Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4B 328161/HA1

BT4B 328161/HA1

Design

Design variant/feature

TQO/WI

Dimensions

d		450	mm
D		580	mm
B		450	mm
T		450	mm
d₁	≈	476	mm
D₁	≈	528	mm
r_1,2	min.	3	mm
r_3,4	min.	6	mm

Calculation data

Basic dynamic load rating	C	6160	kN
Basic static load rating	C₀	19600	kN
Fatigue load limit	P_u	1400	kN
Comparative radial load rating	C_F	1660	kN
Comparative axial load rating	C_Fa	198	kN
Thrust factor	K	2.4
Calculation factor	e	0.24
Calculation factor	Y₁	2.8
Calculation factor	Y₂	4.2
Calculation factor	Y₀	2.8

Mass

Mass bearing

280

Model Number: BT4B 328161/HA1
Inner Diameter：450mm Outer Diameter：580mm 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, TQO design
Update date：2026-04-16
Application:Cylinder Special,machine tool spindle,medical equipment,sleep monitoring,food safety,sheet industry,shaft milling machine,turret industry,Traffic Fire Protection Equipment Security equipment,hydraulic cylinder,Display Devices
Similar models:BT4B 328161/HA1
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10x25x7 HMSA10 RG	10	25	7	Seals
16817	42.8752	66.62	12.7	Seals
30234/DF	170	310	-	Bearings, units and housings
50650	128.6002	161.93	12.7	Seals
51253	130.175	158.75	12.7	Seals
7015 ACE/HCP4AH1	75	115	20	Bearings, units and housings
7211 BEP	55	100	21	Bearings, units and housings
7219 BEGAM	95	170	32	Bearings, units and housings
NJ 10/560 MA	560	820	115	Bearings, units and housings
NU 2348 ECMA	240	500	155	Bearings, units and housings
PPM 081008	8	10	8	Bearings, units and housings
SIL 20 C	20	-	16	Bearings, units and housings

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Hot number： 13698 150x180x12 HMS5 V 16005/HR11QN 51232 M 54416 M + U 416 6209 N BTM 140 BM/HCP4CDB KMFE 20 NCF 3016 CV PCMW 527802 E PFT 1. TF RNA 6910 PSMF 061206 A51 SSAFS 22240 W 40