d - 482.6 mm

B - 420 mm

T - 420 mm

r_1,2 - min. - 3.3 mm

Basic dynamic load rating - C - 6600 kN

Basic static load rating - C₀ - 19300 kN

Fatigue load limit - P_u - 1400 kN

Comparative radial load rating - C_F - 1760 kN

Comparative axial load rating - C_Fa - 284 kN

Thrust factor - K - 1.76

Calculation factor - e - 0.33

Calculation factor - Y₁ - 2

Calculation factor - Y₂ - 3

Calculation factor - Y₀ - 2

Mass bearing - 345 kg

Variants - TQO/GWI

• Model Number: BT4B 328773 G/HA1
• Inner Diameter：420mm Outer Diameter：482,6mm Width：420mm
• Type：Tapered Roller Bearings
• Update date：2025-12-13
• Application:cleaning agent,Rolling mill gear box,Machine Tool Accessories,industry test,plastic molding,Traffic Fire Protection Equipment Security equipment,Hydraulic Hose,Warehouse Shelf Equipment,Wire grinder,sanitation facilities,ventilation heating equipment
• Similar models:SKF BT4B328773G/HA1
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• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  22244 CCK/W33 + OH 3144 H	400	200	108	SKF	Tapered Roller Bearings
  23980-B-MB	400	540	106	FAG	Spherical Roller Bearings
  3304B	20,000	52,000	22,200	SNR	Angular Contact Ball Bearings
  5217N	85	150	49.2	NACHI	Angular Contact Ball Bearings
  5566/5535	55,562	122,238	43,658	Fersa	Tapered Roller Bearings
  564727	42	84	36	FAG	Angular Contact Ball Bearings
  83B717-9RC3	25	57	15	KOYO	Deep Groove Ball Bearings
  95525/95975	133,35	247,65	63,5	NSK	Cylindrical Roller Bearings
  AC4028B	200	279,5	38	KOYO	Angular Contact Ball Bearings
  EC-6302LLU	15	42	13	NTN	Deep Groove Ball Bearings
  PK19×25×15.8X1	19	25		NTN	Needle Roller Bearings
  MFJH-1212	12	18	12	NSK	Needle Roller Bearings
  NNU4960K V	300	420	118	ISO	Cylindrical Roller Bearings
  RF091418	9	14	18	KOYO	Needle Roller Bearings
  SDM35OP	35	52		KOYO	Linear Bearings
  W5/16	7,938	25,4	13,49	INA	Thrust Ball Bearings
  304	20	52	15	FAG	DEEP GROOVE BALL BEARINGS
  TWJ12UU	.7500		2.3750	NB	LINEAR RECIRCULATING BALL BEARINGS PILLOW BLOCKS
  CRBC31/2	1.3750	3.5000	2.0000	RBC	ROLLER CAM FOLLOWERS
  NF-238	190	340	55	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS