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		HCNU1009
Bore diameter	d	45 mm
Outside diameter	D	75 mm
Width	B	16 mm
Basic dynamic load rating	C	40 kN
Basic static load rating	C0	35.5 kN
Fatigue load limit	Pu	38 kN
Reference speed	nref	8200 r/min
Limiting speed	nG	18400 r/min
Mass	≈m	0.246 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	45 mm1.772 in
Outside diameter	D	75 mm2.953 in
Width	B	16 mm0.63 in
Basic dynamic load rating, radial	Cr	40,000 N8,992.806 lbf
Basic static load rating, radial	C0r	35,500 N7,981.115 lbf
Fatigue load limit, radial	Cur	38,000 N8,543.165 lbf
Limiting speed	nG	18,400 1/min
Reference speed	nϑr	8,200 1/min
Mass	≈m	0.246 kg0.542 lbs

Mounting dimensions6 parameters

Mounting dimensions
Parameter	Symbol	Value
Minimum diameter shaft shoulder	da min	48 mm1.89 in
Maximum diameter of shaft shoulder	da max	52 mm2.047 in
Minimum shaft shoulder	db min	54 mm2.126 in
Maximum diameter of housing shoulder	Da max	70 mm2.756 in
Maximum recess radius	ra max	1 mm0.039 in
Maximum recess radius	ra1 max	0.6 mm0.024 in

Dimensions6 parameters

Dimensions
Parameter	Symbol	Value
Minimum chamfer dimension	rmin	1 mm0.039 in
Minimum chamfer dimension	r1 min	0.6 mm0.024 in
Axial displacement	s	2.5 mm0.098 in
Raceway diameter outer ring	E	67.5 mm2.657 in
Raceway diameter inner ring	F	52.5 mm2.067 in
Minimum rib diameter outer ring	D1 min	64.5 mm2.539 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 & suitability4 parameters

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

Manufacturer Identity4 parameters

Product Identity1 parameter

Product Identity
Parameter	Symbol	Value
Short Description		Cylindrical roller bearing

Technical Data22 parameters

Technical Data
Parameter	Symbol	Value
Bore Diameter (D)		45 mm
Outside Diamater (D)		75 mm
Total Width (B)		16 mm
Basic Dynamic Load Rating, Radial (Cr)		40,000 N
Basic Static Load Rating, Radial (C0R)		35,500 N
Raceway Diameter Inner Ring (F)		52.5 mm
Operating Temperature Min. (Tmin)		-30 °C
Minimum Diameter Shaft Shoulder (Da)		48 mm
Operating Temperature Max. (Tmax)		150 °C
Limiting Speed (Limiting Spe)		18,400 1/min
Reference Speed (Nϑr)		8,200 1/min
Maximum Recess Radius (Ra Max)		1 mm
Maximum Diameter Of Housing Shoulder (Da)		70 mm
Minimum Chamfer Dimension (R1 Min)		0.6 mm
Axial Displacement (S)		2.5 mm
Minimum Rib Diameter Outer Ring (D1 Min)		64.5 mm
Maximum Diameter Of Shaft Shoulder (Da Max)		52 mm
Maximum Recess Radius (Ra1 Max)		0.6 mm
Minimum Chamfer Dimension (Rmin)		1 mm
Raceway Diameter Outer Ring (E)		67.5 mm
Minimum Shaft Shoulder (Db Min)		54 mm
Fatigue Load Limit, Radial (Cur)		38,000 N