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 50 CTN9/SP

BTW 50 CTN9/SP

Dimensions

d		50	mm
D		80	mm
H		38	mm
d₁		67.5	mm
2C		19	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm

Abutment dimensions

d_a	min.	61	mm
D_a	min.	74.9	mm
D_a	max.	76	mm
r_a	max.	1	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	22.5	kN
Basic static load rating	C₀	60	kN
Fatigue load limit	P_u	2.85	kN
Attainable speed for grease lubrication		9000	r/min
Attainable speed for oil-air lubrication		11000	r/min
Preload		415	N
Static axial stiffness		559	N/µm
Reference grease quantity	G_ref	3.3	cm³

Mass

Mass bearing

0.58

Model Number: BTW 50 CTN9/SP
Inner Diameter：50mm Outer Diameter：80mm Width：38mm
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:dynamic blood pressure,office outdoor camping equipment,other lathe,dye pigments,chamfering machine etc,machining,extruder,medical equipment,Broadcasting System,education model Instruments,equipment
Similar models:618/850 MA PCM 252850 M FYTB 507 M PRM 505550 812/750 M AOHX 32/500 G 68450/68712 SYWK 504 Y FYTJ 50 KF NK 50/35 TN
BEARING POWER International Trading Co.,Ltd. specialize in BTW50CTN9/SP products，there is large inventory of SKF BTW 50 CTN9/SP Angular contact thrust ball bearings, double direction, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the BTW 50 CTN9/SP Which SKF BTW50CTN9/SP is the most authentic, must choose BEARING POWER, what a whole variety, reasonable price, guaranteed quality, prompt delivery via Global express. Any inquiry, never hesitate to E-mail or call +86-022-58519721 to contact us.

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71944 CD/P4AL	220	300	38	Bearings, units and housings
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C 2315 K	75	160	55	Bearings, units and housings
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GEZM 012 ES-2RS	19.05	31.75	28.575	Bearings, units and housings
K 81220 TN	100	150		Bearings, units and housings
PCZ 1416 M	22.225	25.4	25.4	Bearings, units and housings
SAFS 22530	131.7625	-	-	Bearings, units and housings

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