248/600-B-MBFAGSpherical Roller

Name: FAG 248/600-B-MB Spherical Roller Bearing
Brand: FAG
SKU: 248/600-B-MB

248/600-B-MB is a FAG spherical roller bearing, bore 600 mm, O.D. 730 mm, width 128 mm. Dimensions, drawing, interchanges and price.

Brass cage

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Bore d600mm

Outside dia. D730mm

Width B128mm

Dynamic Cr2550kN

Static C0r7300kN

Limiting speed780rpm

Weight116kg

Cr / C0r0.35

Mean dia. dm665mm

Original catalogue drawing - FAG Schaeffler HR 1, page 738

248/600-B-MB FAG Spherical Roller 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	600	23.622
D	Outside diameter	730	28.7402
B	Inner-ring / bearing width	128	5.0394
r	Chamfer (min)	3	0.1181

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)	600
Outside dia. D (mm)	730
Width B (mm)	128
Inner-ring shoulder dia. D1 (mm)	691.5

Load ratings & speeds

Basic dynamic load rating Cr (lbs)	573263
Basic static load rating Cor (lbs)	1641105
Basic dynamic load rating Cr (N)	2.55e+06
Basic static load rating C0r (N)	7.3e+06
Fatigue limit load Cur (N)	440000
Factor e	0.15
Factor Y0	4.31
Limiting speed nG (rpm)	780
Reference speed nB (rpm)	228

Weight

Weight (kg)	116.0

Mounting dimensions (fillets / shoulders)

Housing fillet r max (mm)	3
Shaft shoulder da (mm)	612.4
Housing shoulder Da (mm)	717.6
Housing fillet ra max (mm)	2.5

Bearing life (ISO 281 basic rating life)

C / P	Equivalent load P (N)	L₁₀ (10⁶ rev)	L_10h at 200 rpm
4	637,500	102	8,466
6	425,000	392	32,708
8	318,750	1,024	85,333
10	255,000	2,154	179,536
15	170,000	8,323	693,622

Basic rating life per ISO 281: L₁₀ = (C/P)^10/3 with C = 2,550,000 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.738 (dimensions)

Load ratings in newtons, fatigue limit load Cur, limiting speed nG and reference speed nB.

Series variants (different suffix)

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
248/1000-B-MB	FAG	Spherical Roller	1000	1220	218	6700 kN	546
248/1060-B-MB	FAG	Spherical Roller	1060	1280	218	7000 kN	599
248/1120-B-MB	FAG	Spherical Roller	1120	1360	243	8000 kN	791
248/1180-B-MB	FAG	Spherical Roller	1180	1420	243	8400 kN	790
248/1250-B-MB	FAG	Spherical Roller	1250	1500	250	9000 kN	918
248/1320-B-MB	FAG	Spherical Roller	1320	1600	280	10300 kN	1235
248/1400-B-MB	FAG	Spherical Roller	1400	1700	300	12100 kN	1470
248/1500-B-MB	FAG	Spherical Roller	1500	1820	315	13000 kN	1660

Nearby bore sizes

Designation	Brand	Type	d	D	B/T	Dyn. rating	kg
230/600-BEA-XL-K-MB1	FAG	Spherical Roller	600	870	200	6600 kN	398
230/600-BEA-XL-MB1	FAG	Spherical Roller	600	870	200	6600 kN	411
231/600-K-MB	FAG	Spherical Roller	600	980	300	9000 kN	901
231/600-MB	FAG	Spherical Roller	600	980	300	9000 kN	929
232/600-B-K-MB	FAG	Spherical Roller	600	1090	388	13000 kN	1599
232/600-B-MB	FAG	Spherical Roller	600	1090	388	13000 kN	1634
238/600-K-MB	FAG	Spherical Roller	600	730	98	1960 kN	84
238/600-MB	FAG	Spherical Roller	600	730	98	1960 kN	87

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