23028CAME4NSKSpherical Roller

Name: NSK 23028CAME4 Spherical Roller Bearing
Brand: NSK
SKU: 23028CAME4

23028CAME4 is a NSK spherical roller bearing, bore 140 mm, O.D. 210 mm, width 53 mm. Dimensions, drawing, interchanges and price.

Brass cage

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Bore d140mm

Outside dia. D210mm

Width B53mm

Dynamic Cr94,500lbs

Static C0r161,000lbs

Limiting speed1,600rpm

Weight6.21kg

Cr / C0r0.59

Mean dia. dm175mm

Original catalogue drawing - NSK catalogue, page 79

23028CAME4 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	140	5.5118
D	Outside diameter	210	8.2677
B	Inner-ring / bearing width	53	2.0866

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)	140
Bore d (in)	5.5118
Outside dia. D (mm)	210
Outside dia. D (in)	8.2677
Width B (mm)	53
Width B (in)	2.0866

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	94500
Basic static load rating Cor (lbs)	161000
Limiting speed - grease (rpm)	1,600
Limiting speed - oil (rpm)	1,900

Weight

Weight (kg)	6.21

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.078
Shaft shoulder da min (in)	5.91
Shaft shoulder da max (in)	6.18
Housing shoulder Da min (in)	7.46
Housing shoulder Da max (in)	7.87

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 500 rpm
4	105,089	102	3,386
6	70,059	392	13,083
8	52,545	1,024	34,133
10	42,036	2,154	71,814
15	28,024	8,323	277,449

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 420,357 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.81 (dimensions) / p.82 (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
NN3028-AS-K-M-SP	FAG	Cylindrical Roller	140	210	53	300 kN	6.22
SL183028	FAG	Cylindrical Roller	140	210	53	450 kN	6.04
23028-E1-XL-K-TVPB	FAG	Spherical Roller	140	210	53	570 kN	5.8
23028-E1-XL-TVPB	FAG	Spherical Roller	140	210	53	570 kN	6
23028-E1A-XL-K-M	FAG	Spherical Roller	140	210	53	570 kN	6
23028-E1A-XL-M	FAG	Spherical Roller	140	210	53	570 kN	6.5

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
23028CDE4	NSK	Spherical Roller	140	210	53	94,500 lbs	6.4
NN3028	NSK	Precision / Angular Contact	140	210	53	67,200 lbs	6.319

Series variants (different suffix)

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
23028CDE4	NSK	Spherical Roller	140	210	53	94,500 lbs	6.4

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
22228CAME4	NSK	Spherical Roller	140	250	68	151,000 lbs	13.821
22228CDE4	NSK	Spherical Roller	140	250	68	145,000 lbs	14.324
22328CAME4	NSK	Spherical Roller	140	300	102	260,000 lbs	34.355
22328CE4	NSK	Spherical Roller	140	300	102	260,000 lbs	35.085
23128CAME4	NSK	Spherical Roller	140	225	68	130,000 lbs	9.943
23128CE4	NSK	Spherical Roller	140	225	68	130,000 lbs	10.396
23228CAME4	NSK	Spherical Roller	140	250	88	187,000 lbs	18.198
23228CE4	NSK	Spherical Roller	140	250	88	187,000 lbs	18.602

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