Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Double row tapered roller bearings -- Double row tapered roller bearings, TDI design SKF BT2B 331858/HA1

BT2B 331858/HA1

Design

Design variant/feature

TDI/Y2

Dimensions

d		609.6	mm
D		787.4	mm
T		171.45	mm
B		171.45	mm
d₁	≈	646	mm
D₁	≈	721	mm
r_1,2	min.	3.3	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	4020	kN
Basic static load rating	C₀	10600	kN
Fatigue load limit	P_u	750	kN
Calculation factor	e	0.37
Calculation factor	Y₁	1.8
Calculation factor	Y₂	2.7
Calculation factor	Y₀	1.8
Comparative radial load rating	C_F	980	kN
Comparative axial load rating	C_Fa	354	kN
Thrust factor	K	1.58

Mass

Mass bearing

218

Model Number: BT2B 331858/HA1
Inner Diameter：609.6mm Outer Diameter：787.4mm Width：-mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Roller bearings Tapered roller bearings Double row tapered roller bearings
Details： Double row tapered roller bearings Double row tapered roller bearings, TDI design
Update date：2026-04-16
Application:milling head plug,Laser Devices,gantry processing,metal mold,printing equipment,Storage Device,impression material,Industrial,gear grinding machine,coal,electrostatic protection
Similar models:BT2B 331858/HA1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
3308 A-2RS1TN9/MT33	40	90	36.5	Bearings, units and housings
45x65x8 HMSA10 RG	45	65	8	Seals
625/HR22Q2	5	16	5	Bearings, units and housings
6413 N	65	160	37	Bearings, units and housings
BEAS 012042-2RS	12	42	25	Bearings, units and housings
HE 3134	152.4	220	122	Bearings, units and housings
KR 40 XB	-	40	58	Bearings, units and housings
OH 31/1000 H	950	1000	609	Bearings, units and housings
PCM 909560 E	90	95	60	Bearings, units and housings
QJ 332 N2MA	160	340	68	Bearings, units and housings
SHR 22	22	-	-	Coupling systems
SYR 2 15/16	74.6125	-	-	Bearings, units and housings

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