• 1/2" Unmounted Ball Bearing, Standard Duty, Setscrew Locking, Single Lip Contact Seal

Dimensions

Outer Race OD (mm)	47 mm
Inner Ring OD (in)	1.188 in
Length Through Bore (in)	1.215 in
Outer Race OD (in)	1.8504 in
Overall Width (in)	1.22 in
Bore Size (in)	0.5 in
Outer Race Width (mm)	15.9 mm
Outer Race Width (in)	0.625 in

Technical Specifications

Outer Ring Land Profile	Standard
End Cap	No
Outer Race Profile	Cylindrical
Bearing Insert Coating	Black Oxide
Snap Ring Outside Diameter (in)	2.06 in
Rolling Element	Ball Bearing
Setscrew Torque (in-lbs)	87-92 in/lbs
Distance from Inner Ring Long Hub Face to Centerline of Setscrew (in)	0.23 in
Housing Type	Insert (ER Style)
Primary Seal	BUNA SINGLE LIP CONTACT SEAL
Precision Rating	ABEC 1
Snap Ring Width (in)	0.05 in
Bore Shape	Straight
Ability to Relubricate	Yes
Misalignment Type	Static Only
Size Code	204
Distance from Outer Ring Face to Snap Ring Face (in)	0.09 in
Vibration Frequency Inner Ring Defect	0.0825 cps
Product	ER
Series	Unmounted Replacement Bearings
Locking Type	Set Screw
Misalignment	None
Expansion	No
Inner Race Profile	Wide Inner Ring
Insert Material	52100 Bearing Steel
Vibration Frequency Outer Ring Defect	0.0508 cps
Internal Clearance	C3 STANDARD
Inner Ring Fillet Radius (in)	0.04 in
Seal Type	Single Lip Contact Seal
Available Seal Type	N Lip Seal;E1 Viton Seal;FF Free Running;HFF Free Running;MHFF Free Running;NFF Lip Seal w/ Flinger
Maximum Operating Temperature (F)	225 °F
Maximum Speed (rpm)	10000 rpm
Vibration Frequency Fundamental Train	0.0063 cps
Short Hub Length (in)	0.41 in
Duty/Status	Standard
Vibration Frequency Roller Spin	0.0332 cps
Cage Material	Molded fiber glass reinforced nylon
Lubrication Type	EXXON RONEX MP STD
Cage Type	Ball Riding Retainer
Maximum Operating Temperature (C)	107 °C
Dynamic Load Rating (lb)	2,870 lb
Static Load Rating (lb)	1,480 lb

General Specifications

UPC	662864001298
Weight	0.58 LB
Packaged Length	2.50 IN
Packaged Width	2.50 IN
Packaged Height	1.50 IN
HTC	8482105048
Country of Origin	Mexico