23120CE4NSKSpherical Roller

Name: NSK 23120CE4 Spherical Roller Bearing
Brand: NSK
SKU: 23120CE4

23120CE4 is a NSK spherical roller bearing, bore 100 mm, O.D. 165 mm, width 52 mm. Dimensions, drawing, interchanges and price.

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Bore d100mm

Outside dia. D165mm

Width B52mm

Dynamic Cr78,000lbs

Static C0r119,000lbs

Limiting speed1,700rpm

Weight4.318kg

Cr / C0r0.66

Mean dia. dm132.5mm

Original catalogue drawing - NSK catalogue, page 83

23120CE4 NSK Spherical 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

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

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	78000
Basic static load rating Cor (lbs)	119000
Limiting speed - grease (rpm)	1,700
Limiting speed - oil (rpm)	2,200

Weight

Weight (kg)	4.318

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.078
Shaft shoulder da min (in)	4.33
Shaft shoulder da max (in)	4.48
Housing shoulder Da min (in)	5.66
Housing shoulder Da max (in)	6.10

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 500 rpm
4	86,740	102	3,386
6	57,827	392	13,083
8	43,370	1,024	34,133
10	34,696	2,154	71,814
15	23,131	8,323	277,449

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 346,961 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.85 (dimensions) / p.86 (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
HR33120	NSK	Tapered Roller	100	165	52	390 kN	4.32
HR33120J	NSK	Tapered Roller	100	165	52	70,800 lbs	4.4

Series variants (different suffix)

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
23120CAME4	NSK	Spherical Roller	100	165	52	78,000 lbs	4.196

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
21320CAME4	NSK	Spherical Roller	100	215	47	495 kN	8.46
21320CE4	NSK	Spherical Roller	100	215	47	495 kN	8.46
22220CAME4	NSK	Spherical Roller	100	180	46	74,000 lbs	4.899
22220EAE4	NSK	Spherical Roller	100	180	46	82,000 lbs	4.831
22220HE4	NSK	Spherical Roller	100	180	46	84,000 lbs	4.563
22320CAME4	NSK	Spherical Roller	100	215	73	135,000 lbs	12.483
22320EAE4	NSK	Spherical Roller	100	215	73	155,000 lbs	12.673
22320HE4	NSK	Spherical Roller	100	215	73	150,000 lbs	12.029

Request a quotation for 23120CE4

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