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 120 CTN9/SP

BTW 120 CTN9/SP

Dimensions

d		120	mm
D		180	mm
H		72	mm
d₁		155	mm
2C		36	mm
r_1,2	min.	2	mm
r_3,4	min.	1	mm

Abutment dimensions

d_a	min.	142	mm
D_a	min.	169.8	mm
D_a	max.	171	mm
r_a	max.	2	mm
r_b	max.	1	mm

Calculation data

Basic dynamic load rating	C	85.2	kN
Basic static load rating	C₀	280	kN
Fatigue load limit	P_u	10.8	kN
Attainable speed for grease lubrication		4000	r/min
Attainable speed for oil-air lubrication		4800	r/min
Preload		800	N
Static axial stiffness		979	N/µm
Reference grease quantity	G_ref	28.4	cm³

Mass

Mass bearing

5.05

Model Number: BTW 120 CTN9/SP
Inner Diameter：120mm Outer Diameter：180mm Width：72mm
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：2026-04-16
Application:Digital Generator,Machine Tool Accessories,Oral Equipment,hydraulic pump,car shock absorber,gas turbine,Body shaping,circulating pump,pneumatic Pump,hydraulic pressure gauge,knitted fabrics
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Model No.	Inner Diameter	Outer Diameter	Width	Type
11144	28.575	44.5	6.35	Seals
1726307-2RS1	35	80	21	Bearings, units and housings
6002/HR22Q2	15	32	9	Bearings, units and housings
86850	220.6752	277.1394	-	Seals
9826	25.4	34.93	6.35	Seals
BD-C 30/600 KM-AOHX 30/600	570	870	200	Bearings, units and housings
LL 575349/310	539.75	635	50.8	Bearings, units and housings
NU 217 ECML	85	150	28	Bearings, units and housings
SA 20 ESX-2LS	20	-	16	Bearings, units and housings
SAF 22526 x 4.5/16	109.5375	-	-	Bearings, units and housings
SSAFS 22536 x 6.3/8 TLC	161.925	-	-	Bearings, units and housings
YEL 208-108-2F	38.1	80	56.3	Bearings, units and housings

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