-- -- -- -- SKF OKC 640

OKC 640

Dimensions

d_a		640	mm
D		1010	mm
��D		1.07	mm
A		1570	mm
A₁		1495	mm
A₂		685	mm
A₃		45	mm
Varying depending on shaft and coupling tolerances.
A₄		42	mm
G	4x	M20
G₁		BSP 1/4” and BSP 3/4”
G₂		BSP 3/4”

Calculation data

Maximum transmissible torque

M_t

max.

6820

kN·m

Mass

Mass coupling

5460

Mounting information

Diameter for threaded holes for lifting at both ends

G₃

M42 x 4.5

Required free length on one shaft for installation A + 100 mm.

Model Number: OKC 640
Inner Diameter：640mm Outer Diameter：mm Width：-mm
Reference speed:- Limiting speed:-
Type：
Details：
Update date：2026-04-21
Application:Roller,Switch,bag machine,teaching equipment,power source,pressure control valve,powder metallurgy,industrial fans,Traffic Fire Protection Equipment Security equipment,glass,ventilation fans
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Model No.	Inner Diameter	Outer Diameter	Width	Type
11223	28.575	47.6	6.35	Seals
160 VL R	144	-	-	Seals
16406	41.275	73.03	7.95	Seals
20004	50.8	76.2	9.53	Seals
20445	51.943	72.009	15.6972	Seals
BD-239/500 CAK/W33-OH 39/500 H	470	670	128	Bearings, units and housings
7013 ACB/P4A	65	100	18	Bearings, units and housings
AN 21	19.304	-	104.6988	Bearings, units and housings
FSAF 1611 x 2	50.8	-	-	Bearings, units and housings
LS 1730	17	30	2.75	Bearings, units and housings
PSMF 607250 A51	60	72	50	Bearings, units and housings
W 61901-2Z	12	24	6	Bearings, units and housings

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