Bearings, units and housings -- Super-precision bearings -- Angular contact ball bearings -- Angular contact ball bearings, super-precision -- SKF 71944 CD/HCP4AL

71944 CD/HCP4AL

Dimensions

d		220	mm
D		300	mm
B		38	mm
d₁		244.7	mm
d₂		244.7	mm
D₁		275.3	mm
b		3.5	mm
C₁		20.9	mm
C₂		7.1	mm
C₃		5.45	mm
r_1,2	min.	2.1	mm
r_3,4	min.	1	mm
a		54	mm

Abutment dimensions

d_a	min.	231	mm
d_b	min.	231	mm
D_a	max.	289	mm
D_b	max.	295	mm
r_a	max.	2	mm
r_b	max.	1	mm
d_n		251.4	mm

Calculation data

Basic dynamic load rating	C	221	kN
Basic static load rating	C₀	300	kN
Fatigue load limit	P_u	7.8	kN
Attainable speed for grease lubrication		5300	r/min
Attainable speed for oil-air lubrication		7500	r/min
Ball diameter	D_w	25.4	mm
Number of balls	z	29
Reference grease quantity	G_ref	84	cm³
Preload and stiffness (back-to-back, face-to-face)
Preload class A	G_A	850	N
Static axial stiffness, preload class A		248	N/µm
Preload class B	G_B	1700	N
Static axial stiffness, preload class B		340	N/µm
Preload class C	G_C	3400	N
Static axial stiffness, preload class C		481	N/µm
Preload class D	G_D	6800	N
Static axial stiffness, preload class D		705	N/µm
Calculation factors
Calculation factor	f	1.28
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	16.5

Mass

Mass bearing

5.56

Model Number: 71944 CD/HCP4AL
Inner Diameter：220mm Outer Diameter：300mm Width：38mm
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：2025-12-09
Application:outdoor equipment,industry test,agrochemical,oral medical device,Industrial,fruit and vegetable processing,aerial work platform,crimping tools,internal combustion engine,Medical room equipment,nail products
Similar models:71944 ACD/P4A 71944 CD/P4AL 71944 ACD/HCP4A 71944 CD/P4A 71944 ACD/HCP4AL 71944 CD/HCP4A 71944 ACD/P4AL 71944 CD/HCP4AL
BEARING POWER International Trading Co.,Ltd. specialize in 71944CD/HCP4AL products，there is large inventory of SKF 71944 CD/HCP4AL Angular contact ball bearings, super-precision. We has been built up long-term cooperation with SKF company, could make a bulk order of the 71944 CD/HCP4AL Which SKF 71944CD/HCP4AL 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
15204	38.1	68.99	11.13	Seals
16034	170	260	28	Bearings, units and housings
16003	17	35	8	Bearings, units and housings
2211 E-2RS1KTN9	55	100	25	Bearings, units and housings
33775	85.725	117.5	11.125	Seals
6217-2Z/VA208	85	150	28	Bearings, units and housings
61828-2RZ	140	175	18	Bearings, units and housings
70 VS V	63	-	-	Seals
NJ 2320 ECP	100	215	73	Bearings, units and housings
NK 25/16	25	33	16	Bearings, units and housings
NUP 2205 ECP	25	52	18	Bearings, units and housings
TUJ 509	-	-	-	Bearings, units and housings

Purchase the SKF 71944 CD/HCP4AL Please fill in the following

Hot number： 140x160x12 HMS5 RG 24028 CCK30/W33 25x42x7 HMS5 V 30210 45 VS V 60650 7036 CD/HCP4A 71916 CD/P4AL 7228 BM FSAF 1613 FSAF 22518 x 3.1/16 NATV 35 PPXA PCZ 2420 E QJ 305 MA SY 1.15/16 TF/VA228