6244-MFAGBall

Name: FAG 6244-M Ball Bearing
Brand: FAG
SKU: 6244-M

6244-M is a FAG ball bearing, bore 220 mm, O.D. 400 mm, width 65 mm, dynamic rating 300 kN. Dimensions, drawing, interchanges and price.

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Bore d220mm

Outside dia. D400mm

Width B65mm

Dynamic Cr300kN

Static C0r355kN

Limiting speed3,600rpm

Weight37.9kg

Cr / C0r0.85

Mean dia. dm310mm

Original catalogue drawing - FAG Schaeffler HR 1, page 220

6244-M 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	220	8.6614
D	Outside diameter	400	15.748
B	Inner-ring / bearing width	65	2.5591
r	Chamfer (min)	4	0.1575

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)	220
Outside dia. D (mm)	400
Width B (mm)	65
Inner-ring OD d1 (mm)	282.2
Inner-ring shoulder dia. D1 (mm)	337.6

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	67443
Basic static load rating Cor (lbs)	79807
Basic dynamic load rating Cr (N)	300000
Basic static load rating C0r (N)	355000
Fatigue limit load Cur (N)	13500
Limiting speed nG (rpm)	3,600
Reference speed nB (rpm)	2,200

Weight

Weight (kg)	37.9

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	4
Shaft shoulder da (mm)	237
Housing shoulder Da (mm)	383
Housing fillet ra max (mm)	3

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 1,200 rpm
4	75,000	64	889
6	50,000	216	3,000
8	37,500	512	7,111
10	30,000	1,000	13,889
15	20,000	3,375	46,875

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 300,000 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.220 (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
6244	NSK	Ball	220	400	65	340 kN	37.4
244	NSK	Cylindrical Roller	220	400	65	171,000 lbs	37.195
NU244E	NSK	Cylindrical Roller	220	400	65	1110 kN	37.4
30244	Timken	Tapered Roller	220	400	65	1100 kN	35.25

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
QJ244-N2-MPA	FAG	Ball	220	400	65	630 kN	38.6
NJ244-E-M1	FAG	Cylindrical Roller	220	400	65	950 kN	38.7
NU244-E-M1	FAG	Cylindrical Roller	220	400	65	950 kN	38.1
NUP244-E-M1	FAG	Cylindrical Roller	220	400	65	950 kN	39.3
30244-A	FAG	Tapered Roller	220	400	65	950 kN	34.6
30244-XL	FAG	Tapered Roller	220	400	65	1120 kN	34.5
B7244-C-T-P4S	FAG	Precision / Angular Contact	220	400	65	400 kN	33
B7244-E-T-P4S	FAG	Precision / Angular Contact	220	400	65	380 kN	32.9

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
16044	FAG	Ball	220	340	37	200 kN	11.8
6044-M	FAG	Ball	220	340	56	245 kN	18.8
61844	FAG	Ball	220	270	24	78 kN	2.62
61944	FAG	Ball	220	300	38	186 kN	6.372
6344-M	FAG	Ball	220	460	88	440 kN	73.7
QJ244-N2-MPA	FAG	Ball	220	400	65	630 kN	38.6
QJ344-N2-MPA	FAG	Ball	220	460	88	900 kN	77.1

Request a quotation for 6244-M

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