d - 660 mm

B - 318.5 mm

T - 318.5 mm

r_1,2 - min. - 5 mm

Basic dynamic load rating - C - 7040 kN

Basic static load rating - C₀ - 18600 kN

Fatigue load limit - P_u - 1320 kN

Comparative radial load rating - C_F - 1860 kN

Comparative axial load rating - C_Fa - 312 kN

Thrust factor - K - 1.7

Calculation factor - e - 0.35

Calculation factor - Y₁ - 1.9

Calculation factor - Y₂ - 2.9

Calculation factor - Y₀ - 1.8

Mass bearing - 490 kg

Variants - TQO/WI

• Model Number: BT4B 328511/HA1
• Inner Diameter：318,5mm Outer Diameter：660mm Width：318,5mm
• Type：Tapered Roller Bearings
• Update date：2025-12-10
• Application:gantry processing,bathroom facilities,orthodontic material,clean stationery,forming machine,walking Food processing machinery and equipment,Oral Equipment,heating fans,storage shelves,Broadcasting System,ventilation fans
• Similar models:SKF BT4B328511/HA1
• BEARING POWER International Trading Co.,Ltd. specialize in BT4B328511/HA1 products，there is large inventory of SKF BT4B 328511/HA1 . We has been built up long-term cooperation with SKF company, could make a bulk order of the BT4B 328511/HA1 Which SKF BT4B328511/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
  32910XU	50	72	15	NTN	Tapered Roller Bearings
  6921	105	145	20	NACHI	Deep Groove Ball Bearings
  7822CDB	110	140	16	CYSD	Angular Contact Ball Bearings
  BCE1212	19,05	25,4	19,05	INA	Needle Roller Bearings
  H7014AC	70	110	20	AST	Angular Contact Ball Bearings
  CSCU110-2RS	279,4	298,45	12,7	INA	Deep Groove Ball Bearings
  FLCTE20	20			INA	Bearing Units
  GEG 25 ES	25	47	28	ISB	Plain Bearings
  GEG80ES-2RS	80	130	75	FBJ	Plain Bearings
  MF105ZZ	5	11,6	4	NSK	Deep Groove Ball Bearings
  NF2968	340	460	72	ISO	Cylindrical Roller Bearings
  NJ 2313 ECML	140	65	48	SKF	Thrust Ball Bearings
  SBPFL201	12		22	KOYO	Bearing Units
  SC 60 AS	60			NBS	Linear Bearings
  UC207-21	33,3375	72	42,9	KOYO	Deep Groove Ball Bearings
  WA677ZZ	7,000	11,000	3,000	NTN	Deep Groove Ball Bearings
  R365	65	140	33	HOFF	CYLINDRICAL ROLLER BEARINGS
  180RJ02	180	320	52	Torrington	CYLINDRICAL ROLLER BEARINGS
  NUP-2064E	320	480	95	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS
  NCF-18/630V	630	780	69	CONSOLIDATED	CYLINDRICAL ROLLER BEARINGS