NN3030NSKPrecision / Angular Contact

Name: NSK NN3030 Precision / Angular Contact Bearing
Brand: NSK
SKU: NN3030

NN3030 is a NSK precision / angular contact bearing, bore 150 mm, O.D. 225 mm, width 56 mm. Dimensions, drawing, interchanges and price.

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Bore d150mm

Outside dia. D225mm

Width B56mm

Dynamic Cr75,000lbs

Static C0r132,000lbs

Limiting speed3,800rpm

Weight7.675kg

Cr / C0r0.57

Mean dia. dm187.5mm

Original catalogue drawing - NSK catalogue, page 221

NN3030 NSK Precision / Angular Contact 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	150	5.9055
D	Outside diameter	225	8.8583
B	Inner-ring / bearing width	56	2.2047

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)	150
Bore d (in)	5.9055
Outside dia. D (mm)	225
Outside dia. D (in)	8.8583
Width B (mm)	56
Width B (in)	2.2047

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	75000
Basic static load rating Cor (lbs)	132000
Limiting speed - grease (rpm)	3,800
Limiting speed - oil (rpm)	4,300

Weight

Weight (kg)	7.675

Mounting dimensions (fillets / shoulders)

Fillet ra (in)	0.0787
Shaft shoulder da min (in)	8.4252
Shaft shoulder da (in)	6.3386
Housing shoulder Db (in)	8.2283

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 1,200 rpm
4	83,404	64	889
6	55,603	216	3,000
8	41,702	512	7,111
10	33,362	1,000	13,889
15	22,241	3,375	46,875

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 333,617 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.223 (dimensions) / p.224 (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
NN3030-AS-K-M-SP	FAG	Cylindrical Roller	150	225	56	335 kN	7.58
SL183030	FAG	Cylindrical Roller	150	225	56	475 kN	7.33
23030-E1-XL-K-TVPB	FAG	Spherical Roller	150	225	56	630 kN	7.3
23030-E1-XL-TVPB	FAG	Spherical Roller	150	225	56	630 kN	7.6
23030-E1A-XL-K-M	FAG	Spherical Roller	150	225	56	630 kN	7.3
23030-E1A-XL-M	FAG	Spherical Roller	150	225	56	630 kN	7.8

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
NCF3030V	NSK	Cylindrical Roller	150	225	56	565 kN	7.1
23030CAME4	NSK	Spherical Roller	150	225	56	106,000 lbs	7.561
23030CDE4	NSK	Spherical Roller	150	225	56	106,000 lbs	7.797

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
7030	NSK	Precision / Angular Contact	150	225	35	151 kN	4.75
7030A5	NSK	Precision / Angular Contact	150	225	35	32,000 lbs	4.69
7030C	NSK	Precision / Angular Contact	150	225	35	34,000 lbs	4.672
7230	NSK	Precision / Angular Contact	150	270	45	273 kN	11.2
7230A5	NSK	Precision / Angular Contact	150	270	45	58,000 lbs	11.104
7230C	NSK	Precision / Angular Contact	150	270	45	60,800 lbs	11.104
7330	NSK	Precision / Angular Contact	150	320	65	350 kN	26
7930A5	NSK	Precision / Angular Contact	150	210	28	21,700 lbs	2.971

Request a quotation for NN3030

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.

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