Product specifications

Metric and imperial values are paired where the manufacturer provides both. Expand a section to review its parameters.

Core specifications15 parameters

Core specifications
Parameter	Symbol	Value
Series		NU1048
Bore diameter	d	240 mm
Outside diameter	D	360 mm
Width	B	56 mm
Basic dynamic load rating	C	540 kN
Basic static load rating	C0	840 kN
Fatigue load limit	Pu	74 kN
Reference speed	nref	1850 r/min
Limiting speed	nG	3000 r/min
Mass	≈m	19.8 kg
Precision class		PN — Normal (ISO 492:2023)
Internal clearance		CN (Group N) — Normal internal clearance
Cage		M1 — Two Piece Brass Cage Roller Guided
Minimum operating temperature	Tmin	-30 °C
Maximum operating temperature	Tmax	150 °C

Product characteristics5 parameters

Product characteristics
Parameter	Symbol	Value
Design		Standard
Cage	M1	Two Piece Brass Cage Roller Guided
Radial internal clearance	CN (Group N)	Normal internal clearance
Tolerance class	PN	Normal (ISO 492:2023)
Number of rows	1	Single-row design

Main Dimensions & Performance Data9 parameters

Main Dimensions & Performance Data
Parameter	Symbol	Value
Bore diameter	d	240 mm9.449 in
Outside diameter	D	360 mm14.173 in
Width	B	56 mm2.205 in
Basic dynamic load rating, radial	Cr	540,000 N121,402.878 lbf
Basic static load rating, radial	C0r	840,000 N188,848.921 lbf
Fatigue load limit, radial	Cur	74,000 N16,636.691 lbf
Limiting speed	nG	3,000 1/min
Reference speed	nϑr	1,850 1/min
Mass	≈m	19.8 kg43.651 lbs

Mounting dimensions6 parameters

Mounting dimensions
Parameter	Symbol	Value
Minimum diameter shaft shoulder	da min	252 mm9.921 in
Maximum diameter of shaft shoulder	da max	268 mm10.551 in
Minimum shaft shoulder	db min	275 mm10.827 in
Maximum diameter of housing shoulder	Da max	348 mm13.701 in
Maximum recess radius	ra max	2.5 mm0.098 in
Maximum recess radius	ra1 max	2.5 mm0.098 in

Dimensions6 parameters

Dimensions
Parameter	Symbol	Value
Minimum chamfer dimension	rmin	3 mm0.118 in
Minimum chamfer dimension	r1 min	3 mm0.118 in
Axial displacement	s	6.4 mm0.252 in
Raceway diameter outer ring	E	330 mm12.992 in
Raceway diameter inner ring	F	270 mm10.63 in
Minimum rib diameter outer ring	D1 min	318.9 mm12.555 in

Temperature range2 parameters

Temperature range
Parameter	Symbol	Value
Operating temperature min.	Tmin	-30 °C-22 °F
Operating temperature max.	Tmax	150 °C302 °F

Capabilities & suitability5 parameters

Capabilities & suitability
Parameter	Symbol	Value
Radial load capacity		Yes
Suitable for grease lubrication		Yes
Suitable for oil lubrication		Yes
Unsealed design		Yes
Largebearing		Yes

Manufacturer Identity10 parameters

Product Identity2 parameters

Product Identity
Parameter	Symbol	Value
Construction		Cylindrical roller bearing NU..-M1, with cage, single row, non-locating bearing, 2 ribs on outer ring, 0 ribs on inner ring (smooth), type NU, Running accuracy in P6
Short Description		Cylindrical roller bearing

Technical Data22 parameters

Technical Data
Parameter	Symbol	Value
Bore Diameter (D)		240 mm
Outside Diamater (D)		360 mm
Total Width (B)		56 mm
Basic Dynamic Load Rating, Radial (Cr)		540,000 N
Basic Static Load Rating, Radial (C0R)		840,000 N
Raceway Diameter Inner Ring (F)		270 mm
Operating Temperature Min. (Tmin)		-30 °C
Minimum Diameter Shaft Shoulder (Da)		252 mm
Operating Temperature Max. (Tmax)		150 °C
Limiting Speed (Limiting Spe)		3,000 1/min
Reference Speed (Nϑr)		1,850 1/min
Maximum Recess Radius (Ra Max)		2.5 mm
Maximum Diameter Of Housing Shoulder (Da)		348 mm
Minimum Chamfer Dimension (R1 Min)		3 mm
Axial Displacement (S)		6.4 mm
Minimum Rib Diameter Outer Ring (D1 Min)		318.9 mm
Maximum Diameter Of Shaft Shoulder (Da Max)		268 mm
Maximum Recess Radius (Ra1 Max)		2.5 mm
Minimum Chamfer Dimension (Rmin)		3 mm
Raceway Diameter Outer Ring (E)		330 mm
Minimum Shaft Shoulder (Db Min)		275 mm
Fatigue Load Limit, Radial (Cur)		74,000 N

FAG NU1048-M1