Timken Large Bore Seal Catalog - Spruit Transmissies BV

1 Timken Industrial seal Catalog High Performance Seals Large Bore Assembled Seals bearing Isolators Technical Manual Introduction At Timken , customers turn to us to for innovative solutions that solve their most critical issues. When they do, they benefit from more than a century of knowledge in managing friction and transmitting power for a variety of industries and applications. We've applied this technical know-how to offer OEMs, distributors and end-users a complete line of products and services from bearings, maintenance tools and condition monitoring products to engineered surfaces, training programs, bearing and chock repair, and more. Now, from the people that brought you Timken industrial seals for small bore applications comes the latest addition to our seal family a complete line of high performance oil seals and bearing isolators for Large bore applications.

2 Like all of our products and services, our seals are backed by our leading technical support and a vast distribution network. Turn to Timken today for a full line of Timken industrial seals that help improve bearing , equipment and bottom-line performance. Oil seal Selection Single Lip seal : Single Lip Split Special Purpose Protector seal : All-purpose seal seal : Engineered seal : Designed for Used in highly con- available in a wide for ease of installa- use in high speed taminated operating range of sizes. tion on Large shafts. applications with environments to Suitable for most Does not require spherical and tapered protect bearings on sealing applications. costly teardown to roller bearings. both rotating and replace seal . stationary shafts. Dual Lip seal : bearing Isolator: Uniquely designed Used for difficult Bonded seal : Keeps bearings using microcellular sealing problems or Best choice for protected from technology.

3 Applications involv- applications with contaminants in ing the separation low performance applications where of two fluids or requirements. long life and superior exclusion of foreign Economically priced. protection from materials. debris are required. Using This Catalog The following pages contain the information you need to make accurate decisions about the seals best suited for your standard applications. Our technical manual includes: Organization by seal type, with special General engineering information, including sections for single lip, dual lip and special nomenclature, technical specifications, purpose seals. These three sections tolerance charts and more. include critical information for easy and Installation instructions, with diagrams, and accurate seal selection.

4 Troubleshooting tips for common problems. How to Order Timken high performance industrial seals and bearing isolators for Large bore applications are available through our trusted network of authorized distributors. Timken works closely with distributors to deliver unparalleled value and innovation to end users in a variety of industrial markets. When ordering oil seals for standard or special applications, please provide as much information about the end user as possible, including: Customer name Intended use/ Functional test Eccentricity and address application: requirements requirements Part name and Quantity Suggested design Temperature numbers shown Packaging Fixed dimensions requirements on customer's requirements RPMs/FPMs Medium to drawing Material Shaft type be sealed requirements Housing type Type of bearing Turn to Timken today for a full line of industrial seals that help improve bearing , equipment and bottom-line performance.

5 Index for Technical Manual Technology Overview 1. Engineering Data 2. Installation Instructions for Timken Oil Seals & bearing Isolators 6. seal & Material Selection Guides 9. Oil seal Isolator Configurations 10. Oil seal Product Information 11. bearing Isolator Configurations 18. bearing Isolator Products Information 20. Glossary 23. Appendix A Product Identification by Model Number 25. Appendix B Obsolete Oil Seals (Model Number to Part Number Conversions) 30. Appendix C Compound Compatibility Chart 33. Appendix D seal Damage Analysis 39. Appendix E Surface Speed Chart 43. Appendix F Application Data Sheet 44. Split Pillow Block Application Sheet - SNL-SNH-Type Blocks 45. Split Pillow Block Application Sheet - SAF-Type Blocks 46. Technology Overview Technology Overview Turn to Timken Taber Abrasion Resistance No one knows bearings, and how to protect them, The elastomers used to make Timken oils seals were better than Timken .

6 Our complete line of high perform- developed with a special emphasis on abrasion resist- ance oil seals and bearing isolators are specifically ance. In testing, our seals perform up to 90 percent engineered for long life and high performance in the better than seals made from traditional materials. toughest applications. Turn to us for longer bearing life, Timken Nitrile (N) Black Industrial Seals increased productivity and reduced maintenance costs. Taber Abrasion Resistance (ASTM D4060). Oil Seals 600. Wear Index (mg/1000 loss). 73% Enhancement Creating the most advanced seals for heavy industrial 450. markets requires quality materials. Timken industrial 300. seals are manufactured using special elastomers that 150. are engineered for high abrasion resistance, low wear 0.

7 Timken N Nitrile (NBR). and outstanding temperature and chemical resistance. Elastomer In addition, we have materials and designs suited for Timken Hydrogenated Nitrile Butadiene a wide range of applications and our color-coded seals Rubber (HNBR) Blue Industrial Seals help you identify the seal to ensure you are using the Taber Abrasion Resistance (ASTM D4060). right seal for the right application. Available in a variety 120. Wear Index (mg/1000 loss). 65% Enhancement of sizes, our seals include: 90. 60. 30. 0. Timken ES Hydrogenated Nitrile (HNBR). Elastomer Timken Fluoroelastomer (V) Green Industrial Seals Taber Abrasion Resistance Timken N Black Timken ES Blue Timken V Green (ASTM D4060). 500. Peak Temp. = 250 F Peak Temp. = 350 F Peak Temp. = 450 F. 90% Enhancement 400.

8 Wear Index (mg/1000 loss). Technology 300. As a technology leader in friction management solutions, 200. we invest in our own research and development and 100. partner with trusted suppliers to develop the highest quality materials for all of our products. Our new line 0. Timken (V) Fluoroelastomer (FKM). of seals is no exception. Elastomer Product quality and resulting uptime and performance bearing Isolators depend heavily on material selection. Remember, all Timken bearing isolators are an optimum choice radial lip seals are contact seals. The elastomer of the when you require an extra layer of protection from seal contacts the rotating element of the equipment contaminants in tough applications, such as pumps, and, over time, all elastomers will wear away. The motors, gearboxes and other rotating heavy equip- difference in how competing seals perform is in the ment.

9 Our metallic bearing isolators feature a cam materials. Our oil seals are made with elastomers that lock design and engineered unitizing ring, providing are designed to minimize wear, improve seal life and heightened protection increase uptime. in a broad range of environments. Made from PTFE material, our non-metallic bearing isolators also offer superior protection. 1. Engineering Data General Specifications Shaft Lead Timken industrial seals offer a leading combination of Spiral grooves, or lead, may be generated on a shaft quality, technology and high performance. However, surface by the relative axial movement of the finishing there are additional considerations such as shaft tool (lathe, belt, grinding wheel, etc.) during the finish- finish, temperatures and other operating factors ing operation.

10 Lead on a shaft can negatively affect a that can help our seals achieve even higher levels of radial lip seal , causing severe leakage and seal failure. performance. We recommend the following practices to ensure that you are maximizing the efficiency and Detecting Lead the life of your bearings and machinery. For specific It is nearly impossible to manufacture lead-free surfaces, application assistance, contact your Timken sales but the thread method allows lead to be detected and representative. quantified. To do so, use the following procedure: Shaft Finish 1. Mount shaft or sleeve in holding chuck. The amount of contact between the shaft surface 2. Use 5 to 10 cps viscosity silicone oil to lightly coat and the sealing element, and the condition of the shaft the shaft or sleeve.