HR32008XJNSKTapered Roller

Name: NSK HR32008XJ Tapered Roller Bearing
Brand: NSK
SKU: HR32008XJ

HR32008XJ is a NSK tapered roller bearing, bore 40 mm, O.D. 68 mm, width 19 mm, dynamic rating 52,500 lbs. Dimensions, drawing, interchanges and price.

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Bore d40mm

Outside dia. D68mm

Width B19mm

Dynamic Cr52,500lbs

Static C0r16,000lbs

Limiting speed5,300rpm

Weight0.281kg

Cr / C0r3.28

Mean dia. dm54mm

Original catalogue drawing - NSK catalogue, page 111

HR32008XJ 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	40	1.5748
D	Outside diameter	68	2.6772
B	Inner-ring / bearing width	19	0.748
T	Overall assembly width	19	0.748
C	Cup / outer-ring width	14.5	0.5709

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)	40
Bore d (in)	1.5748
Outside dia. D (mm)	68
Outside dia. D (in)	2.6772
Width B (mm)	19
Width B (in)	0.7480
Overall width T (mm)	19
Overall width T (in)	0.7480
Cup width C (mm)	14.5
Cup width C (in)	0.5709

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	52500
Basic static load rating Cor (lbs)	16000
Limiting speed - grease (rpm)	5,300
Limiting speed - oil (rpm)	7,100

Weight

Weight (kg)	0.281

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.04
Shaft shoulder da min (in)	1.929
Housing shoulder Da max (in)	2.441
Shaft shoulder db max (in)	1.772

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 1,700 rpm
4	58,383	102	996
6	38,922	392	3,848
8	29,191	1,024	10,039
10	23,353	2,154	21,122
15	15,569	8,323	81,603

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 233,532 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
32008-X-XL	FAG	Tapered Roller	40	68	19	63 kN	0.28
32008-XA	FAG	Tapered Roller	40	68	19	52 kN	0.312
32008X	Timken	Tapered Roller	40	68	19	55.5 kN	0.27
X32008X/Y32008XZ	Timken	Tapered Roller	40	68	19	-	-
XAA32008X/Y32008X	Timken	Tapered Roller	40	68	19	55.5 kN	0.27

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
HR32008	NSK	Tapered Roller	40	68	19	65 kN	0.28
51208	NSK	Thrust	40	68	19	10,600 lbs	0.27

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
HR30208	NSK	Tapered Roller	40	80	18	78 kN	0.437
HR30208C	NSK	Tapered Roller	40	80	18	24,100 lbs	0.424
HR30208J	NSK	Tapered Roller	40	80	18	14,300 lbs	0.44
HR30308	NSK	Tapered Roller	40	90	23	111 kN	0.758
HR30308C	NSK	Tapered Roller	40	90	23	19,000 lbs	0.717
HR30308J	NSK	Tapered Roller	40	90	23	20,300 lbs	0.757
HR31308	NSK	Tapered Roller	40	90	23	98 kN	0.728
HR31308J	NSK	Tapered Roller	40	90	23	18,000 lbs	0.73

Request a quotation for HR32008XJ

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