Distributor Bearing Wholesalers Incspecializes as seller an Timken 28118 / 28300X to companies throughout the USA, Canada, Mexico and parts of Europe. The headquarters is located in Singapore where a 10,000 square foot facility includes offices and warehousing space.
Here at Distributor Bearing Wholesalers Inc, our team is proud to supply BB, large distributors and smaller companies and individuals with a huge selection of Timken 28118 / 28300X that are unparalleled in the industry. We offer a size range from 0.8 mm to 5 inch, in nearly every material and grade required per customer specifications. So, if you need a reliable source for precision and non-precision balls and rollers any of the following materials we are your people!
What good is the BEST product without the BEST quality of care?
You’re in good hands with the Distributor Bearing Wholesalers Inc. We want to ensure you receive the utmost in quality products, with impeccable customer service that you will not receive anywhere else. This philosophy is what sets us apart from our competitors.
ervices & Solutions from Distributor Bearing Wholesalers Inc range from new machine development and design verification, to reconditioning, Integrated Maintenance Solutions, training and remote monitoring.
We can help you reduce your operation’s energy usage and improve its sustainability. And we will work with you to define where to focus, and how to get the fastest return on your investment.
Tapered Roller Bearings Tapered Roller Bearings - TS (Tapered Single) Tapered Roller Bearings - TS (Tapered Single) Imperial Timken Part Number 28118 - 28300XTimken Part Number 28118 - 28300X, Tapered Roller Bearings - TS (Tapered Single) ImperialThis is the most basic and most widely used type of tapered roller bearing. It consists of two main separable parts: the cone (inner ring) assembly and the cup (outer ring). It is typically mounted in opposing pairs on a shaft. Specifications | Dimensions | Abutment and Fillet Dimensions | Basic Load Ratings | Factors
| Series || 28000 |
| Cone Part Number || 28118 |
| Cup Part Number || 28300X |
| Design Units || Imperial |
| Bearing Weight || 0.500 Kg1.00 lb |
| Cage Type || Stamped Steel |
| d - Bore || 30.163 mm1.1875 in |
| D - Cup Outer Diameter || 76.2 mm3 in |
| B - Cone Width || 20.940 mm0.8244 in |
| C - Cup Width || 15.494 mm0.6100 in |
| T - Bearing Width || 20.622 mm0.8119 in |
Abutment and Fillet Dimensions
| R - Cone Backface "To Clear" Radius1 || 1.520 mm0.06 in |
| r - Cup Backface "To Clear" Radius2 || 1.52 mm0.06 in |
| da - Cone Frontface Backing Diameter || 37.59 mm1.48 in |
| db - Cone Backface Backing Diameter || 39.88 mm1.57 in |
| Da - Cup Frontface Backing Diameter || 71.88 mm2.83 in |
| Db - Cup Backface Backing Diameter || 68.07 mm2.68 in |
| Ab - Cage-Cone Frontface Clearance || 1.8 mm0.07 in |
| Aa - Cage-Cone Backface Clearance || 1.5 mm0.06 in |
| a - Effective Center Location3 || -4.80 mm-0.19 in |
Basic Load Ratings
| C90 - Dynamic Radial Rating (90 million revolutions)4 || 19500 N4390 lbf |
| C1 - Dynamic Radial Rating (1 million revolutions)5 || 75200 N16900 lbf |
| C0 - Static Radial Rating || 68900 N15500 lbf |
| Ca90 - Dynamic Thrust Rating (90 million revolutions)6 || 13400 N3020 lbf |
| K - Factor7 || 1.45 |
| e - ISO Factor8 || 0.40 |
| Y - ISO Factor9 || 1.49 |
| G1 - Heat Generation Factor (Roller-Raceway) || 20.7 |
| G2 - Heat Generation Factor (Rib-Roller End) || 12.5 |
| Cg - Geometry Factor || 0.0709 |
Distributor Bearing Wholesalers Inc supports farmers and equipment manufacturers in their efforts to feed the world, providing products and services designed to deliver high performance, extend equipment life and enhance productivity.
Precision tolerances – meet ABEC 5F (ISO P5) or ABEC 7F (ISO P4) for high running accuracy.
Material selection – standard offerings include 440C stainless steel and 52100 chrome steel.
Superfinished raceways – provide a smooth surface finish to reduce internal friction and vibration.
High quality ball complement – grade 5 or better balls optimize smooth rolling performance.
Retainers – various configurations and materials to meet performance needs.
Self-contained, pre-assembled and pre-lubricated
Reduces maintenance costs, increases miles per bearing and fuel efficiency
If you know heavy mining equipment, you already know Timken 28118 / 28300X We’ve been a top OEM supplier to the industry for five
decades running. And along the way, our Timken 28118 / 28300X- and BB products have become the global standard for custom-designed bearings in mining trucks and excavators. Distributor Bearing Wholesalers Inc’s newest innovations build on this legacy by taking performance to new heights—delivering the quietest, coolest and highest-capacity bearings in the market. Timken 28118 / 28300X engineers never stop pushing the boundaries of performance. Case in point: Our new-generation Timken Bearings series—addressing end users’ needs for maximum possible output and durability in the most severe applications. These large-bore taper, cylindrical and spherical bearings are built to withstand the environmental risks that heavy-duty surface mining equipment demands. Delivering the ultimate in performance, Timken 28118 / 28300X combines special alloys capable of 200°C continuous ambient temperatures with an optimized roller complement and retainer design—enabling the highest load capacity and allowable speed for a given bearing type and size.
You’ll find Distributor Bearing Wholesalers Inc-engineered bearings inside everything from giant haulers to draglines, electricrope shovels to drills, pulverizers, conveyors and beyond. That’s because our OEM partnerscan count on us to engineer more long-lasting reliability and durability into their criticalsurface mining equipment—so that you can achieve greater throughput, less unplanneddowntime and easier preventative maintenance.
Distributor Bearing Wholesalers Inc began making air-melted alloy steel to serve the bearing industry’s need for high-quality steel. Now, we place Timken 28118 / 28300X in applications throughout industrial markets worldwide. We are ready to engineer a solution for you. We offer more than 450 grades of steel and supply the broadest range of special bar quality (SBQ) product , including rolled and forged-rolled bar and seamless mechanical tubing. We sell our custom-steel solutions to original equipment manufacturers producing components for industrial applications in agriculture, construction, machinery, military, mining, power generation,
Timken Steel produces carbon steel, alloy and micro-alloy steel in the form of specialty bar, seamless mechanical tubing, value-add components, billets and bottom-poured ingots. Timken 28118 / 28300X, combined with our expert knowledge of metallurgy, allow us to tailor every order to customers’ specifications.
We have ideal solutions in special bar quality (SBQ) bearings sizes from 1” to 16” and seamless mechanical bearings sizes from less than 3” to over 13”. We engineer hundreds of carbon and alloy steel grades to meet the severe service requirements in oil and gas.
In the last decade we have invested heavily in Timken 28118 / 28300X to serve the oil and gas market quickly and effectively. Our newest addition – the Advanced Quench and Temper Facility (AQTF) - provides an additional 40,000 tons per year of capacity. Specially designed outer diameter (OD) and inner diameter (ID) water quench ensures we are able to meet stringent mechanical properties.