TIMKEN SPHERICAL ROLLER BEARING CATALOG 47 LUBRICATION LUBRICATION To help maintain a bearing& 39;s antifriction characteristics lubrication is needed to • Minimize rolling resistance caused by deformation of the rolling elements and raceway under load by separating the mating surfaces • Minimize sliding
A complete line of needle roller bearing designs ranging from 3 to 160 mm is offered DRAWN CUP NEEDLE ROLLER BEARINGS available in 3 mm to 47 009 46 007 45 006 Table A4 Hardness factors to modify basic static load rating (Co/HFS) Raceway hardness (HRC) Hardness factor (HFs) 58 100 57
Doublerow • Type TDI Tapered roller Bearings TiMken Tapered roller Bearing CaTalog 623 Part Number Dimensions Geometry Factors Bearing Weight 47 indicates the use of a tongued washer located between the inner locknut and inner ring This is intended for applications where the inner rings are applied with
Jun 8 2011 Henry Timken developed the tapered roller bearing and went on to found a company to manufacture roller bearings that grew into a large multinational Today Timken operates 47 manufacturing facilities 8 technology and engineering centers and 12 distribution centers in 26 countries and territories
7 02756 22 08661 1031 0406 980 0386 1427 0562 800 0315 03 0012 960 0378 1118 0440 187 47/64 050 0020 0018 004 Bearing Number Bore Outside Ring Widths Flange Wt Static Extended d Diameter Inner Outer Load Dynamic chamfer D Width Rating Load J x 45° Inner C A CO CE (4)
Aircraft Guide Roll Example G4Y17 etc Relubricatable Wide Inner Ring Bearing Example G1100KLLB etc Wide inner ring with concentric collar Example GC1100KRRB Aircraft Double Row Guide Roll Example GD5M20 Aircraft wide double row with relubrication provision in outer Example GDW5 Relubricatable
bearings originally designed by The Timken Company These bearings are identified with a Jprefix J P 100 49 Duty Bore diameter (mm) Component designator Metric component METRIC PARTNUMBERING SYSTEMS ABMA (inch) part numbers designed with metric envelope dimensions are identified with a Jprefix
TIMKEN SPHERICAL ROLLER BEARING CATALOG Download 3D Models and 2D Drawings at cadtimkencom 47 OPERATING TWOBOLT SNT HOUSINGS FOR TAPERED BORE BEARINGS Continued on next page Housing Dimensions 2 Bolts Req& 39;d Housing Mass A A1 A2 A3 H H1 H2 J min J J max L
DRAWN CUP NEEDLE ROLLER BEARING Fw D C Torrington INA IKO inch metric inch metric inch metric caged open end J caged closed end MJ open end full comp closed end full comp caged open end SCE caged closed end BCE caged open end BAZOH caged closed end BAM
Timken Fafnir Super Precision Ball Bearings H R J P† internal fit † P fit is standard in Conrad Bearings Contact Angle 2 = 15° 3 = 25° Precision Class (47) 910 1820 50520 870 1730 49920 9305WI 09843 16535 03543 17 x 3/16 01 1290 2030 34800 1230 1930 31300 0012 115 114 152
Failure to observe the following warnings could lead to a risk of serious bodily harm • Never spin a bearing with compressed air The rollers may be forcefully expelled • If a hammer and bar are used for bearing removal fragments from the hammer bar or the bearing can be released with high velocity NOTE A mild steel
YDR flange cartridge backing plate with DR triplelip seal SPHERICAL ROLLER BEARING SOLIDBLOCK HOUSED UNIT NOmENCLATURE qm P 13 J 207 S E m C70 TImKEN HOUSED UNIT CATALOG SEAL AND COvER OPTIONS • URETHANE • OPENEND COvERS wITH vR SEALS C1 C2 TABLE C47
engineered Timken ball and roller bearings work hard to For easy installation our ball housed units can be ordered preassembled with bearings housings Acceptance Limits(1) J (C4) Acceptance Limits JJ (C5) Acceptance Limits Basic Bore Dia Over Incl Low High Low High Low High Low High Low High mm
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Specific Heat of Lubricant J/(kg ˚C) BTU/(lb x ˚F) d Bearing Bore Diameter mm in dc Distance Between Gear Centers mm in dm Mean Bearing Diameter the load zone adjusted life is necessary (eg including the effects of internal clearance or fitting practice) consult your Timken representative Fig 47 Bearing
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