Coupling systems -- Flexible shaft couplings -- Disc couplings, type KD -- -- SKF KD21-705

KD21-705

Dimensions

Shaft diameter
min.		115	mm
max.		273	mm
Other dimensions
A		521	mm
C	min.	276	mm
E		229	mm
G		357	mm
N_I		264	mm
N_O		311	mm

Calculation data

Torque, continuous	max.	170.63	kN·m
Speed	max.	4500	r/min
Total WR²		14.7	kg·m²
Axial capacity	±	6.9	mm

Mass

Mass disc coupling

418

Model Number: KD21-705
Inner Diameter：115mm Outer Diameter：521mm Width：-mm
Reference speed:- Limiting speed:-
Type：Coupling systems Flexible shaft couplings Disc couplings, type KD
Details：
Update date：2026-06-25
Application:steam Hydraulic control element,office outdoor camping equipment,expectoration machine,metal mold,vacuum filter,Pump,food packaging,Broadcasting System,textile machinery,Solenoid Valves,Spectrum Products
Similar models:KD21-705 KD21-103 XHCE 070/OK 210 KDMS 704-460/210 KD21-504 KD21-153 KD21-404 KD21-204 KD21-604 KD21-805
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Model No. Inner Diameter Outer Diameter Width Type

230x285x23 HDS1 R
609-2RSL
6208-2Z
NU 206 ECP
PRM 323620

Purchase the SKF KD21-705 Please fill in the following

Hot number： 29456 E 390x430x18 HDS2 R 505 VRME R 590842 61968 M 6321-2Z 7018 ACB/P4AL 7018 ACE/P4AL1 75x115x12 CRW1 R BT2B 332604/HA1 TQO design FYT 40 TF/VA228 NF 3084 ECMB NJ 2988 ECM/HB1 W 63806 R-2Z

Model No.	Inner Diameter	Outer Diameter	Width	Type
230x285x23 HDS1 R
609-2RSL
6208-2Z
NU 206 ECP
PRM 323620