Bearings, units and housings -- Roller bearings -- Tapered roller bearings -- Four-row tapered roller bearings -- Four-row tapered roller bearings, TQO design SKF BT4-8111 E2/C725

BT4-8111 E2/C725

Design

Design variant/feature

TQOSN/GWISI

Dimensions

d		460	mm
D		610	mm
B		360	mm
T		360	mm
d₁	≈	488	mm
D₁	≈	562	mm
r_1,2	min.	1.5	mm
r_3,4	min.	6	mm

Calculation data

Basic dynamic load rating	C	6800	kN
Basic static load rating	C₀	14300	kN
Fatigue load limit	P_u	1100	kN
Comparative radial load rating	C_F	1430	kN
Comparative axial load rating	C_Fa	236	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

279

Model Number: BT4-8111 E2/C725
Inner Diameter：460mm Outer Diameter：610mm 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：2024-12-13
Application:rubber products machinery and equipment,rolling machine,Automobile,turret industry,food safety,vacuum filter,food packaging,stacker lift platform,building decoration raw materials and accessories,coal,food add
Similar models:K 81118 TN GS 81113 BT4-8111 E2/C725 K 81110 TN 81111 TN 81110 TN 81114 TN WS 81110 K 81116 TN 81115 TN
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Model No.	Inner Diameter	Outer Diameter	Width	Type
13612	34.925	53.49	6.35	Seals
1900565	482.6	533.4	22.23	Seals
240/500 ECAK30/W33	500	720	218	Bearings, units and housings
26x42x7 HMSA10 RG	26	42	7	Seals
40x68x10 HMS5 V	40	68	10	Seals
NJ 2210 ECP	50	90	23	Bearings, units and housings
NJ 214 ECPH	70	125	24	Bearings, units and housings
PFD 5/8 TF	15.875	-	-	Bearings, units and housings
RLS 13	41.275	88.9	19.05	Bearings, units and housings
S71904 CE/P4A	20	37	9	Bearings, units and housings
S71906 ACE/HCP4A	30	47	9	Bearings, units and housings
W 61918-2Z	90	125	18	Bearings, units and housings

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Hot number： 18555 28699 32318 33699 33775 41125 570x610x20 HDS1 R 591/530 F 71910 CE/HCP4A 90036 NU 216 ECML OKCX 900 PFT 35 FM PPM 161820 SNW 9x1.5/16