Shaft 6 x 450 QST7/3L Blade — QST11/5 Shaft 11 x 750 Guides
To fit stirrer
QST2/2/SC
QST2/33C/SC QST2/44C/SC
6
11 11
shaft length mm
Socket size
19/26 24/29 29/32
Air-powered stirrers – see SR940. Alternative stirrer bearings – see SR946.
Cone size
19/26 24/29 29/32
mm 200
300 300
Approx. stem
Blade width mm
50 95
140 140
x length, mm stirrer will pass mm 19/26 Socket 52
19/26 Socket — 24/29 Socket 76
24/29 Socket — 24/29 Socket 76
24/29 Socket — QST4/2
Smallest neck Blade through which width
Simple screwcap glands
Screwcap adapters may be used as simple glands for basic stirring operations providing they are not used at high speeds or under vacuum. The silicone rubber ring inside the cap should be suitably lubricated. Size 13 thread adapters are suitable for 6mm stirrer shafts and size 24 for 11mm shafts.
See QST51 to QST55 Ground sleeve glands
With lubricant reservoir. For use up to 700rpm and at pressures down to 0.1 torr (13.3 Pa). Rotation of the stirrer is achieved by coupling to a geared motor.
To fit Cone Thread stirrer size
shaft mm
QST20/2 QST20/3 QST20/4
Screwcap sleeve Screwcap sleeve Screwcap sleeve
Stuffing box glands
With integral drive pulley except ST3/2F which requires coupling to a geared motor via a flexible connection.
Material To fit Pulley Cone (cone stirrer dia. size portion) shaft mm mm