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		NU2260
Bore diameter	d	300 mm
Outside diameter	D	540 mm
Width	B	140 mm
Basic dynamic load rating	C	2700 kN
Basic static load rating	C0	4100 kN
Fatigue load limit	Pu	415 kN
Reference speed	nref	650 r/min
Limiting speed	nG	1780 r/min
Mass	≈m	142.2 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	EX	Increased Capacity Design Design Modified
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	300 mm11.811 in
Outside diameter	D	540 mm21.26 in
Width	B	140 mm5.512 in
Basic dynamic load rating, radial	Cr	2,700,000 N607,014.388 lbf
Basic static load rating, radial	C0r	4,100,000 N921,762.59 lbf
Fatigue load limit, radial	Cur	415,000 N93,300.36 lbf
Limiting speed	nG	1,780 1/min
Reference speed	nϑr	650 1/min
Mass	≈m	142.2 kg313.497 lbs

Mounting dimensions6 parameters

Mounting dimensions
Parameter	Symbol	Value
Minimum diameter shaft shoulder	da min	320 mm12.598 in
Maximum diameter of shaft shoulder	da max	352 mm13.858 in
Minimum shaft shoulder	db min	358 mm14.094 in
Maximum diameter of housing shoulder	Da max	520 mm20.472 in
Maximum recess radius	ra max	4 mm0.157 in
Maximum recess radius	ra1 max	4 mm0.157 in

Dimensions6 parameters

Dimensions
Parameter	Symbol	Value
Minimum chamfer dimension	rmin	5 mm0.197 in
Minimum chamfer dimension	r1 min	5 mm0.197 in
Axial displacement	s	12.2 mm0.48 in
Raceway diameter outer ring	E	495 mm19.488 in
Raceway diameter inner ring	F	355 mm13.976 in
Minimum rib diameter outer ring	D1 min	467 mm18.386 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 Identity8 parameters

Product Identity2 parameters

Product Identity
Parameter	Symbol	Value
Construction		Cylindrical roller bearing NU2..-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)		300 mm
Outside Diamater (D)		540 mm
Total Width (B)		140 mm
Basic Dynamic Load Rating, Radial (Cr)		2,700,000 N
Basic Static Load Rating, Radial (C0R)		4,100,000 N
Raceway Diameter Inner Ring (F)		355 mm
Operating Temperature Min. (Tmin)		-30 °C
Minimum Diameter Shaft Shoulder (Da)		320 mm
Operating Temperature Max. (Tmax)		150 °C
Limiting Speed (Limiting Spe)		1,780 1/min
Reference Speed (Nϑr)		650 1/min
Maximum Recess Radius (Ra Max)		4 mm
Maximum Diameter Of Housing Shoulder (Da)		520 mm
Minimum Chamfer Dimension (R1 Min)		5 mm
Axial Displacement (S)		12.2 mm
Minimum Rib Diameter Outer Ring (D1 Min)		467 mm
Maximum Diameter Of Shaft Shoulder (Da Max)		352 mm
Maximum Recess Radius (Ra1 Max)		4 mm
Minimum Chamfer Dimension (Rmin)		5 mm
Raceway Diameter Outer Ring (E)		495 mm
Minimum Shaft Shoulder (Db Min)		358 mm
Fatigue Load Limit, Radial (Cur)		415,000 N

FAG NU2260-EX-TB-M1