Product specifications

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

Core specifications11 parameters

Core specifications
Parameter	Symbol	Value
Series		54240
Bore diameter	d	170 mm
Outside diameter	D	280 mm
Width	B	115.6 mm
Reference speed	nref	1880 r/min
Limiting speed	nG	1510 r/min
Mass	≈m	20.97 kg
Precision class		PN — Normal (ISO 492:2023)
Cage		MP — Solid brass cage, rolling element guided
Minimum operating temperature	Tmin	-30 °C
Maximum operating temperature	Tmax	200 °C

Product characteristics3 parameters

Product characteristics
Parameter	Symbol	Value
Cage	MP	Solid brass cage, rolling element guided
Tolerance class	PN	Normal (ISO 492:2023)
Dimensional / heat stabilization	S1	Rings dimensional stabilized up to 200°

Main Dimensions & Performance Data9 parameters

Main Dimensions & Performance Data
Parameter	Symbol	Value
Inner diameter shaft washer	d	170 mm6.693 in
Outer diameter housing washer	D	280 mm11.024 in
Height	T2	115.6 mm4.551 in
Basic dynamic load rating, axial	Ca	340,000 N76,438.849 lbf
Basic static load rating, axial	C0a	1,220,000 N274,280.576 lbf
Fatigue load limit, axial	Cua	36,000 N8,093.525 lbf
Limiting speed	nG	1,510 1/min
Reference speed	nϑr	1,880 1/min
Mass	≈m	20.97 kg46.231 lbs

Mounting dimensions4 parameters

Mounting dimensions
Parameter	Symbol	Value
Maximum diameter shaft shoulder	da max	200 mm7.874 in
Maximum diameter of housing shoulder	Da max	240 mm9.449 in
Maximum filled radius	ra max	2 mm0.079 in
Maximum filled radius	ra1 max	2 mm0.079 in

Dimensions10 parameters

Dimensions
Parameter	Symbol	Value
Inner diameter housing washer	D1	204 mm8.031 in
Height shaft washer	B	24 mm0.945 in
Minimum chamfer dimension	rmin	2 mm0.079 in
Minimum chamfer dimension	r1 min	2 mm0.079 in
Radius spherical housing washer	R	225 mm8.858 in
Distance of the center point	A	120.5 mm4.744 in
Height with seat washer	T3	133 mm5.236 in
Bore diameter seat washer	D2	240 mm9.449 in
Outside diameter seat washer	D3	290 mm11.417 in
Height seat washer	C	23 mm0.906 in

Temperature range2 parameters

Temperature range
Parameter	Symbol	Value
Operating temperature min.	Tmin	-30 °C-22 °F
Operating temperature max.	Tmax	200 °C392 °F

Calculation factors1 parameter

Calculation factors
Parameter	Symbol	Value
Minimum load factor	A	7.8

Capabilities & suitability6 parameters

Capabilities & suitability
Parameter	Symbol	Value
Axial load capacity in one direction		Yes
Axial load capacity in both directions		Yes
Suitable for grease lubrication		Yes
Suitable for oil lubrication		Yes
Unsealed design		Yes
Staticangularerrorandmisalignment		Yes

Manufacturer Identity9 parameters

Product Identity2 parameters

Product Identity
Parameter	Symbol	Value
Construction		Axial deep groove ball bearing 542..-MP, double direction, with spherical housing washer, solid brass cage
Short Description		Axial deep groove ball bearing

Additional information1 parameter

Additional information
Parameter	Symbol	Value
Seat washer		U240

Technical Data25 parameters

Technical Data
Parameter	Symbol	Value
Inner Diameter Shaft Washer (D)		170 mm
Outside Diameter (D)		280 mm
Height (T2)		115.6 mm
Basic Dynamic Load Rating, Axial (Ca)		340,000 N
Basic Static Load Rating, Axial (C0A)		1,220,000 N
Operating Temperature Min. (Tmin)		-30 °C
Limiting Speed (Ng)		1,510 1/min
Operating Temperature Max. (Tmax)		200 °C
Reference Speed (Nϑr)		1,880 1/min
Bore Diameter Seat Washer (D2)		240 mm
Height Seat Washer (C)		23 mm
Height Shaft Washer (B)		24 mm
Maximum Diameter Of Shaft Shoulder (Da Max)		200 mm
Minimum Load Factor (A)		7.8
Outside Diameter Seat Washer (D3)		290 mm
Distance Of The Center Point (A)		120.5 mm
Height With Seat Washer (T3)		133 mm
Bore Diameter Housing Washer (D1)		204 mm
Maximum Diameter Of Housing Shoulder (Da Max)		240 mm
Minimum Chamfer Dimension (Rmin)		2 mm
Maximum Fillet Radius (Ra Max)		2 mm
Maximum Recess Radius (Ra1 Max)		2 mm
Radius Spherical Housing Washer (R)		225 mm
Minimum Chamfer Dimension (R1 Min)		2 mm
Fatigue Load Limit, Axial (Cua)		36,000 N

FAG 54240-MP