Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF W 61902-2Z

W 61902-2Z

Dimensions

d		15	mm
D		28	mm
B		7	mm
d₁	≈	18.8	mm
D₂	≈	25.3	mm
r_1,2	min.	0.3	mm

Abutment dimensions

d_a	min.	17	mm
d_a	max.	18.5	mm
D_a	max.	26	mm
r_a	max.	0.3	mm

Calculation data

Basic dynamic load rating	C	3.71	kN
Basic static load rating	C₀	2.24	kN
Fatigue load limit	P_u	0.095	kN
Reference speed		56000	r/min
Limiting speed		28000	r/min
Calculation factor	k_r	0.025
Calculation factor	f₀	14.3

Mass

Mass bearing

0.016

Model Number: W 61902-2Z
Inner Diameter：15mm Outer Diameter：28mm Width：7mm
Reference speed:28000 r/min Limiting speed:56000 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:machine tool spindle,Material handling equipment,survey accessories,Hydraulic Equipment,tower crane,ventilator anesthesia machine etc,education model Instruments,Garment Accessories,pump,Insect Capture,food add
Similar models:W 61902 R-2RZ W 61902-2RS1 61902-2RZ W 61902 W 61902-2Z W 61902 R-2RS1 61902-2RS1 61902-2Z W 61902 R W 61902 R-2Z
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Model No.	Inner Diameter	Outer Diameter	Width	Type
11269	28.575	49.23	8.712	Seals
37532	95.25	126.97	11.13	Seals
403754	337	-	-	Seals
544167	25.4	38.07	6.35	Seals
99853	95.25	102.108	22.225	Seals
D/W R3A-2RZ	4.762	15.875	4.978	Bearings, units and housings
LR 17x20x30.5	17	20	30.5	Bearings, units and housings
NJ 222 ECML	110	200	38	Bearings, units and housings
NUP 2320 ECML	100	215	73	Bearings, units and housings
PCM 121412 E	12	14	12	Bearings, units and housings
PRM 808540	80	85	40	Bearings, units and housings
SSAFS 23028 KAT x 4.15/16	125.4125	-	-	Bearings, units and housings

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Hot number： 17702 22238-2CS5/VT143 22313 EK/VA405 22x32x7 CRW1 R 30326/DF 60x85x8 HMSA10 V 61901 7005 ACE/HCP4AL1 FSAF 1520 x 3.5/16 T HCCE 040 R OKBS 110 OKF 150 SYWK 40 YTH W 6004-2RZ W 628-2RZ