6340-MFAGBall

Name: FAG 6340-M Ball Bearing
Brand: FAG
SKU: 6340-M

6340-M is a FAG ball bearing, bore 200 mm, O.D. 420 mm, width 80 mm, dynamic rating 380 kN. Dimensions, drawing, interchanges and price.

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Bore d200mm

Outside dia. D420mm

Width B80mm

Dynamic Cr380kN

Static C0r465kN

Limiting speed3,400rpm

Weight56.6kg

Cr / C0r0.82

Mean dia. dm310mm

Original catalogue drawing - FAG Schaeffler HR 1, page 220

6340-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	200	7.874
D	Outside diameter	420	16.5354
B	Inner-ring / bearing width	80	3.1496
r	Chamfer (min)	5	0.1969

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)	200
Outside dia. D (mm)	420
Width B (mm)	80
Inner-ring OD d1 (mm)	274.7
Inner-ring shoulder dia. D1 (mm)	345.9

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	85427
Basic static load rating Cor (lbs)	104536
Basic dynamic load rating Cr (N)	380000
Basic static load rating C0r (N)	465000
Fatigue limit load Cur (N)	18000
Limiting speed nG (rpm)	3,400
Reference speed nB (rpm)	2,170

Weight

Weight (kg)	56.6

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	5
Shaft shoulder da (mm)	220
Housing shoulder Da (mm)	400
Housing fillet ra max (mm)	4

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 1,100 rpm
4	95,000	64	970
6	63,333	216	3,273
8	47,500	512	7,758
10	38,000	1,000	15,152
15	25,333	3,375	51,136

Basic rating life per ISO 281: L₁₀ = (C/P)³ with C = 380,000 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
6340	NSK	Ball	200	420	80	85,300 lbs	57.606
7340B	NSK	Ball	200	420	80	97,000 lbs	53.07
340	NSK	Cylindrical Roller	200	420	80	219,000 lbs	56.245
NU340E	NSK	Cylindrical Roller	200	420	80	1400 kN	57.1
30340	NSK	Tapered Roller	200	420	80	232,000 lbs	52.308
7340	NSK	Precision / Angular Contact	200	420	80	520 kN	54.4

Same dimensions, same brand

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
NJ340-E-M1	FAG	Cylindrical Roller	200	420	80	1180 kN	58.1
NJ340-E-TB-M1	FAG	Cylindrical Roller	200	420	80	1180 kN	58.1
NU340-E-M1	FAG	Cylindrical Roller	200	420	80	1180 kN	57.3
NU340-E-TB-M1	FAG	Cylindrical Roller	200	420	80	1180 kN	57.3
30340	FAG	Tapered Roller	200	420	80	1300 kN	52.7

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
16040	FAG	Ball	200	310	34	186 kN	9
6040-M	FAG	Ball	200	310	51	231 kN	14.4
61840	FAG	Ball	200	250	24	74 kN	2.35
61940	FAG	Ball	200	280	38	158 kN	6.27
6240-M	FAG	Ball	200	360	58	270 kN	27
QJ1040-N2-MPA	FAG	Ball	200	310	51	390 kN	15
QJ240-N2-MPA	FAG	Ball	200	360	58	510 kN	28

Request a quotation for 6340-M

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