5209TNGNSKBall

Name: NSK 5209TNG Ball Bearing
Brand: NSK
SKU: 5209TNG

5209TNG is a NSK ball bearing, bore 45 mm, O.D. 85 mm, width 30.2 mm, dynamic rating 10,800 lbs. Dimensions, drawing, interchanges and price.

Polyamide cage

Request a quote WhatsApp Email us Search the catalog

Bore d45mm

Outside dia. D85mm

Width B30.2mm

Dynamic Cr10,800lbs

Static C0r7,190lbs

Limiting speed4,500rpm

Weight0.581kg

Cr / C0r1.5

Mean dia. dm65mm

Original catalogue drawing - NSK catalogue, page 35

5209TNG 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	45	1.7717
D	Outside diameter	85	3.3465
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)	45
Bore d (in)	1.7717
Outside dia. D (mm)	85
Outside dia. D (in)	3.3465
Width B (mm)	30.2
Width B (in)	1.1890

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	10800
Basic static load rating Cor (lbs)	7190
Limiting speed - grease (rpm)	4,500
Limiting speed - oil (rpm)	5,400

Weight

Weight (kg)	0.581

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.039
Shaft shoulder da min (in)	2.047
Housing shoulder Da max (in)	3.071

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 1,500 rpm
4	12,010	64	711
6	8,007	216	2,400
8	6,005	512	5,689
10	4,804	1,000	11,111
15	3,203	3,375	37,500

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 48,041 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.37 (dimensions) / p.38 (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
3209-B-2RSR-TVH	FAG	Precision / Angular Contact	45	85	30.2	48 kN	0.64
3209-B-2Z-TVH	FAG	Precision / Angular Contact	45	85	30.2	48 kN	0.64
3209-B-TVH	FAG	Precision / Angular Contact	45	85	30.2	48 kN	0.628
3209-BD-XL-2HRS-TVH	FAG	Precision / Angular Contact	45	85	30.2	50 kN	0.626
3209-BD-XL-2Z-TVH	FAG	Precision / Angular Contact	45	85	30.2	50 kN	0.618
3209-BD-XL-TVH	FAG	Precision / Angular Contact	45	85	30.2	50 kN	0.622

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
3209J	NSK	Ball	45	85	30.2	9,890 lbs	0.708
5209J	NSK	Ball	45	85	30.2	11,100 lbs	0.621
63209DDU	NSK	Ball	45	85	30.16	7,050 lbs	0.621
5209	NSK	Precision / Angular Contact	45	85	30.2	54.5 kN	0.67

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
1209	NSK	Ball	45	85	19	4,950 lbs	0.463
1309	NSK	Ball	45	100	25	8,540 lbs	0.993
16009	NSK	Ball	45	75	10	16.4 kN	0.167
2209	NSK	Ball	45	85	23	6,290 lbs	0.531
2309	NSK	Ball	45	100	36	12,100 lbs	1.32
3209J	NSK	Ball	45	85	30.2	9,890 lbs	0.708
3309J	NSK	Ball	45	100	39.7	16,000 lbs	1.397
5209J	NSK	Ball	45	85	30.2	11,100 lbs	0.621

Request a quotation for 5209TNG

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.

Online enquiry form richard@bearingsfit.com WhatsApp +86 156 2149 6516