Bearings, units and housings -- Ball bearings -- Deep groove ball bearings -- Deep groove ball bearings -- SKF 6321-Z

6321-Z

Dimensions

d		105	mm
D		225	mm
B		49	mm
d₁	≈	141.5	mm
D₂	≈	193.35	mm
r_1,2	min.	3	mm

Abutment dimensions

d_a	min.	119	mm
d_a	max.	140.9	mm
D_a	max.	211	mm
r_a	max.	2.5	mm

Calculation data

Basic dynamic load rating	C	182	kN
Basic static load rating	C₀	153	kN
Fatigue load limit	P_u	5.1	kN
Reference speed		6300	r/min
Limiting speed		4000	r/min
Calculation factor	k_r	0.03
Calculation factor	f₀	13

Mass

Mass bearing

8.17

Model Number: 6321-Z
Inner Diameter：105mm Outer Diameter：225mm Width：49mm
Reference speed:4000 r/min Limiting speed:6300 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 CNC,meat products machine,paper processing machine,metering pump,Pneumatic Control Valves,Technical Equipment,decoration machinery,Industrial Adhesive,agrochemical,office equipment,coal
Similar models:6321-2Z 6321 6321-Z
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Model No. Inner Diameter Outer Diameter Width Type

330x370x18 HDS2 R
58x72x8 HMS5 V
7317 BECBF
NAO 40x55x17
SAW 23526 T

Purchase the SKF 6321-Z Please fill in the following

Hot number： 375 VE R 48x68x10 HMSA10 V 51160 M 6300 65x100x10 HMS5 RG K 18x24x20 K 89316 TN MB 19 NU 1013 ML PBM 708560 M1G1 PCM 404420 M QJ 304 N2MA SNL 506-605 SY 60 TR YELAG 208

Model No.	Inner Diameter	Outer Diameter	Width	Type
330x370x18 HDS2 R
58x72x8 HMS5 V
7317 BECBF
NAO 40x55x17
SAW 23526 T