Product specifications

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

Core specifications10 parameters

Core specifications
Parameter	Symbol	Value
Bore diameter	d	30 mm
Outside diameter	D	78 mm
Width	B	54 mm
Reference speed	nref	7200 r/min
Limiting speed	nG	4250 r/min
Mass	≈m	1.1 kg
Precision class		PN — Normal (ISO 492:2023)
Cage		JP — Steel sheet metal
Minimum operating temperature	Tmin	-30 °C
Maximum operating temperature	Tmax	150 °C

Product characteristics2 parameters

Product characteristics
Parameter	Symbol	Value
Cage	JP	Steel sheet metal
Tolerance class	PN	Normal (ISO 492:2023)

Main Dimensions & Performance Data9 parameters

Main Dimensions & Performance Data
Parameter	Symbol	Value
Inner diameter shaft washer	d	30 mm1.181 in
Outer diameter housing washer	D	78 mm3.071 in
Height	T2	54 mm2.126 in
Basic dynamic load rating, axial	Ca	61,000 N13,714.029 lbf
Basic static load rating, axial	C0a	112,000 N25,179.856 lbf
Fatigue load limit, axial	Cua	5,100 N1,146.583 lbf
Limiting speed	nG	4,250 1/min
Reference speed	nϑr	7,200 1/min
Mass	≈m	1.1 kg2.425 lbs

Mounting dimensions4 parameters

Mounting dimensions
Parameter	Symbol	Value
Maximum diameter shaft shoulder	da max	40 mm1.575 in
Maximum diameter of housing shoulder	Da max	60 mm2.362 in
Maximum filled radius	ra max	1 mm0.039 in
Maximum filled radius	ra1 max	0.6 mm0.024 in

Dimensions7 parameters

Dimensions
Parameter	Symbol	Value
Inner diameter housing washer	D1	42 mm1.654 in
Height shaft washer	B	12 mm0.472 in
Minimum chamfer dimension	rmin	1 mm0.039 in
Minimum chamfer dimension	r1 min	0.6 mm0.024 in
Radius spherical housing washer	R	64 mm2.52 in
Distance of the center point	A	23.5 mm0.925 in
Height with seat washer	T3	59 mm2.323 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	0.081

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 Identity8 parameters

Product Identity2 parameters

Product Identity
Parameter	Symbol	Value
Construction		Axial deep groove ball bearing 543, double direction, with spherical housing washer, steel sheet metal cage
Short Description		Axial deep groove ball bearing

Additional information1 parameter

Additional information
Parameter	Symbol	Value
Seat washer		U308

Technical Data22 parameters

Technical Data
Parameter	Symbol	Value
Inner Diameter Shaft Washer (D)		30 mm
Outside Diameter (D)		78 mm
Height (T2)		54 mm
Basic Dynamic Load Rating, Axial (Ca)		61,000 N
Basic Static Load Rating, Axial (C0A)		112,000 N
Operating Temperature Min. (Tmin)		-30 °C
Limiting Speed (Ng)		4,250 1/min
Operating Temperature Max. (Tmax)		150 °C
Reference Speed (Nϑr)		7,200 1/min
Height Shaft Washer (B)		12 mm
Maximum Diameter Of Shaft Shoulder (Da Max)		40 mm
Minimum Load Factor (A)		0.081
Distance Of The Center Point (A)		23.5 mm
Height With Seat Washer (T3)		59 mm
Bore Diameter Housing Washer (D1)		42 mm
Maximum Diameter Of Housing Shoulder (Da Max)		60 mm
Minimum Chamfer Dimension (Rmin)		1 mm
Maximum Fillet Radius (Ra Max)		1 mm
Maximum Recess Radius (Ra1 Max)		0.6 mm
Radius Spherical Housing Washer (R)		64 mm
Minimum Chamfer Dimension (R1 Min)		0.6 mm
Fatigue Load Limit, Axial (Cua)		5,100 N

FAG 54308