HR32018XJNSKTapered Roller

Name: NSK HR32018XJ Tapered Roller Bearing
Brand: NSK
SKU: HR32018XJ

HR32018XJ is a NSK tapered roller bearing, bore 90 mm, O.D. 140 mm, width 32 mm. Dimensions, drawing, interchanges and price.

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Bore d90mm

Outside dia. D140mm

Width B32mm

Dynamic Cr170,000lbs

Static C0r61,400lbs

Limiting speed2,400rpm

Weight1.778kg

Cr / C0r2.77

Mean dia. dm115mm

Original catalogue drawing - NSK catalogue, page 111

HR32018XJ 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	90	3.5433
D	Outside diameter	140	5.5118
B	Inner-ring / bearing width	32	1.2598
T	Overall assembly width	32	1.2598
C	Cup / outer-ring width	24	0.9449

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)	90
Bore d (in)	3.5433
Outside dia. D (mm)	140
Outside dia. D (in)	5.5118
Width B (mm)	32
Width B (in)	1.2598
Overall width T (mm)	32
Overall width T (in)	1.2598
Cup width C (mm)	24
Cup width C (in)	0.9449

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	170000
Basic static load rating Cor (lbs)	61400
Limiting speed - grease (rpm)	2,400
Limiting speed - oil (rpm)	3,200

Weight

Weight (kg)	1.778

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.06
Shaft shoulder da min (in)	4.016
Housing shoulder Da max (in)	5.157
Shaft shoulder db max (in)	3.898

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 800 rpm
4	189,049	102	2,117
6	126,033	392	8,177
8	94,525	1,024	21,333
10	75,620	2,154	44,884
15	50,413	8,323	173,406

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 756,198 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 inch product catalogue
Catalogue page	p.113 (dimensions) / p.114 (ratings)

Dimensions in inches and millimetres, load ratings in lbs.

Interchange - same dimensions, other brands

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
32018-X-XL	FAG	Tapered Roller	90	140	32	195 kN	1.76
32018-XA	FAG	Tapered Roller	90	140	32	163 kN	1.76
32018X	Timken	Tapered Roller	90	140	32	183 kN	1.7
XAA32018X/Y32018X	Timken	Tapered Roller	90	140	32	183 kN	1.7

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
HR30218J	NSK	Tapered Roller	90	160	30	45,200 lbs	2.599
HR30318	NSK	Tapered Roller	90	190	43	325 kN	5.52
HR30318J	NSK	Tapered Roller	90	190	43	77,600 lbs	5.915
HR31318	NSK	Tapered Roller	90	190	43	325 kN	5.52
HR31318J	NSK	Tapered Roller	90	190	43	59,300 lbs	5.52
HR32218J	NSK	Tapered Roller	90	160	40	57,600 lbs	3.411
HR32318	NSK	Tapered Roller	90	190	64	555 kN	8.6
HR32318J	NSK	Tapered Roller	90	190	64	101,000 lbs	8.6

Request a quotation for HR32018XJ

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