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 45 CTN9/SP

BTW 45 CTN9/SP

Dimensions

d		45	mm
D		75	mm
H		38	mm
d₁		62.5	mm
2C		19	mm
r_1,2	min.	1	mm
r_3,4	min.	0.3	mm

Abutment dimensions

d_a	min.	56	mm
D_a	min.	69.9	mm
D_a	max.	71	mm
r_a	max.	1	mm
r_b	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	22.1	kN
Basic static load rating	C₀	54	kN
Fatigue load limit	P_u	2.6	kN
Attainable speed for grease lubrication		9500	r/min
Attainable speed for oil-air lubrication		12000	r/min
Preload		390	N
Static axial stiffness		513	N/µm
Reference grease quantity	G_ref	3.1	cm³

Mass

Mass bearing

0.53

Model Number: BTW 45 CTN9/SP
Inner Diameter：45mm Outer Diameter：75mm 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：2024-12-13
Application:security equipment,engine,non-motor vehicle Electric car,supporting facilities,Optical Instruments,electromagnet,Broadcasting System,transportation equipment,medical equipment,Storage Tool,chamfer
Similar models:IR 40x45x20 FY 45 TR K 35x45x20 T2ED 045 PWM 130145120 PSMF 455545 A51 PCM 404450 M SI 45 TXE-2LS LM 245848/810 313450 B
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Model No.	Inner Diameter	Outer Diameter	Width	Type
24192 ECA/W33	460	760	300	Bearings, units and housings
29912	76.2	101.68	9.53	Seals
71944 CD/HCP4A	220	300	38	Bearings, units and housings
99813	25	33.02	10.9982	Seals
FSNL 528	125.4125	-	-	Bearings, units and housings
FYTB 1.7/16 TDW	36.512	-	-	Bearings, units and housings
NA 49/32	32	52	20	Bearings, units and housings
OKF 210	210	475	-
SY 1.15/16 TF/VA201	49.213	-	-	Bearings, units and housings
W 6304-2RS1	20	52	15	Bearings, units and housings
TU 1.1/4 TF	31.75	-	-	Bearings, units and housings
W 63805-2Z	25	37	10	Bearings, units and housings

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