life ratings in the industry verified by Germanischer Lloyd, the new UltraWind series of bearings provides a cost-conscious, simplified drive train for main-shaft wind turbine designs (both... | |
| With Timken's P900 bearings, we use the concept of power density – increasing the bearing capacity-to-weight ratio – to provide customers with a lighter, more fuel-efficient solution for industrial and... |
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