Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71938 CD/HCP4AH1

71938 CD/HCP4AH1

Dimensions

d		190	mm
D		260	mm
B		33	mm
d₁		211.6	mm
d₂		211.6	mm
D₁		238.4	mm
K		0.6	mm
C₁		8.6	mm
r_1,2	min.	2	mm
r_3,4	min.	1	mm
a		46.8	mm

Abutment dimensions

d_a	min.	199	mm
d_b	min.	199	mm
D_a	max.	251	mm
D_b	max.	255	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		217.4	mm

Calculation data

Basic dynamic load rating	C	172	kN
Basic static load rating	C₀	220	kN
Fatigue load limit	P_u	6.2	kN
Attainable speed for grease lubrication		6300	r/min
Attainable speed for oil-air lubrication		9000	r/min
Ball diameter	D_w	22.225	mm
Number of balls	z	28
Reference grease quantity	G_ref	57	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	640	N
Static axial stiffness, preload class A		210	N/µm
Preload class B	G_B	1280	N
Static axial stiffness, preload class B		288	N/µm
Preload class C	G_C	2560	N
Static axial stiffness, preload class C		408	N/µm
Preload class D	G_D	5120	N
Static axial stiffness, preload class D		597	N/µm
Calculation factors
Calculation factor	f	1.27
Calculation factor	f₁	1
Calculation factor	f_2A	1
Calculation factor	f_2B	1.07
Calculation factor	f_2C	1.12
Calculation factor	f_2D	1.18
Calculation factor	f_HC	1.04
Calculation factor	f₀	16.4

Mass

Mass bearing

3.64

Model Number: 71938 CD/HCP4AH1
Inner Diameter：190mm Outer Diameter：260mm Width：33mm
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：2024-12-13
Application:medical equipment,raw material accessories,Laser Devices,water,animal anatomy,Low-voltage electrical equipment,Grinding and polishing equipment,Hairbrush device,orthodontic material,comprehensive experiment,spring industry
Similar models:71938 ACD/P4A 71938 CD/HCP4A 71938 ACD/HCP4A 71938 ACD/HCP4AH1 71938 CD/P4A 71938 CD/HCP4AH1
BEARING POWER International Trading Co.,Ltd. specialize in 71938CD/HCP4AH1 products，there is large inventory of SKF 71938 CD/HCP4AH1 Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71938 CD/HCP4AH1 Which SKF 71938CD/HCP4AH1 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
1375130	349.25	381	19.05	Seals
319181/HB2	120	210	114	Bearings, units and housings
8649	22.225	33.22	6.35	Seals
71901 CE/P4A	12	24	6	Bearings, units and housings
71924 ACE/P4A	120	165	22	Bearings, units and housings
HA 317	74.6125	110	63	Bearings, units and housings
KMTA 7	20	-	35	Bearings, units and housings
NKS 24	24	37	20	Bearings, units and housings
OKC 980	980		-
PCM 556025 M	55	60	25	Bearings, units and housings
SNL 3156 G	280	-	-	Bearings, units and housings
W 61800 R	10	19	5	Bearings, units and housings

Purchase the SKF 71938 CD/HCP4AH1 Please fill in the following

Hot number： 1726206-2RS1 2400250 BD-21311 EK-AHX 311 22214 E BD-23228 CCK/W33-H 2328 28x45x8 HMS5 V 85x115x12 HMS5 RG C 31/630 MB FSAF 22617 x 2.7/8 IR 25x29x20 OKC 160 SAFS 22524 x 4.1/4 SSAFS 22526 TLC SYR 2 1/2 N-118 W 6303