NNU4934 KOYO Double-row cylindrical roller bearings
Brand Name:KOYO
Model Number:NNU4934
Series:H247500
Cone Part Number:H247549
Cup Part Number:H247510
Design Units:Imperial
Bearing Weight:50.000 Kg
Cage Type:Stamped Steel
d:234.95 mm
D:384.175 mm
PDF NNU4934

Product Details

SeriesH247500
Cone Part NumberH247549
Cup Part NumberH247510
Design UnitsImperial
Bearing Weight50.000 Kg
Cage TypeStamped Steel
d234.95 mm
D384.175 mm
B - Cone Width112.713 mm
C - Cup Width90.488 mm
B112.713 mm
R - Cone Backface To Clear Radius16.35 mm
r - Cup Backface To Clear Radius26.35 mm
da - Cone Frontface Backing Diameter259.08 mm
db - Cone Backface Backing Diameter268.99 mm
Da - Cup Frontface Backing Diameter363.70 mm
Db - Cup Backface Backing Diameter345.95 mm
Ab - Cage-Cone Frontface Clearance4.1 mm
Aa - Cage-Cone Backface Clearance9.4 mm
a - Effective Center Location3-27.9 mm
C90 - Dynamic Radial Rating (90 million revolutions)497600 lbf
C1 - Dynamic Radial Rating (1 million revolutions)5377000 lbf
C0 - Static Radial Rating699000 lbf
Ca90 - Dynamic Thrust Rating (90 million revolutions)655600 lbf
K - Factor71.76
e - ISO Factor80.33
Y - ISO Factor91.8
G1 - Heat Generation Factor (Roller-Raceway)1960
G2 - Heat Generation Factor (Rib-Roller End)148
Cg - Geometry Factor0.164
View more

Company Profile

TIMKEN BEARING MFG.CORP
Phone 409-782-6227
View more

Related News

  • Are Bones Swiss bearings better than reds?
    Bones Bearings - A Guide of the Legends | skatedeluxe BlogNov 23, 2016 — Learn more about all the different Bones Bearings from Bones REDS to one that could be removed by skaters to allow better cleaning of the bearing. Bones Swiss have been...
  • Can brass be used as a bearing material?
    Why do engines use brass for their main (journal) bearingsOriginally Answered: Why we used brass cage in bearing? Mainly in bearings three makes of cage are mainly used: a. Pressed Steel Cage. b. Solid Brass cage Why use bushings of different...
  • How do I know if my clutch release bearing is bad?
    Symptoms of a Bad Clutch - AxleAddict - A community of carSo you can tell whether the release bearing or the pilot bearing is the source of the noise. A bad release Symptoms of a Bad Throwout Bearing & Replacement CostJump to Signs of a bad...

    • Recommended Products

    Top Products

    IKO CF10VRM Cam Follower and Track Roller - Stud Type FAG 6321-2RSR Single Row Ball Bearings AURORA CW-7T-1 Spherical Plain Bearings - Rod Ends KAWASAKI 48976-60530 Gear Pump Timken 3720 Bearing
    All Products Contact Now
    Contact Us