61812-2Z-YFAGBall

Name: FAG 61812-2Z-Y Ball Bearing
Brand: FAG
SKU: 61812-2Z-Y

61812-2Z-Y is a FAG ball bearing, bore 60 mm, O.D. 78 mm, width 10 mm, dynamic rating 11.8 kN. Dimensions, drawing, interchanges and price.

Shielded both sides

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Bore d60mm

Outside dia. D78mm

Width B10mm

Dynamic Cr11.8kN

Static C0r11kN

Limiting speed8,000rpm

Weight0.105kg

Cr / C0r1.07

Mean dia. dm69mm

Original catalogue drawing - FAG Schaeffler HR 1, page 210

61812-2Z-Y 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	60	2.3622
D	Outside diameter	78	3.0709
B	Inner-ring / bearing width	10	0.3937
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)	60
Outside dia. D (mm)	78
Width B (mm)	10
Inner-ring OD d1 (mm)	65.6
Seal outside dia. D2 (mm)	74.5

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	2653
Basic static load rating Cor (lbs)	2473
Basic dynamic load rating Cr (N)	11800
Basic static load rating C0r (N)	11000
Fatigue limit load Cur (N)	485
Limiting speed nG (rpm)	8,000
Reference speed nB (rpm)	8,000

Weight

Weight (kg)	0.105

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	0.3
Shaft shoulder da (mm)	62
Housing shoulder Da (mm)	76
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 2,600 rpm
4	2,950	64	410
6	1,967	216	1,385
8	1,475	512	3,282
10	1,180	1,000	6,410
15	787	3,375	21,635

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 11,800 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.210 (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
6812	NSK	Ball	60	78	10	2,570 lbs	0.1

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
61812-2RSR-Y	FAG	Ball	60	78	10	12.6 kN	0.105
61812-2RZ-Y	FAG	Ball	60	78	10	12.6 kN	0.105
61812-Y	FAG	Ball	60	78	10	12.6 kN	0.109
71812-B-TVH	FAG	Precision / Angular Contact	60	78	10	12.3 kN	0.11

Series variants (different suffix)

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
61812-2RSR-Y	FAG	Ball	60	78	10	12.6 kN	0.105
61812-2RZ-Y	FAG	Ball	60	78	10	12.6 kN	0.105
61812-Y	FAG	Ball	60	78	10	12.6 kN	0.109

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
11212-TVH	FAG	Ball	60	110	22	30.5 kN	1.51
1212-K-TVH-C3	FAG	Ball	60	110	22	30.5 kN	0.88
1212-TVH	FAG	Ball	60	110	22	30.5 kN	0.894
1312-K-TVH-C3	FAG	Ball	60	130	31	58 kN	1.94
1312-TVH	FAG	Ball	60	130	31	58 kN	1.97
16012	FAG	Ball	60	95	11	21.2 kN	0.283
2212-2RS-TVH	FAG	Ball	60	110	28	30.5 kN	1.13
2212-K-2RS-TVH-C3	FAG	Ball	60	110	28	30.5 kN	1.13

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