Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 638-2RZ

638-2RZ

Dimensions

d		8	mm
D		28	mm
B		9	mm
d₁	≈	14.8	mm
D₂	≈	22.6	mm
r_1,2	min.	0.3	mm

Abutment dimensions

d_a	min.	10.4	mm
d_a	max.	14.7	mm
D_a	max.	25.6	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	1.33	kN
Basic static load rating	C₀	0.57	kN
Fatigue load limit	P_u	0.024	kN
Reference speed		60000	r/min
Limiting speed		30000	r/min
Calculation factor	k_r	0.03
Calculation factor	f₀	12

Mass

Mass bearing

0.03

Model Number: 638-2RZ
Inner Diameter：8mm Outer Diameter：28mm Width：9mm
Reference speed:30000 r/min Limiting speed:60000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2025-12-09
Application:pressure control valve,Material handling equipment,surgical instruments,pump,supporting facilities,Pneumatic Actuator,light therapy instrument,economic mold,Cutting Machine,engine,Body shaping
Similar models:W 638/4 XR-2RS1 W 63804 R-2Z W 63802-2Z W 63801-2Z W 638/1.5-2Z W 638/4 R-2RS1 W 638/2 XR-2Z W 63800 R SAF 22638 W 63802-2RZ
BEARING POWER International Trading Co.,Ltd. specialize in 638-2RZ products，there is large inventory of SKF 638-2RZ Deep groove ball bearings. We has been built up long-term cooperation with SKF company, could make a bulk order of the 638-2RZ Which SKF 638-2RZ 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.

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16032	160	240	25	Bearings, units and housings
12812	32.9946	45.974	7.0104	Seals
408703	833	-	-	Seals
7032 ACD/HCP4A	160	240	38	Bearings, units and housings
790x850x25 HDS2 V	790	850	25	Seals
91235	231.775	282.5	20.62	Seals
BK 1616	16	22	16	Bearings, units and housings
HE 3036	165.1	210	109	Bearings, units and housings
S71907 ACD/HCP4A	35	55	10	Bearings, units and housings
SAF 22517 x 2.7/8 T	73.025	-	-	Bearings, units and housings
SNL 3176	360	-	-	Bearings, units and housings
YSPAG 209	45	85	35	Bearings, units and housings

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Hot number： BD-22313 EK-AH 2313 G 32214 32226 6004-RSH 6015-2RS1 7004 ACE/P4AL 90854 FSAF 1313 T BT4-8064 G/HA1VA901 KM 7 NA 6915 NATR 30 S7008 CB/HCP4A SNW 7x1.3/16 SY 50 TDW