HR32930NSKTapered Roller

Name: NSK HR32930 Tapered Roller Bearing
Brand: NSK
SKU: HR32930

HR32930 is a NSK tapered roller bearing, bore 150 mm, O.D. 210 mm, width 38 mm, dynamic rating 345 kN. Dimensions, drawing, interchanges and price.

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Bore d150mm

Outside dia. D210mm

Width B38mm

Dynamic Cr345kN

Static C0r520kN

Limiting speed1,500rpm

Weight4.05kg

Cr / C0r0.66

Mean dia. dm180mm

Original catalogue drawing - NSK E1103, page 268

HR32930 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	150	5.9055
D	Outside diameter	210	8.2677
B	Inner-ring / bearing width	38	1.4961
T	Overall assembly width	38	1.4961
C	Cup / outer-ring width	30	1.1811
r	Chamfer (min)	2	0.0787

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
Outside dia. D (mm)	210
Width B (mm)	38
Overall width T (mm)	38
Cup width C (mm)	30

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	77559
Basic static load rating Cor (lbs)	116901
Basic dynamic load rating Cr (N)	345000
Basic static load rating C0r (N)	520000
Limiting speed - grease (rpm)	1,500
Effective load centre a (mm)	2.5

Weight

Weight (kg)	4.05

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	2

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 500 rpm
4	86,250	102	3,386
6	57,500	392	13,083
8	43,125	1,024	34,133
10	34,500	2,154	71,814
15	23,000	8,323	277,449

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 345,000 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 CAT. No. E1103 (metric)
Catalogue page	p.268 (dimensions)

Load ratings in newtons, weights in kg, limiting speeds for grease and oil lubrication.

Interchange - same dimensions, other brands

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
32930	FAG	Tapered Roller	150	210	38	285 kN	3.9
32930	Timken	Tapered Roller	150	210	38	306 kN	3.99
X32930M/Y32930M	Timken	Tapered Roller	150	210	38	-	-

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
HR32930J	NSK	Tapered Roller	150	210	38	63,200 lbs	4.051

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
30230	NSK	Tapered Roller	150	270	45	97,800 lbs	10.7
30330	NSK	Tapered Roller	150	320	65	155,000 lbs	24.204
32330	NSK	Tapered Roller	150	320	108	252,000 lbs	41.408
32930	NSK	Tapered Roller	150	210	36	305 kN	3.8
HR30330	NSK	Tapered Roller	150	320	65	1020 kN	25
HR31330	NSK	Tapered Roller	150	320	75	975 kN	28.5
HR31330J	NSK	Tapered Roller	150	320	65	137,100 lbs	28.477
HR32030	NSK	Tapered Roller	150	225	48	460 kN	6.6

Request a quotation for HR32930

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