Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Double row tapered roller bearings -- Double row tapered roller bearings, TDI design SKF 331555 B

331555 B

Design

Design variant/feature

TDIS/N1Y

Dimensions

d		635	mm
D		939.8	mm
T		304.8	mm
B		304.8	mm
d₁	≈	696	mm
D₁	≈	789	mm
b		70.3	mm
h		50.8	mm
r_1,2	min.	3.3	mm
r_3,4	min.	6.4	mm

Calculation data

Basic dynamic load rating	C	6710	kN
Basic static load rating	C₀	16600	kN
Fatigue load limit	P_u	1100	kN
Calculation factor	e	0.88
Calculation factor	Y₁	0.77
Calculation factor	Y₂	1.15
Calculation factor	Y₀	0.8
Comparative radial load rating	C_F	1660	kN
Comparative axial load rating	C_Fa	1420	kN
Thrust factor	K	0.67

Mass

Mass bearing

720

Model Number: 331555 B
Inner Diameter：635mm Outer Diameter：939.8mm 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：2026-04-18
Application:supporting facilities,stacker lift platform,gear type,Plastic Equipment,machine lathe,dynamic blood pressure,screen filter,Industry,sawing machine,industrial skin care,Spectrum Products
Similar models:331555 B
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Model No.	Inner Diameter	Outer Diameter	Width	Type
22x50x8 CRW1 R	22	50	8	Seals
25x40x8 HMS5 RG	25	40	8	Seals
30320	100	215	51.5	Bearings, units and housings
315175 A	600	820	-	Bearings, units and housings
390x450x25 HDS1 R	390	450	25	Seals
D/W ER1634-2ZS	19.05	25.4	3.967	Bearings, units and housings
D/W R156 R-2ZS	4.762	7.938	3.175	Bearings, units and housings
K 14x18x10	14	18	10	Bearings, units and housings
N 307 ECP	35	80	21	Bearings, units and housings
NU 2088 ECMA	440	650	122	Bearings, units and housings
S7020 CE/HCP4A	100	150	24	Bearings, units and housings
YEL 204-2F	20	47	34.2	Bearings, units and housings

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