Single Row Taper/ Tapered Roller Bearing L555249/L555210

• Customization: Available
• Hardness: 59-63 HRC
• Lubrication: Grease or Oil
• Model NO.: L555249/L555210
• Service: OEM, ODM, Customized Services
• After Service: Within 24 Hours Response
• Transport Package: Industrial or Single Box as Request
• Specification: standard size
• Trademark: Doking
• Origin: Hebei Province, China
• HS Code: 84822000
• Production Capacity: 2000000/Year
• Package Size: 40.00cm * 40.00cm * 5.00cm
• Package Gross Weight: 11.790kg

Product Description

Product Description

Specifications

Series	L555200
Cone Part Number	L555249
Cup Part Number	L555210
Design Unit	Inch
Cage Material	Stamped Steel
Related Assembly Number(s)	L555249-90014L555249-903A2

Dimensions

d - Bore	11 1/2 in292.100 mm
D - Cup Outer Diameter	14-3/4 in374.650 mm
B - Cone Width	1.875 in47.625 mm
C - Cup Width	1.3750 in34.925 mm
T - Bearing Width	1.8750 in47.625 mm

Abutment and Fillet Dimensions

R - Cone Backface "To Clear" Radius^1	0.14 in3.600 mm
r - Cup Backface "To Clear" Radius^2	0.130 in3.30 mm
da - Cone Frontface Backing Diameter	12.01 in305 mm
db - Cone Backface Backing Diameter	12.17 in309 mm
Da - Cup Frontface Backing Diameter	14.26 in362.00 mm
Db - Cup Backface Backing Diameter	13.98 in355.09 mm
Ab - Cage-Cone Frontface Clearance	0.14 in3.6 mm
Aa - Cage-Cone Backface Clearance	0.18 in4.6 mm
a - Effective Center Location^3	0.69 in17.5 mm

Basic Load Ratings

C90 - Dynamic Radial Rating (90 million revolutions)^4	30300 lbf135000 N
C1 - Dynamic Radial Rating (1 million revolutions)^5	117000 lbf520000 N
C0 - Static Radial Rating	258000 lbf1150000 N
Ca90 - Dynamic Thrust Rating (90 million revolutions)^6	20800 lbf92700 N

Factors

K - Factor^7	1.45
e - ISO Factor^8	0.4
Y - ISO Factor^9	1.49
G1 - Heat Generation Factor (Roller-Raceway)	1480
G2 - Heat Generation Factor (Rib-Roller End)	340
Cg - Geometry Factor^10	0.155

Model L555249/L555210 is a single-row inch-size tapered roller bearing, designed for handling radial and axial loads. With high load capacity, low friction, and robust chrome steel construction, it performs reliably in harsh conditions. Suitable for automotive drive axles, industrial gearboxes, and mining/port equipment, it features separable design for easy installation and maintenance, ensuring long service life.

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CATALOGUE

Model	Bore (mm)	Outer Diameter (mm)	Width (mm)	Series
Same Bore (292.100 mm)
L555249/L555210	292.1	374.65	47.625	Single Row Tapered Roller Bearing
84115/84155	292.1	393.7	63.5	Single Row Tapered Roller Bearing
EE722115/722185	292.1	469.9	95.25	Single Row Tapered Roller Bearing
EE790114/790221	292.1	558.8	136.525	Single Row Tapered Roller Bearing
EE722115/722186CD	292.1	469.9	200.025	Double Outer Ring Tapered Roller Bearing
E-EE921150D/921875/921876D	292.1	476.25	296.047	Four Row Tapered Roller Bearing
Same Outer Diameter (374.650 mm)
L555249/L555210	292.1	374.65	47.625	Single Row Tapered Roller Bearing
Same Width (47.625 mm)
4T-758/752	85.725	161.925	47.625	Inch Tapered Roller Bearing
4T-759/752	88.9	161.925	47.625	Inch Tapered Roller Bearing
4T-760/752	90.488	161.925	47.625	Inch Tapered Roller Bearing
4T-71453/71750	115.087	190.5	47.625	Inch Tapered Roller Bearing
4T-74500/74850	127	215.9	47.625	Inch Tapered Roller Bearing
4T-799/792	128.588	206.375	47.625	Inch Tapered Roller Bearing
4T-799A/792	130.175	206.375	47.625	Inch Tapered Roller Bearing
4T-74525/74850	133.35	215.9	47.625	Inch Tapered Roller Bearing
4T-74550/74850	139.7	215.9	47.625	Inch Tapered Roller Bearing
4T-67790/67720	177.8	247.65	47.625	Inch Tapered Roller Bearing

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