61936FAGBall

Name: FAG 61936 Ball Bearing
Brand: FAG
SKU: 61936

61936 is a FAG ball bearing, bore 180 mm, O.D. 250 mm, width 33 mm, dynamic rating 131 kN. Dimensions, drawing, interchanges and price.

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Bore d180mm

Outside dia. D250mm

Width B33mm

Dynamic Cr131kN

Static C0r136kN

Limiting speed3,500rpm

Weight4.22kg

Cr / C0r0.96

Mean dia. dm215mm

Original catalogue drawing - FAG Schaeffler HR 1, page 274

61936 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	180	7.0866
D	Outside diameter	250	9.8425
B	Inner-ring / bearing width	33	1.2992
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)	180
Outside dia. D (mm)	250
Width B (mm)	33
Inner-ring OD d1 (mm)	202.2
Inner-ring shoulder dia. D1 (mm)	228.9

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	29450
Basic static load rating Cor (lbs)	30574
Basic dynamic load rating Cr (N)	131000
Basic static load rating C0r (N)	136000
Fatigue limit load Cur (N)	5400
Factor f0	16.4
Limiting speed nG (rpm)	3,500
Reference speed nB (rpm)	3,200

Weight

Weight (kg)	4.22

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	2
Shaft shoulder da (mm)	188.8
Housing shoulder Da (mm)	241.2
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 1,100 rpm
4	32,750	64	970
6	21,833	216	3,273
8	16,375	512	7,758
10	13,100	1,000	15,152
15	8,733	3,375	51,136

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 131,000 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.274 (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
6936	NSK	Ball	180	250	33	26,600 lbs	4.881
7936A5	NSK	Precision / Angular Contact	180	250	33	30,600 lbs	4.94
7936C	NSK	Precision / Angular Contact	180	250	33	32,600 lbs	4.899

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
B71936-C-T-P4S	FAG	Precision / Angular Contact	180	250	33	163 kN	4.13
B71936-E-T-P4S	FAG	Precision / Angular Contact	180	250	33	156 kN	4.11

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
16036	FAG	Ball	180	280	31	140 kN	6.92
6036-M	FAG	Ball	180	280	46	201 kN	10.6
61836	FAG	Ball	180	225	22	66 kN	1.71
6236-M	FAG	Ball	180	320	52	240 kN	18.744
6336-M	FAG	Ball	180	380	75	355 kN	43
QJ1036-N2-MPA	FAG	Ball	180	280	46	340 kN	11.42
QJ236-N2-MPA	FAG	Ball	180	320	52	435 kN	19.6
QJ336-N2-MPA	FAG	Ball	180	380	75	680 kN	44.9

Request a quotation for 61936

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