Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 628/9 R-2Z

W 628/9 R-2Z

Dimensions

d		9	mm
D		17	mm
B		5	mm
d₂	≈	10.7	mm
D₂	≈	15.2	mm
D₃		19	mm
C		1.1	mm
r_1,2	min.	0.2	mm

Abutment dimensions

d_a	min.	10.3	mm
d_a	max.	10.6	mm
r_a	max.	0.2	mm

Calculation data

Basic dynamic load rating	C	0.761	kN
Basic static load rating	C₀	0.335	kN
Fatigue load limit	P_u	0.014	kN
Reference speed		85000	r/min
Limiting speed		43000	r/min
Calculation factor	k_r	0.02
Calculation factor	f₀	7.7

Mass

Mass bearing

0.0046

Model Number: W 628/9 R-2Z
Inner Diameter：9mm Outer Diameter：17mm Width：5mm
Reference speed:43000 r/min Limiting speed:85000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-04-17
Application:pneumatic,Solenoid Valves,stamping die,van,lathe,Pneumatic Control Valves,tooth filling,rolling mill roll neck and slowdown device,walking Food processing machinery and equipment,flexible processing,impression material
Similar models:W 628/6 R-2RZ W 628 W 628/7 R-2Z SAF 22628 T SAF 22628 x 4.7/8 T 628/8-2Z W 628/8 R-2RS1 W 628/8-2RS1 16150/16284 W 628/7 R-2RS1
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Model No.	Inner Diameter	Outer Diameter	Width	Type
BD-22244-2CS5K/VT143-OH 3144 H	200	400	108	Bearings, units and housings
235x270x16 HDS2 R	235	270	16	Seals
BD-240/710 ECAK30/W33-AOH 240/710 G	670	1030	315	Bearings, units and housings
34x62x10 HMSA10 V	34	62	10	Seals
401404	126	-	-	Seals
619/7-2Z	7	17	5	Bearings, units and housings
6743	17.4752	28.55	6.35	Seals
GEH 80 TXG3A-2LS	80	130	50	Bearings, units and housings
NJ 312 ECPH	60	130	31	Bearings, units and housings
NU 217 ECM	85	150	28	Bearings, units and housings
SNL 3256 G	280	-	-	Bearings, units and housings
SSAFS 22244 TLC	220	-	-	Bearings, units and housings

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Hot number： 23138-2CS5K/VT143 412000 6215-RS1 770 VE R BT2B 332504/HA2 BTM 120 ATN9/P4CDB FNL 506 B OH 31/670 H PCM 556025 E PRM 859080 PSMF 354520 A51 SAW 23524 x 4.1/8 TLC W 61808-2RS1 W 628-2Z YSA 207-2FK + H 2307