608FAGBall

Name: FAG 608 Ball Bearing
Brand: FAG
SKU: 608

608 is a FAG ball bearing, bore 8 mm, O.D. 22 mm, width 7 mm, dynamic rating 3.2 kN. Dimensions, drawing, interchanges and price.

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Bore d8mm

Outside dia. D22mm

Width B7mm

Dynamic Cr3.25kN

Static C0r1.37kN

Limiting speed36,000rpm

Weight0.01kg

Cr / C0r2.37

Mean dia. dm15mm

Original catalogue drawing - FAG Schaeffler HR 1, page 196

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	8	0.315
D	Outside diameter	22	0.8661
B	Inner-ring / bearing width	7	0.2756
r	Chamfer (min)	0.3	0.0118

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)	8
Outside dia. D (mm)	22
Width B (mm)	7
Inner-ring OD d1 (mm)	12.4
Inner-ring shoulder dia. D1 (mm)	18

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	731
Basic static load rating Cor (lbs)	308
Basic dynamic load rating Cr (N)	3250
Basic static load rating C0r (N)	1370
Fatigue limit load Cur (N)	72
Limiting speed nG (rpm)	36,000
Reference speed nB (rpm)	31,500

Weight

Weight (kg)	0.01

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	0.3
Shaft shoulder da (mm)	10
Housing shoulder Da (mm)	20
Housing fillet ra max (mm)	0.3

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 3,000 rpm
4	812	64	356
6	542	216	1,200
8	406	512	2,844
10	325	1,000	5,556
15	217	3,375	18,750

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 3,250 N. Hours = L₁₀ x 10⁶ / (60n). Life-modification factors for lubrication, contamination and temperature (a_ISO) are not included.

Source & traceability

Brand	FAG
Source catalogue	FAG / Schaeffler Rolling Bearings HR 1
Catalogue page	p.196 (dimensions)

Load ratings in newtons, fatigue limit load Cur, limiting speed nG and reference speed nB.

Interchange - same dimensions, other brands

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
608	NSK	Ball	8	22	7	741 lbs	0.014
8BGR10H	NSK	Precision / Angular Contact	8	22	7	530 lbs	0.014
8BGR10S	NSK	Precision / Angular Contact	8	22	7	530 lbs	0.014

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
108-TVH	FAG	Ball	8	22	7	2.8 kN	0.014
608-2RSR	FAG	Ball	8	22	7	3.2 kN	0.01
608-2Z	FAG	Ball	8	22	7	3.2 kN	0.011

Series variants (different suffix)

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
608-2RSR	FAG	Ball	8	22	7	3.2 kN	0.01
608-2Z	FAG	Ball	8	22	7	3.2 kN	0.011

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
108-TVH	FAG	Ball	8	22	7	2.8 kN	0.014
628-2Z	FAG	Ball	8	24	8	3.5 kN	0.018
688-2Z	FAG	Ball	8	16	5	1.3 kN	0.004
127-TVH	FAG	Ball	7	22	7	2.8 kN	0.014
607	FAG	Ball	7	19	6	2.6 kN	0.007
607-2RSR	FAG	Ball	7	19	6	2.6 kN	0.007
607-2Z	FAG	Ball	7	19	6	2.6 kN	0.008
627	FAG	Ball	7	22	7	3.2 kN	0.011

Request a quotation for 608

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