Original catalogue drawing - Timken TRB Catalog, page 398
Scanned from the manufacturer catalogue page listing this part number. All part numbers printed on that table share the same drawing.
Scale cross-section
Blue = inner / outer ring, yellow = rolling element. Drawn to scale from this part's own
dimensions for selection reference only - not a manufacturing or assembly drawing.
Dimension table (mm / inch)
Symbol
Dimension
mm
inch
d
Bore diameter
30
1.1811
D
Outside diameter
62
2.4409
B
Inner-ring / bearing width
25
0.9843
T
Overall assembly width
25
0.9843
C
Cup / outer-ring width
19.5
0.7677
r
Chamfer (min)
1
0.0394
Notes
Weights are given in kg. Load ratings are shown in both the original catalogue units and the converted value (1 N = 0.2248 lbf). Data is provided for selection reference only - confirm against the latest official catalogue before ordering.
Main dimensions
Bore d (mm)
30.000
Bore d (in)
1.1811
Outside dia. D (mm)
62.000
Outside dia. D (in)
2.4409
Width B (mm)
25.000
Overall width T (mm)
25.000
Overall width T (in)
0.9843
Cup width C (mm)
19.500
Load ratings & speeds
Basic dynamic load rating Cr (lbs)
16600
Basic static load rating Cor (lbs)
18500
Basic dynamic load rating Cr (N)
73900
Basic static load rating C0r (N)
82200
Dynamic rating C1 (N, ISO)
73900
Dynamic rating C1 (lbf, ISO)
16600
Radial rating C90 (N)
19200
Radial rating C90 (lbf)
4310
Thrust rating Ca90 (N)
11200
Thrust rating Ca90 (lbf)
2520
Static rating C0 (N)
82200
Static rating C0 (lbf)
18500
Factor e
0.34
Factor Y
1.76
Factor K
1.71
Geometry factor G1
18.6
Geometry factor G2
9.8
Geometry factor Cg
0.0654
Effective load centre a (mm)
-9.1
Weight
Weight (kg)
0.35
Mounting dimensions (fillets / shoulders)
Shaft fillet R max (mm)
1.0
Housing fillet r max (mm)
1.0
Shaft shoulder da (mm)
36.5
Shaft shoulder db (mm)
40.0
Housing shoulder Da (mm)
59.0
Housing shoulder Db (mm)
55.0
Cage projection Aa (mm)
1.0
Cage projection Ab (mm)
2.8
Bearing life (ISO 281 basic rating life)
C / P
Equivalent load P (N)
L10 (106 rev)
L10h at 500 rpm
4
18,475
102
3,386
6
12,317
392
13,083
8
9,238
1,024
34,133
10
7,390
2,154
71,814
15
4,927
8,323
277,449
Basic rating life per ISO 281: L10 = (C/P)10/3 with C = 73,900 N. Hours = L10 x 106 / (60n). Life-modification factors for lubrication, contamination and temperature (aISO) are not included.
Source & traceability
Brand
Timken
Source catalogue
Timken Tapered Roller Bearing Catalog (2016)
Catalogue page
p.398 (dimensions)
Series type
TS
ISO dynamic rating C1, Timken C90 / Ca90, static rating C0, geometry factors and assembly weight.
Send us the quantity you need and we will come back with price and
lead time, normally within 24 hours. Equivalent parts from other brands can be quoted at the same time.
