Bearings, units and housings -- Super-precision bearings -- Double direction angular contact thrust ball bearings -- Angular contact thrust ball bearings, double direction, super-precision -- SKF BTW 80 CTN9/SP

BTW 80 CTN9/SP

Dimensions

d		80	mm
D		125	mm
H		54	mm
d₁		106.2	mm
2C		27	mm
r_1,2	min.	1.1	mm
r_3,4	min.	0.6	mm

Abutment dimensions

d_a	min.	97	mm
D_a	min.	117.3	mm
D_a	max.	119	mm
r_a	max.	1	mm
r_b	max.	0.6	mm

Calculation data

Basic dynamic load rating	C	47.5	kN
Basic static load rating	C₀	140	kN
Fatigue load limit	P_u	6.55	kN
Attainable speed for grease lubrication		5600	r/min
Attainable speed for oil-air lubrication		6700	r/min
Preload		575	N
Static axial stiffness		735	N/µm
Reference grease quantity	G_ref	10.6	cm³

Mass

Mass bearing

1.95

Model Number: BTW 80 CTN9/SP
Inner Diameter：80mm Outer Diameter：125mm Width：54mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Double direction angular contact thrust ball bearings Angular contact thrust ball bearings, double direction, super-precision
Details： Angular contact thrust ball bearings, double direction, super-precision
Update date：2026-06-20
Application:engineering machine,car instrument,forming machine,wall industry,tapping machine,Perfusion device,supporting facilities,extruder,scientific instruments,other accessories,Safety protection
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Model No. Inner Diameter Outer Diameter Width Type

7308 BE-2RZP
FYC 60 TF
GEZ 104 ES
SYNT 40 FW
W 6210

Purchase the SKF BTW 80 CTN9/SP Please fill in the following

Hot number： 12427 18690/18620 24140-2CS5/VT143 26237 99084 99482 BD-C 3224 K-AHX 3224 G GB 4928 NAO 25x40x17 NJ 213 ECM NU 2206 ECP OKBS 129 OKC 670 PBM 200220200 M1G1 PCZ 1012 M

Model No.	Inner Diameter	Outer Diameter	Width	Type
7308 BE-2RZP
FYC 60 TF
GEZ 104 ES
SYNT 40 FW
W 6210