5306TNGNSKBall

Name: NSK 5306TNG Ball Bearing
Brand: NSK
SKU: 5306TNG

5306TNG is a NSK ball bearing, bore 30 mm, O.D. 72 mm, width 30.2 mm, dynamic rating 9,330 lbs. Dimensions, drawing, interchanges and price.

Polyamide cage

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Bore d30mm

Outside dia. D72mm

Width B30.2mm

Dynamic Cr9,330lbs

Static C0r5,510lbs

Limiting speed6,200rpm

Weight0.494kg

Cr / C0r1.69

Mean dia. dm51mm

Original catalogue drawing - NSK catalogue, page 33

5306TNG NSK Ball 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	30	1.1811
D	Outside diameter	72	2.8346
B	Inner-ring / bearing width	30.2	1.189
r	Chamfer (min)	0.991	0.039

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)	30
Bore d (in)	1.1811
Outside dia. D (mm)	72
Outside dia. D (in)	2.8346
Width B (mm)	30.2
Width B (in)	1.1890

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	9330
Basic static load rating Cor (lbs)	5510
Limiting speed - grease (rpm)	6,200
Limiting speed - oil (rpm)	7,900

Weight

Weight (kg)	0.494

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.039
Shaft shoulder da min (in)	1.457
Housing shoulder Da max (in)	2.559

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 2,000 rpm
4	10,375	64	533
6	6,917	216	1,800
8	5,188	512	4,267
10	4,150	1,000	8,333
15	2,767	3,375	28,125

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 41,502 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.35 (dimensions) / p.36 (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
3306-B-2RSR-TVH	FAG	Precision / Angular Contact	30	72	30.2	41.5 kN	0.558
3306-B-2Z-TVH	FAG	Precision / Angular Contact	30	72	30.2	41.5 kN	0.558
3306-B-TVH	FAG	Precision / Angular Contact	30	72	30.2	41.5 kN	0.548
3306-BD-XL-2HRS-TVH	FAG	Precision / Angular Contact	30	72	30.2	43 kN	0.549
3306-BD-XL-2Z-TVH	FAG	Precision / Angular Contact	30	72	30.2	43 kN	0.54
3306-BD-XL-TVH	FAG	Precision / Angular Contact	30	72	30.2	43 kN	0.543
3306-DA	FAG	Precision / Angular Contact	30	72	30.2	41.5 kN	0.657

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
3306J	NSK	Ball	30	72	30.2	8,410 lbs	0.585
5306J	NSK	Ball	30	72	30.2	9,150 lbs	0.508
63306DDU	NSK	Ball	30	72	30.16	5,990 lbs	0.513
5306	NSK	Precision / Angular Contact	30	72	30.2	45 kN	0.57

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
1206	NSK	Ball	30	62	16	3,510 lbs	0.222
1306	NSK	Ball	30	72	19	4,770 lbs	0.408
16006	NSK	Ball	30	55	9	12.4 kN	0.087
2206	NSK	Ball	30	62	20	5,730 lbs	0.249
2306	NSK	Ball	30	72	27	7,080 lbs	0.553
3206J	NSK	Ball	30	62	23.8	5,940 lbs	0.318
3306J	NSK	Ball	30	72	30.2	8,410 lbs	0.585
5206J	NSK	Ball	30	62	23.8	6,650 lbs	0.29

Request a quotation for 5306TNG

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