635-2ZFAGBall

Name: FAG 635-2Z Ball Bearing
Brand: FAG
SKU: 635-2Z

635-2Z is a FAG ball bearing, bore 5 mm, O.D. 19 mm, width 6 mm, dynamic rating 2.6 kN. Dimensions, drawing, interchanges and price.

Shielded both sides

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Bore d5mm

Outside dia. D19mm

Width B6mm

Dynamic Cr2.6kN

Static C0r1.1kN

Limiting speed32,000rpm

Weight0.029kg

Cr / C0r2.36

Mean dia. dm12mm

Original catalogue drawing - FAG Schaeffler HR 1, page 196

635-2Z FAG 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	5	0.1969
D	Outside diameter	19	0.748
B	Inner-ring / bearing width	6	0.2362
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)	5
Outside dia. D (mm)	19
Width B (mm)	6
Inner-ring OD d1 (mm)	10.8
Seal outside dia. D2 (mm)	16.7

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	585
Basic static load rating Cor (lbs)	247
Basic dynamic load rating Cr (N)	2600
Basic static load rating C0r (N)	1100
Fatigue limit load Cur (N)	53
Limiting speed nG (rpm)	32,000
Reference speed nB (rpm)	31,500

Weight

Weight (kg)	0.029

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	0.3
Shaft shoulder da (mm)	7.4
Housing shoulder Da (mm)	16.6
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	650	64	356
6	433	216	1,200
8	325	512	2,844
10	260	1,000	5,556
15	173	3,375	18,750

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 2,600 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
635	NSK	Ball	5	19	6	526 lbs	0.01

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
135-TVH	FAG	Ball	5	19	6	2.6 kN	0.01
635	FAG	Ball	5	19	6	2.6 kN	0.008
635-2RSR	FAG	Ball	5	19	6	2.6 kN	0.008

Series variants (different suffix)

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
635	FAG	Ball	5	19	6	2.6 kN	0.008
635-2RSR	FAG	Ball	5	19	6	2.6 kN	0.008

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
135-TVH	FAG	Ball	5	19	6	2.6 kN	0.01
605-2Z	FAG	Ball	5	14	5	1.4 kN	0.004
625	FAG	Ball	5	16	5	1.3 kN	0.005
625-2RSR	FAG	Ball	5	16	5	1.3 kN	0.005
625-2Z	FAG	Ball	5	16	5	1.3 kN	0.005
685-2Z	FAG	Ball	5	11	5	0.8 kN	0.002
604-2Z	FAG	Ball	4	12	4	1 kN	0.002
624	FAG	Ball	4	13	5	1.3 kN	0.003

Request a quotation for 635-2Z

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