d - 384.175 mm

D - 546.1 mm

B - 428.625 mm

T - 384.175 mm

r_1,2 - min. - 6.4 mm

r_3,4 - min. - 1.6 mm

Basic dynamic load rating - C - 6440 kN

Basic static load rating - C₀ - 16600 kN

Fatigue load limit - P_u - 1290 kN

Comparative radial load rating - C_F - 1730 kN

Comparative axial load rating - C_Fa - 278 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 - 300 kg

Variants - TQI

• Model Number: BT4B 331809/HA1
• Inner Diameter：546,1mm Outer Diameter：384,175mm Width：428,625mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:Broadcasting System,gantry processing,diving equipment,Cylinder Standard,gear grinding machine,Food testing,bag machine,clean stationery,Internal thread type,forklift truck,wheel lathe
• Similar models:SKF BT4B331809/HA1 Timken NP780723/NP331809
• BEARING POWER International Trading Co.,Ltd. specialize in BT4B331809/HA1 products，there is large inventory of SKF BT4B 331809/HA1 . We has been built up long-term cooperation with SKF company, could make a bulk order of the BT4B 331809/HA1 Which SKF BT4B331809/HA1 is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express.Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

• Model No.	Inner Diameter	Outer Diameter	Width	Brand	Type
  155RIF640	393,7	498		Timken	Cylindrical Roller Bearings
  24138MBK30W33	190	320	128	AST	Spherical Roller Bearings
  4T-795/792D+A	120,65	206,375	107,95	NTN	Tapered Roller Bearings
  54206U	30	52	37	NSK	Thrust Ball Bearings
  6828N	140	175	18	NSK	Deep Groove Ball Bearings
  9386H/9320	84,138	177,8	52,388	ISO	Tapered Roller Bearings
  GE 120 HCR-2RS	120	210	115	ISO	Plain Bearings
  E-CRI-6216	311,15	558,8	190,5	NTN	Tapered Roller Bearings
  NK25X33X30	25,000	33,000	30,000	NTN	Needle Roller Bearings
  LUCE 20		20		SKF	Linear Bearings
  NKS25	25	37	20	AST	Needle Roller Bearings
  NATA 5907	35	55	27	IKO	Complex Bearings
  NJ 2338	190	400	132	NACHI	Cylindrical Roller Bearings
  VEX 120 /NS 7CE3	120	180	28	SNFA	Angular Contact Ball Bearings
  52417				FAG	THRUST BALL BEARINGS
  CD128	140	220	36	American	CYLINDRICAL ROLLER BEARINGS
  NUP320	100	215	47	SKF	CYLINDRICAL ROLLER BEARINGS
  RNAST12	32		11.8	FAG (Old No.)	NEEDLE BEARINGS
  SN-505..2205-K	20		46	CONSOLIDATED	PILLOW BLOCKS
  98840	1.3750	2.3750	2.5000	CONSOLIDATED	JOURNAL ROLLER ASSEMBLIES