HR33120JNSKTapered Roller

Name: NSK HR33120J Tapered Roller Bearing
Brand: NSK
SKU: HR33120J

HR33120J is a NSK tapered roller bearing, bore 100 mm, O.D. 165 mm, width 52 mm, dynamic rating 70,800 lbs. Dimensions, drawing, interchanges and price.

Request a quote WhatsApp Email us Search the catalog

Bore d100mm

Outside dia. D165mm

Width B52mm

Dynamic Cr70,800lbs

Static C0r116,000lbs

Limiting speed2,100rpm

Weight4.4kg

Cr / C0r0.61

Mean dia. dm132.5mm

Original catalogue drawing - NSK catalogue, page 121

HR33120J 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	100	3.937
D	Outside diameter	165	6.4961
B	Inner-ring / bearing width	52	2.0472
T	Overall assembly width	52	2.0472
C	Cup / outer-ring width	40	1.5748

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)	100
Bore d (in)	3.9370
Outside dia. D (mm)	165
Outside dia. D (in)	6.4961
Width B (mm)	52
Width B (in)	2.0472
Overall width T (mm)	52
Overall width T (in)	2.0472
Cup width C (mm)	40
Cup width C (in)	1.5748

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	70800
Basic static load rating Cor (lbs)	116000
Limiting speed - grease (rpm)	2,100
Limiting speed - oil (rpm)	2,800

Weight

Weight (kg)	4.4

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.08
Shaft shoulder da min (in)	4.528
Shaft shoulder db max (in)	4.370

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 700 rpm
4	78,734	102	2,419
6	52,489	392	9,345
8	39,367	1,024	24,381
10	31,493	2,154	51,296
15	20,996	8,323	198,178

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 314,934 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.123 (dimensions) / p.124 (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
23120-E1-XL-K-TVPB	FAG	Spherical Roller	100	165	52	450 kN	4.1
23120-E1-XL-TVPB	FAG	Spherical Roller	100	165	52	450 kN	4.2
23120-E1A-XL-K-M	FAG	Spherical Roller	100	165	52	450 kN	4.2
23120-E1A-XL-M	FAG	Spherical Roller	100	165	52	450 kN	4.4
33120	FAG	Tapered Roller	100	165	52	325 kN	4.46

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
23120CAME4	NSK	Spherical Roller	100	165	52	78,000 lbs	4.196
23120CE4	NSK	Spherical Roller	100	165	52	78,000 lbs	4.318
HR33120	NSK	Tapered Roller	100	165	52	390 kN	4.32

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
HR30220	NSK	Tapered Roller	100	180	34	315 kN	3.78
HR30220J	NSK	Tapered Roller	100	180	34	57,300 lbs	3.778
HR30320	NSK	Tapered Roller	100	215	47	520 kN	8.41
HR30320J	NSK	Tapered Roller	100	215	47	95,500 lbs	8.41
HR31320	NSK	Tapered Roller	100	215	51	475 kN	9.02
HR31320J	NSK	Tapered Roller	100	215	47	67,200 lbs	9.022
HR32020XJ	NSK	Tapered Roller	100	150	32	176,000 lbs	1.95
HR32220	NSK	Tapered Roller	100	180	46	400 kN	5.05

Request a quotation for HR33120J

Send us the quantity you need and we will come back with price and lead time, normally within 24 hours. Equivalent parts from other brands can be quoted at the same time.

Online enquiry form richard@bearingsfit.com WhatsApp +86 156 2149 6516