Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQI design SKF BT4B 332720/HA4

BT4B 332720/HA4

Design

Design variant/feature

TQIT.1

Dimensions

d		1004.634	mm
D		1308.1	mm
B		812.8	mm
T		730.25	mm
d₁	≈	1135	mm
D₁	≈	1260	mm
r_1,2	min.	12.7	mm
r_3,4	min.	3.3	mm

Tapered bore, taper 1:12

Calculation data

Basic dynamic load rating	C	24600	kN
Basic static load rating	C₀	76500	kN
Fatigue load limit	P_u	4400	kN
Comparative radial load rating	C_F	6550	kN
Comparative axial load rating	C_Fa	1080	kN
Thrust factor	K	1.76
Calculation factor	e	0.33
Calculation factor	Y₁	2
Calculation factor	Y₂	3
Calculation factor	Y₀	2

Mass

Mass bearing

3060

Model Number: BT4B 332720/HA4
Inner Diameter：1004.634mm Outer Diameter：1308.1mm Width：-mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Roller bearings Tapered roller bearings Four-row tapered roller bearings
Details： Four-row tapered roller bearings Four-row tapered roller bearings, TQI design
Update date：2025-12-09
Application:hydraulic cylinder,Workpiece,hanging clamp,noise reduction equipment,Body shaping,agriculture,welding equipment,lifting chain,test laboratory equipment and accessories,outdoor equipment,impression material
Similar models:BT4B 332720/HA4
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Model No.	Inner Diameter	Outer Diameter	Width	Type
230/900 CAK/W33	900	1280	280	Bearings, units and housings
38x52x8 HMS5 V	38	52	8	Seals
538266	25.4	59.8424	6.858	Seals
80x125x12 HMS5 V	80	125	12	Seals
AH 2238 G	180	190	112	Bearings, units and housings
FYNT 40 F	40	-	-	Bearings, units and housings
BD-BS2-2217-2RSK/VT143-H 317 E	75	150	44	Bearings, units and housings
GB 4944	-	-	105	Bearings, units and housings
GEZM 208 ES	63.5	100.013	47.625	Bearings, units and housings
NJ 319 ECN2ML	95	200	45	Bearings, units and housings
PSM 253535 A51	25	35	35	Bearings, units and housings
YAT 211-203		100		Bearings, units and housings

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Hot number： 11536 270x310x20 HS8 R 40x62x10 HMS5 RG 570 VE R 6203 N 7021 ACD/HCP4A 7210 CD/P4A 91704 FY 1.1/2 TF GEC 800 FBAS IR 95x110x63 NATR 30 PPA NN 3064 K/SPW33 S7215 ACD/HCP4A WS 89432