61934FAGBall

Name: FAG 61934 Ball Bearing
Brand: FAG
SKU: 61934

61934 is a FAG ball bearing, bore 170 mm, O.D. 230 mm, width 28 mm, dynamic rating 109 kN. Dimensions, drawing, interchanges and price.

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Bore d170mm

Outside dia. D230mm

Width B28mm

Dynamic Cr109kN

Static C0r114kN

Limiting speed3,800rpm

Weight2.83kg

Cr / C0r0.96

Mean dia. dm200mm

Original catalogue drawing - FAG Schaeffler HR 1, page 272

61934 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	170	6.6929
D	Outside diameter	230	9.0551
B	Inner-ring / bearing width	28	1.1024
r	Chamfer (min)	2	0.0787

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)	170
Outside dia. D (mm)	230
Width B (mm)	28
Inner-ring OD d1 (mm)	187.2
Inner-ring shoulder dia. D1 (mm)	212.6

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	24504
Basic static load rating Cor (lbs)	25628
Basic dynamic load rating Cr (N)	109000
Basic static load rating C0r (N)	114000
Fatigue limit load Cur (N)	4600
Factor f0	16.4
Limiting speed nG (rpm)	3,800
Reference speed nB (rpm)	3,150

Weight

Weight (kg)	2.83

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	2
Shaft shoulder da (mm)	178.8
Housing shoulder Da (mm)	221.2
Housing fillet ra max (mm)	2

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 1,200 rpm
4	27,250	64	889
6	18,167	216	3,000
8	13,625	512	7,111
10	10,900	1,000	13,889
15	7,267	3,375	46,875

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 109,000 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.272 (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
6934	NSK	Ball	170	230	28	19,300 lbs	3.302
7934A5	NSK	Precision / Angular Contact	170	230	28	23,800 lbs	3.361
7934C	NSK	Precision / Angular Contact	170	230	28	25,400 lbs	3.329

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
B71934-C-T-P4S	FAG	Precision / Angular Contact	170	230	28	129 kN	2.78
B71934-E-T-P4S	FAG	Precision / Angular Contact	170	230	28	122 kN	2.77

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
16034	FAG	Ball	170	260	28	131 kN	5.15
6034	FAG	Ball	170	260	42	179 kN	7.13
6034-2RSR	FAG	Ball	170	260	42	179 kN	7.3
61834	FAG	Ball	170	215	22	65 kN	1.63
6234-M	FAG	Ball	170	310	52	225 kN	18.3
6334-M	FAG	Ball	170	360	72	325 kN	37.3
QJ1034-N2-MPA	FAG	Ball	170	260	42	280 kN	8.788
QJ234-N2-MPA	FAG	Ball	170	310	52	420 kN	18.6

Request a quotation for 61934

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