Description
Brand - TIMKEN
Item Number - NP837820/NP562053 (K163378) TIMKEN
Also Known As - NP837820 - NP562053 (K163378)
Category - Double Row Tapered Roller Bearing (2TS-DM Type)
Bore Diameter (d) mm - 460
Bore Diameter (d) inch - 18.1102
Outer Diameter (D) mm - 860
Outer Diameter (D) inch - 33.8583
Width (T) mm - 420
Width (T) inch - 16.5354
Width (B) mm - 380
Width (B) inch - 14.9606
Dynamic Radial Rating (C1) N - 12500000
Dynamic Radial Rating (C1) lbf - 2810000
Factor (e) - 0.58
Factor (Y1) - 1.17
Factor (Y2) - 1.75
Dynamic Radial Rating (90 million revolutions) (C90) N - 1860000
Dynamic Radial Rating (90 million revolutions) (C90) lbf - 419000
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) N - 1840000
Basic Dynamic Thrust Load Rating (90 Million Revolution) (Ca90) lbf - 413000
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) N - 3240000
Dynamic Radial Rating (Two-Row, 90 million revolutions) (C90(2)) lbf - 729000
Ratio of Basic Dynamic Radial Load Rating to Basic Dynamic Thrust Rating (K) - 1.01
Maximum Shaft Fillet Radius (R) mm - 2.5
Maximum Shaft Fillet Radius (R) inch - 0.1
Backing Shoulder Diameter (db) mm - 540
Backing Shoulder Diameter (db) inch - 21.26
Maximum Housing Fillet Radius (r) mm - 6
Maximum Housing Fillet Radius (r) inch - 0.24
Cup Frontface Backing Diameter (Da) mm - 765
Cup Frontface Backing Diameter (Da) inch - 30.12
Weight (kg) - 1087
Weight (lbs) - 2396.41
Outer Spacer - K163378
Inner Part Number - NP837820
Outer Part Number - NP562053
2TS-DM - Two Single-Row Bearings with an Inner-Ring and Outer-Ring Spacer, Direct Mounting
** Images are for representation purposes only
