HR32308CNSKTapered Roller

Name: NSK HR32308C Tapered Roller Bearing
Brand: NSK
SKU: HR32308C

HR32308C is a NSK tapered roller bearing, bore 40 mm, O.D. 90 mm, width 33 mm, dynamic rating 24,100 lbs. Dimensions, drawing, interchanges and price.

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Bore d40mm

Outside dia. D90mm

Width B33mm

Dynamic Cr24,100lbs

Static C0r29,000lbs

Limiting speed4,300rpm

Weight1.03kg

Cr / C0r0.83

Mean dia. dm65mm

Original catalogue drawing - NSK catalogue, page 131

HR32308C 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	90	3.5433
B	Inner-ring / bearing width	33	1.2992
T	Overall assembly width	35.25	1.3878
C	Cup / outer-ring width	25	0.9843

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)	90
Outside dia. D (in)	3.5433
Width B (mm)	33
Width B (in)	1.2992
Overall width T (mm)	35.25
Overall width T (in)	1.3878
Cup width C (mm)	25
Cup width C (in)	0.9843

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	24100
Basic static load rating Cor (lbs)	29000
Limiting speed - grease (rpm)	4,300
Limiting speed - oil (rpm)	5,600

Weight

Weight (kg)	1.03

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.059
Shaft shoulder da min (in)	2.128
Housing shoulder Da max (in)	3.191
Shaft shoulder db max (in)	1.891

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 1,400 rpm
4	26,801	102	1,209
6	17,867	392	4,673
8	13,400	1,024	12,190
10	10,720	2,154	25,648
15	7,147	8,323	99,089

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 107,202 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.133 (dimensions) / p.134 (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
2308-2RS-TVH	FAG	Ball	40	90	33	30 kN	1.01
2308-K-TVH-C3	FAG	Ball	40	90	33	46 kN	0.899
2308-TVH	FAG	Ball	40	90	33	46 kN	0.922
4308-B-TVH	FAG	Ball	40	90	33	67 kN	0.83
62308-2RSR	FAG	Ball	40	90	33	46.5 kN	0.882
NJ2308-E-TVP2	FAG	Cylindrical Roller	40	90	33	132 kN	0.978
NJ2308-E-XL-TVP2	FAG	Cylindrical Roller	40	90	33	132 kN	0.978
NU2308-E-TVP2	FAG	Cylindrical Roller	40	90	33	132 kN	0.958
NU2308-E-XL-TVP2	FAG	Cylindrical Roller	40	90	33	132 kN	0.958
NUP2308-E-TVP2	FAG	Cylindrical Roller	40	90	33	132 kN	0.999

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
2308	NSK	Ball	40	90	33	10,100 lbs	0.998
2308	NSK	Cylindrical Roller	40	90	33	18,500 lbs	0.943
NU2308E	NSK	Cylindrical Roller	40	90	33	140 kN	0.933
22308CAME4	NSK	Spherical Roller	40	90	33	27,400 lbs	0.984
22308EAE4	NSK	Spherical Roller	40	90	33	30,642 lbs	1.016
22308HE4	NSK	Spherical Roller	40	90	33	30,500 lbs	0.948
HR32308	NSK	Tapered Roller	40	90	33	147 kN	1.05
HR32308J	NSK	Tapered Roller	40	90	33	27,000 lbs	1.052

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

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