Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 6304-2Z

6304-2Z

SKF Explorer

Dimensions

d		20	mm
D		52	mm
B		15	mm
d₁	≈	30.35	mm
D₂	≈	44.71	mm
r_1,2	min.	1.1	mm

Abutment dimensions

d_a	min.	27	mm
d_a	max.	30.3	mm
D_a	max.	45	mm
r_a	max.	1	mm

Calculation data

Basic dynamic load rating	C	16.8	kN
Basic static load rating	C₀	7.8	kN
Fatigue load limit	P_u	0.335	kN
Reference speed		30000	r/min
Limiting speed		15000	r/min
Calculation factor	k_r	0.03
Calculation factor	f₀	12

Mass

Mass bearing

0.15

Model Number: 6304-2Z
Inner Diameter：20mm Outer Diameter：52mm Width：15mm
Reference speed:15000 r/min Limiting speed:30000 r/min
Type：Bearings, units and housings Ball bearings Deep groove ball bearings Deep groove ball bearings
Details： Deep groove ball bearings
Update date：2026-06-24
Application:Other Machine Tools,Vertical machining,Grinding and polishing equipment,pump,set bacteria instrument,Machine tool accessories,car instrument,Cylinder Standard,Forming mold,supporting facilities,metering pump
Similar models:6304 W 6304-2RS1 6304-2Z/VA201 6304-2RSL 6304-Z 6304 NR 6304-2Z/VA208 6304/HR22T2 6304-RSL 6304-ZNR
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Model No. Inner Diameter Outer Diameter Width Type

BD-C 2319 K-H 2319
NK 21/16
SAW 23520
SNL 3056 ATURA
SY 50 TF

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Model No.	Inner Diameter	Outer Diameter	Width	Type
BD-C 2319 K-H 2319
NK 21/16
SAW 23520
SNL 3056 ATURA
SY 50 TF