Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71909 CD/P4A

71909 CD/P4A

Dimensions

d		45	mm
D		68	mm
B		12	mm
d₁		52.6	mm
d₂		52.6	mm
D₁		60.4	mm
r_1,2	min.	0.6	mm
r_3,4	min.	0.3	mm
a		13.6	mm

Abutment dimensions

d_a	min.	48.2	mm
d_b	min.	48.2	mm
D_a	max.	64.8	mm
D_b	max.	66.6	mm
r_a	max.	0.6	mm
r_b	max.	0.3	mm
d_n		54.2	mm

Calculation data

Basic dynamic load rating	C	13	kN
Basic static load rating	C₀	9.5	kN
Fatigue load limit	P_u	0.4	kN
Attainable speed for grease lubrication		19000	r/min
Attainable speed for oil-air lubrication		32000	r/min
Ball diameter	D_w	6.35	mm
Number of balls	z	23
Reference grease quantity	G_ref	1.62	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	50	N
Static axial stiffness, preload class A		40	N/µm
Preload class B	G_B	100	N
Static axial stiffness, preload class B		53	N/µm
Preload class C	G_C	200	N
Static axial stiffness, preload class C		73	N/µm
Preload class D	G_D	400	N
Static axial stiffness, preload class D		103	N/µm
Calculation factors
Calculation factor	f	1.11
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.04
Calculation factor	f_2C	1.09
Calculation factor	f_2D	1.15
Calculation factor	f_HC	1
Calculation factor	f₀	10.5

Mass

Mass bearing

0.13

Model Number: 71909 CD/P4A
Inner Diameter：45mm Outer Diameter：68mm Width：12mm
Reference speed:- Limiting speed:-
Type：Bearings, units and housings Super-precision bearings Angular contact ball bearings Angular contact ball bearings, super-precision
Details： Angular contact ball bearings, super-precision
Update date：2021-06-07
Application:cleaners,meat products machine,axle lathe,hot and cold box,Cylinder Pneumatic Treatment Element,welding equipment,Machine Tool Accessories,set bacteria instrument,screen filter,Dental Equipment,hydraulic actuator
Similar models:71909 ACE/HCP4A S71909 ACE/HCP4A 71909 ACD/HCP4A 71909 CE/P4AL S71909 CD/P4A S71909 CB/HCP4A S71909 ACB/HCP4A S71909 ACE/P4A 71909 CD/P4A 71909 ACB/P4AL
BEARING POWER International Trading Co.,Ltd. specialize in 71909CD/P4A products，there is large inventory of SKF 71909 CD/P4A Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71909 CD/P4A Which SKF 71909CD/P4A 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.

Model No.	Inner Diameter	Outer Diameter	Width	Type
315 VRME R	309	-	-	Seals
58x72x8 HMS5 V	58	72	8	Seals
7313 BECBP	65	140	33	Bearings, units and housings
99835	50.8	61.1124	25.4	Seals
FYNT 80 L	80	-	-	Bearings, units and housings
JM 205149/110	50	90	28	Bearings, units and housings
NJ 2207 ECPH	35	72	23	Bearings, units and housings
NKX 35	35	47	30	Bearings, units and housings
PCMW 284801.5 M	28	48	-	Bearings, units and housings
SAFS 22230 T	150	-	-	Bearings, units and housings
SAFS 22544 x 7.1/2 TLC	190.5	-	-	Bearings, units and housings
YSPAG 208-108	39.76	80	33.9	Bearings, units and housings

Purchase the SKF 71909 CD/P4A Please fill in the following

Hot number： 3214 A-2Z 61864 MA 7007 ACB/HCP4A 707 CD/HCP4AH 7217 BEGAP FY 1.11/16 FM G 9x13x3 H 3024 MB 13 A NUP 314 ECML PSM 101416 A51 SNW 3026x4.7/16 SSAFS 22522 x 3.13/16 TLC SSAFS 22544 T XHCE 070/OK 180