1213NSKBall

Name: NSK 1213 Ball Bearing
Brand: NSK
SKU: 1213

1213 is a NSK ball bearing, bore 65 mm, O.D. 120 mm, width 23 mm, dynamic rating 6,970 lbs. Dimensions, drawing, interchanges and price.

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Bore d65mm

Outside dia. D120mm

Width B23mm

Dynamic Cr6,970lbs

Static C0r3,890lbs

Limiting speed5,300rpm

Weight1.152kg

Cr / C0r1.79

Mean dia. dm92.5mm

Original catalogue drawing - NSK catalogue, page 27

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	65	2.5591
D	Outside diameter	120	4.7244
B	Inner-ring / bearing width	23	0.9055
r	Chamfer (min)	1.499	0.059

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)	65
Bore d (in)	2.5591
Outside dia. D (mm)	120
Outside dia. D (in)	4.7244
Width B (mm)	23
Width B (in)	0.9055

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	6970
Basic static load rating Cor (lbs)	3890
Limiting speed - grease (rpm)	5,300
Limiting speed - oil (rpm)	6,300

Weight

Weight (kg)	1.152

Mounting dimensions (fillets / shoulders)

Chamfer r (in)	0.059
Shaft shoulder da min (in)	2.876
Housing shoulder Da max (in)	4.413

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 1,700 rpm
4	7,751	64	627
6	5,167	216	2,118
8	3,876	512	5,020
10	3,100	1,000	9,804
15	2,067	3,375	33,088

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 31,004 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.29 (dimensions) / p.30 (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
1213-K-TVH-C3	FAG	Ball	65	120	23	31 kN	1.13
1213-TVH	FAG	Ball	65	120	23	31 kN	1.14
6213	FAG	Ball	65	120	23	63 kN	1
6213-2RSR	FAG	Ball	65	120	23	63 kN	1.03
6213-2Z	FAG	Ball	65	120	23	63 kN	1.03
QJ213-MPA	FAG	Ball	65	120	23	104 kN	1.27
QJ213-XL-MPA	FAG	Ball	65	120	23	106 kN	1.27
N213-E-TVP2	FAG	Cylindrical Roller	65	120	23	127 kN	1.05
N213-E-XL-TVP2	FAG	Cylindrical Roller	65	120	23	128 kN	1.05
NJ213-E-TVP2	FAG	Cylindrical Roller	65	120	23	127 kN	1.06

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
6213	NSK	Ball	65	120	23	12,900 lbs	0.989
7213B	NSK	Ball	65	120	23	13,700 lbs	0.998
BL213	NSK	Ball	65	120	23	16,900 lbs	1.089
213	NSK	Cylindrical Roller	65	120	23	18,800 lbs	1.03
NU213E	NSK	Cylindrical Roller	65	120	23	132 kN	1.05
HR30213	NSK	Tapered Roller	65	120	23	151 kN	1.18
HR30213J	NSK	Tapered Roller	65	120	23	27,400 lbs	1.179
7213	NSK	Precision / Angular Contact	65	120	23	77.5 kN	1.03

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
1313	NSK	Ball	65	140	33	13,900 lbs	2.522
16013	NSK	Ball	65	100	11	22.5 kN	0.3
2213	NSK	Ball	65	120	31	9,890 lbs	1.52
2313	NSK	Ball	65	140	48	21,400 lbs	3.429
3213J	NSK	Ball	65	120	38.1	16,500 lbs	1.746
3313J	NSK	Ball	65	140	58.7	29,000 lbs	4.091
5213J	NSK	Ball	65	120	38.1	17,100 lbs	1.651
5213TNG	NSK	Ball	65	120	38.1	18,000 lbs	1.515

Request a quotation for 1213

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