Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 637/2-2Z

W 637/2-2Z

Dimensions

d		2	mm
D		4	mm
B		2	mm
d₁	≈	2.55	mm
D₂	≈	3.65	mm
r_1,2	min.	0.05	mm

Abutment dimensions

d_a	min.	2.5	mm
d_a	max.	2.4	mm
D_a	max.	3.8	mm
r_a	max.	0.05	mm

Calculation data

Basic dynamic load rating	C	0.068	kN
Basic static load rating	C₀	0.019	kN
Fatigue load limit	P_u	0.001	kN
Reference speed		200000	r/min
Limiting speed		100000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	6.7

Mass

Mass bearing

0.0001

Model Number: W 637/2-2Z
Inner Diameter：2mm Outer Diameter：4mm Width：2mm
Reference speed:100000 r/min Limiting speed:200000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2021-06-05
Application:magnetic elements,container finishing,circulating pump,plant determination,equipment,Cleaning equipment,metallurgy,thin metal materials,Insect Capture,garden machinery,Reflective Materials Industrial fabrics
Similar models:PWM 556370 W 637/4 XR W 637/8-2ZS BC2B 326379/HA4 W 637/8 XR W 637/5 X-2Z W 637/9-2ZS 6379/K-6320 W 637/8-2Z W 637/5 XR-2ZS
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Model No.	Inner Diameter	Outer Diameter	Width	Type
17038	42.8752	79.38	9.53	Seals
408500	785	-	-	Seals
91348	-	-	24.28	Seals
C 31/670 MB	670	1090	336	Bearings, units and housings
FSAF 1611	49.2125	-	-	Bearings, units and housings
FYR 2 15/16	74.6125	-	-	Bearings, units and housings
GEH 20 ESL-2LS	20	42	25	Bearings, units and housings
HE 3120 E	88.9	130	76	Bearings, units and housings
IR 17x20x20.5	17	20	20.5	Bearings, units and housings
N 1008 KTNHA/SP	40	68	15	Bearings, units and housings
NUP 2315 ECP	75	160	55	Bearings, units and housings
PCZ 3640 M	57.15	61.9125	63.5	Bearings, units and housings

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