X32038XM/Y32038XMTimkenTapered Roller

Name: Timken X32038XM/Y32038XM Tapered Roller Bearing
Brand: Timken
SKU: X32038XM/Y32038XM

X32038XM/Y32038XM is a Timken tapered roller bearing, bore 190 mm, O.D. 290 mm, height 146 mm. Dimensions, drawing, interchanges and price.

Cone + cup assembly

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Bore d190mm

Outside dia. D290mm

Overall width T146mm

Dynamic Cr1250kN

Weight31.16kg

Mean dia. dm240mm

Original catalogue drawing - Timken TRB Catalog, page 692

X32038XM/Y32038XM Timken Tapered Roller bearing catalogue drawing

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	190	7.4803
D	Outside diameter	290	11.4173
T	Overall assembly width	146	5.748
C	Cup / outer-ring width	114	4.4882

Notes

Tapered roller bearings are cone / cup assemblies; cone and cup weights are listed separately and the total is their sum. 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)	190.000
Bore d (in)	7.4803
Outside dia. D (mm)	290.000
Outside dia. D (in)	11.4173
Overall width T (mm)	146.000
Overall width T (in)	5.7480
Cup width C (mm)	114.000
Cup width C (in)	4.4882

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	281000
Basic dynamic load rating Cr (N)	1250000
Dynamic rating C1 (N, ISO)	1250000
Dynamic rating C1 (lbf, ISO)	281000
Radial rating C90 (N)	186000
Radial rating C90 (lbf)	41900
Thrust rating Ca90 (N)	141000
Thrust rating Ca90 (lbf)	31700
Factor e	0.44
Factor Y1	1.53
Factor Y2	2.27
Factor K	1.32

Weight

Weight (kg)	31.16

Mounting dimensions (fillets / shoulders)

Shaft shoulder db (mm)	214.0
Housing shoulder Da (mm)	281.0

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 500 rpm
4	312,500	102	3,386
6	208,333	392	13,083
8	156,250	1,024	34,133
10	125,000	2,154	71,814
15	83,333	8,323	277,449

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 1,250,000 N. Hours = L₁₀ x 10⁶ / (60n). Life-modification factors for lubrication, contamination and temperature (a_ISO) are not included.

Source & traceability

Brand	Timken
Source catalogue	Timken Tapered Roller Bearing Catalog (2016)
Catalogue page	p.692 (dimensions)
Series type	TS

ISO dynamic rating C1, Timken C90 / Ca90, static rating C0, geometry factors and assembly weight.

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
30238	Timken	Tapered Roller	190	340	55	839 kN	22.49
32038X	Timken	Tapered Roller	190	290	64	719 kN	14.6
32238	Timken	Tapered Roller	190	340	92	1360 kN	36.36
32938	Timken	Tapered Roller	190	260	45	398 kN	6.91
JM238848/M238810	Timken	Tapered Roller	190	269.88	55.56	548 kN	9.51
JM738249/JM738210	Timken	Tapered Roller	190	260	44	407 kN	6.85
JM241538/JM241511	Timken	Tapered Roller	189.95	290	138	975 kN	30.43
67886/67820	Timken	Tapered Roller	190.08	266.7	6.4	-	7.81

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