HR32238NSKTapered Roller

Name: NSK HR32238 Tapered Roller Bearing
Brand: NSK
SKU: HR32238

HR32238 is a NSK tapered roller bearing, bore 190 mm, O.D. 340 mm, width 92 mm, dynamic rating 1370 kN. Dimensions, drawing, interchanges and price.

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Bore d190mm

Outside dia. D340mm

Width B92mm

Dynamic Cr1370kN

Static C0r1770kN

Limiting speed1,000rpm

Weight35.2kg

Cr / C0r0.77

Mean dia. dm265mm

Original catalogue drawing - NSK E1103, page 269

HR32238 NSK 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	340	13.3858
B	Inner-ring / bearing width	92	3.622
T	Overall assembly width	97	3.8189
C	Cup / outer-ring width	75	2.9528
r	Chamfer (min)	4	0.1575

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)	190
Outside dia. D (mm)	340
Width B (mm)	92
Overall width T (mm)	97
Cup width C (mm)	75

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	307988
Basic static load rating Cor (lbs)	397912
Basic dynamic load rating Cr (N)	1370000
Basic static load rating C0r (N)	1770000
Limiting speed - grease (rpm)	1,000
Effective load centre a (mm)	5

Weight

Weight (kg)	35.2

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	4

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 300 rpm
4	342,500	102	5,644
6	228,333	392	21,805
8	171,250	1,024	56,889
10	137,000	2,154	119,691
15	91,333	8,323	462,415

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 1,370,000 N. Hours = L₁₀ x 10⁶ / (60n). Life-modification factors for lubrication, contamination and temperature (a_ISO) are not included.

Source & traceability

Brand	NSK
Source catalogue	NSK CAT. No. E1103 (metric)
Catalogue page	p.269 (dimensions)

Load ratings in newtons, weights in kg, limiting speeds for grease and oil lubrication.

Interchange - same dimensions, other brands

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
NJ2238-E-M1	FAG	Cylindrical Roller	190	340	92	1090 kN	37.7
NU2238-E-M1	FAG	Cylindrical Roller	190	340	92	1090 kN	37.1
SL182238	FAG	Cylindrical Roller	190	340	92	1300 kN	35.65
22238-BE-XL	FAG	Spherical Roller	190	340	92	1360 kN	36.8
22238-BE-XL-K	FAG	Spherical Roller	190	340	92	1360 kN	36
32238-A	FAG	Tapered Roller	190	340	92	1150 kN	39.1
32238-XL	FAG	Tapered Roller	190	340	92	1340 kN	35.9
32238	Timken	Tapered Roller	190	340	92	1360 kN	36.36

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
2238	NSK	Cylindrical Roller	190	340	92	186,000 lbs	36.741
NU2238E	NSK	Cylindrical Roller	190	340	92	1360 kN	38.3
22238CAME4	NSK	Spherical Roller	190	340	92	255,000 lbs	35.149
HR32238J	NSK	Tapered Roller	190	340	92	250,000 lbs	35.181

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
30238	NSK	Tapered Roller	190	340	55	130,000 lbs	20.103
30338	NSK	Tapered Roller	190	400	78	227,000 lbs	46.008
32338	NSK	Tapered Roller	190	400	132	2040 kN	78.9
HR30238	NSK	Tapered Roller	190	340	55	880 kN	21.4
HR32038	NSK	Tapered Roller	190	290	64	800 kN	14.9
HR32038XJ	NSK	Tapered Roller	190	290	64	650,000 lbs	14.901
HR32238J	NSK	Tapered Roller	190	340	92	250,000 lbs	35.181
HR32938	NSK	Tapered Roller	190	260	45	445 kN	6.83

Request a quotation for HR32238

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