HR32940NSKTapered Roller

Name: NSK HR32940 Tapered Roller Bearing
Brand: NSK
SKU: HR32940

HR32940 is a NSK tapered roller bearing, bore 200 mm, O.D. 280 mm, width 51 mm, dynamic rating 590 kN. Dimensions, drawing, interchanges and price.

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Bore d200mm

Outside dia. D280mm

Width B51mm

Dynamic Cr590kN

Static C0r935kN

Limiting speed1,100rpm

Weight9.65kg

Cr / C0r0.63

Mean dia. dm240mm

Original catalogue drawing - NSK E1103, page 269

HR32940 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	200	7.874
D	Outside diameter	280	11.0236
B	Inner-ring / bearing width	51	2.0079
T	Overall assembly width	51	2.0079
C	Cup / outer-ring width	39	1.5354
r	Chamfer (min)	2.5	0.0984

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)	200
Outside dia. D (mm)	280
Width B (mm)	51
Overall width T (mm)	51
Cup width C (mm)	39

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	132637
Basic static load rating Cor (lbs)	210196
Basic dynamic load rating Cr (N)	590000
Basic static load rating C0r (N)	935000
Limiting speed - grease (rpm)	1,100
Effective load centre a (mm)	3

Weight

Weight (kg)	9.65

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	2.5

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 300 rpm
4	147,500	102	5,644
6	98,333	392	21,805
8	73,750	1,024	56,889
10	59,000	2,154	119,691
15	39,333	8,323	462,415

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 590,000 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.269 (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
32940-A	FAG	Tapered Roller	200	280	51	495 kN	8.97
32940	Timken	Tapered Roller	200	280	51	530 kN	9.45
X32940M/Y32940M	Timken	Tapered Roller	200	280	51	-	-

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
HR32940J	NSK	Tapered Roller	200	280	51	108,000 lbs	9.652

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
30240	NSK	Tapered Roller	200	360	58	145,000 lbs	23.805
30340	NSK	Tapered Roller	200	420	80	232,000 lbs	52.308
32340	NSK	Tapered Roller	200	420	138	409,000 lbs	90.914
32940	NSK	Tapered Roller	200	280	48	505 kN	9.26
HR30240	NSK	Tapered Roller	200	360	58	975 kN	25.5
HR32040	NSK	Tapered Roller	200	310	70	935 kN	18.9
HR32040XJ	NSK	Tapered Roller	200	310	70	760,000 lbs	18.901
HR32240	NSK	Tapered Roller	200	360	98	1480 kN	42.6

Request a quotation for HR32940

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