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		52328
Bore diameter	d	120 mm
Outside diameter	D	240 mm
Width	B	140 mm
Reference speed	nref	2550 r/min
Limiting speed	nG	1360 r/min
Mass	≈m	28.3 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	150 °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	S0	Rings dimensional stabilized up to 150°

Main Dimensions & Performance Data9 parameters

Main Dimensions & Performance Data
Parameter	Symbol	Value
Inner diameter shaft washer	d	120 mm4.724 in
Outer diameter housing washer	D	240 mm9.449 in
Height	T2	140 mm5.512 in
Basic dynamic load rating, axial	Ca	385,000 N86,555.755 lbf
Basic static load rating, axial	C0a	1,240,000 N278,776.978 lbf
Fatigue load limit, axial	Cua	41,000 N9,217.626 lbf
Limiting speed	nG	1,360 1/min
Reference speed	nϑr	2,550 1/min
Mass	≈m	28.3 kg62.391 lbs

Mounting dimensions4 parameters

Mounting dimensions
Parameter	Symbol	Value
Maximum diameter shaft shoulder	da max	140 mm5.512 in
Maximum diameter of housing shoulder	Da max	180 mm7.087 in
Maximum filled radius	ra max	2.1 mm0.083 in
Maximum filled radius	ra1 max	1 mm0.039 in

Dimensions4 parameters

Dimensions
Parameter	Symbol	Value
Inner diameter housing washer	D1	144 mm5.669 in
Height shaft washer	B	31 mm1.22 in
Minimum chamfer dimension	rmin	2.1 mm0.083 in
Minimum chamfer dimension	r1 min	1.1 mm0.043 in

Temperature range2 parameters

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

Calculation factors1 parameter

Calculation factors
Parameter	Symbol	Value
Minimum load factor	A	8.2

Capabilities & suitability5 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

Manufacturer Identity10 parameters

Product Identity2 parameters

Product Identity
Parameter	Symbol	Value
Construction		Axial deep groove ball bearing 523..-MP, double direction, solid brass cage
Short Description		Axial deep groove ball bearing

Technical Data19 parameters

Technical Data
Parameter	Symbol	Value
Inner Diameter Shaft Washer (D)		120 mm
Outside Diameter (D)		240 mm
Height (T2)		140 mm
Basic Dynamic Load Rating, Axial (Ca)		385,000 N
Basic Static Load Rating, Axial (C0A)		1,240,000 N
Operating Temperature Min. (Tmin)		-30 °C
Limiting Speed (Ng)		1,360 1/min
Operating Temperature Max. (Tmax)		150 °C
Reference Speed (Nϑr)		2,550 1/min
Height Shaft Washer (B)		31 mm
Maximum Diameter Of Shaft Shoulder (Da Max)		140 mm
Minimum Load Factor (A)		8.2
Bore Diameter Housing Washer (D1)		144 mm
Maximum Diameter Of Housing Shoulder (Da Max)		180 mm
Minimum Chamfer Dimension (Rmin)		2.1 mm
Maximum Fillet Radius (Ra Max)		2.1 mm
Maximum Recess Radius (Ra1 Max)		1 mm
Minimum Chamfer Dimension (R1 Min)		1.1 mm
Fatigue Load Limit, Axial (Cua)		41,000 N

FAG 52328-MP