HR32908JNSKTapered Roller

Name: NSK HR32908J Tapered Roller Bearing
Brand: NSK
SKU: HR32908J

HR32908J is a NSK tapered roller bearing, bore 40 mm, O.D. 62 mm, width 15 mm, dynamic rating 7,640 lbs. Dimensions, drawing, interchanges and price.

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Bore d40mm

Outside dia. D62mm

Width B15mm

Dynamic Cr7,640lbs

Static C0r10,600lbs

Limiting speed5,600rpm

Weight0.163kg

Cr / C0r0.72

Mean dia. dm51mm

Original catalogue drawing - NSK catalogue, page 117

HR32908J 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	62	2.4409
B	Inner-ring / bearing width	15	0.5906
T	Overall assembly width	15	0.5906
C	Cup / outer-ring width	12	0.4724

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)	62
Outside dia. D (in)	2.4409
Width B (mm)	15.0000
Width B (in)	0.5906
Overall width T (mm)	15
Overall width T (in)	0.5906
Cup width C (mm)	12
Cup width C (in)	0.4724

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	7640
Basic static load rating Cor (lbs)	10600
Limiting speed - grease (rpm)	5,600
Limiting speed - oil (rpm)	7,500

Weight

Weight (kg)	0.163

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.02
Shaft shoulder da min (in)	1.890
Housing shoulder Da max (in)	2.244
Shaft shoulder db max (in)	0.074

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 1,800 rpm
4	8,496	102	941
6	5,664	392	3,634
8	4,248	1,024	9,481
10	3,398	2,154	19,948
15	2,266	8,323	77,069

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 33,984 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.119 (dimensions) / p.120 (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
32908	FAG	Tapered Roller	40	62	15	32.5 kN	0.186

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
HR32908	NSK	Tapered Roller	40	62	15	41.5 kN	0.161

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 HR32908J

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