Products

Rotary design for fine single drop control, invaluable on burettes.Borosilicate glass with PTFE key for excellent chemical resistance. Locking ring to prevent accidental removal of the key.-20°C to 200°C temperature range. Vacuum capability to 10-4 Torr. Ergonomic key for good grip and easy operation.

2061995	General Purpose GP Rotaflow Stopcocks

STOPCOCK, THREE WAY

Double Oblique Plain Side Arms

	Bore of Key
2069210/1	2mm
2069210/2	3mm

STOPCOCKS, 1:5 TAPER, SPARE PTFE KEYS

Interchangeable PTFE key complete with plastic screwthread retaining device.

	Key Bore (mm)
2069135/1	1.5
2069135/2	2.5
2069135/3	4
2069135/4	6
2069135/5	10

STOPCOCKS, CAPILLARY ARMS, T-BORE, 3-WAY, GLASS KEY

All side-arms are 100mm in length.

	Key Bore (mm)	Side-arms OD (mm)	Side-arms wall thickness (mm)
2069145/1	2	7	2.5
2069145/2	3	9	3.0

STOPCOCKS, GLASS /PTFE, 1:5 TAPER, BURETTE

One 100mm plain arm and one 70mm capillary arm with drawn jet.

	Key Bore Size (mm)	Plain arm OD x wall thickness (mm)
2069127/1	1.5	8 x 1.5

STOPCOCKS, GLASS /PTFE, 1:5 TAPER, FUNNEL REPAIR

With flared end for connection to separating funnel and a 100mm long stem with angled end.

	Key Bore Size (mm)	Plain arm OD x wall thickness (mm)
2069130/1	1.5	9 x 1.5
2069130/2	2.5	9 x 1.5
2069130/3	4	10 x2.2

STOPCOCKS, GLASS PTFE, 1:5 TAPER, SINGLE BORE

Barrels and key have a 1:5 taper (20% conicite). Highly resistant to chemical attach and seizure from caustic solutions. Keys are fully interchangeable and are supplied with a plastic screwthread retaining device. 100mm side-arm length.
PLAIN ARMS
	Key Bore Size (mm)	Side-arm OD (mm)	Side-arm wall thickness (mm)
2069120/1	1.5	8	1.5
2069120/2	2.5	8	1.5
2069120/3	4	10	1.5
2069120/4	6	13	1.5
2069120/5	10	18	2.5


CAPILLARY ARMS
	Key Bore Size (mm)	Side-arm OD (mm)	Side-arm wall thickness (mm)
2069125/1	1.5	8	3
2069125/2	2.5	8	2.5

STOPCOCKS, GP ROTAFLOW, BURETTE

With one plain arm and one capillary arm drawn to a jet for the repair of burettes.
	Bore (mm)	Stem OD (mm)	Approx. Overall length (mm)
2062010/1	3	12	175

STOPCOCKS, HP ROTAFLOW, PLAIN SIDE ARMS, RIGHT ANGLE PATTERN

Calibrated to deliver from any graduation line down to zero at the jet, graduations in blue enamel.
	Key Bore (mm)	Side-arm Bore (mm)	Side-arm OD (mm)	Approx. Overall length (mm)
2061985/1	3	5	8	210
2061985/2	3	7	10	210
2061985/3	6	7	10	210
2061985/4	6	10	13	210
2061985/5	10	10	13	225
2061985/6	10	15	19	225

STOPCOCKS, HP ROTAFLOW, PLAIN SIDE ARMS, STRAIGHT PATTERN

	Key Bore (mm)	Side-arm Bore (mm)	Side-arm OD (mm)	Approx. Overall length (mm)
2062000/1	3	5	8	210
2062000/2	6	7	10	210
2062000/3	10	10	13	225

STOPCOCKS, HP ROTAFLOW, SPARE PARTS

Replacement keys and locking rings are also available. Mention it in your order separately.
	Bore (mm)
Replacement keys
2061990/1	3
2061990/2	6
2061990/3	10
Replacement Locking Rings
2061990/4	3
2061990/5	6
2061990/6	10

STOPCOCKS, INTERFLON FUNNEL REPAIR, PTFE KEY

	Key Bore Size (mm)	Stem OD (mm)	Nominal wall thickness (mm)
2062015/1	2	10	2.2
2062015/2	3	12	2.2
2062015/3	4	12	2.2
2062015/4	6	14	2.2

STOPCOCKS, PLAIN ARMS, T-BORE, 3-WAY, GLASS KEY

All side-arms are 100mm in length.

	Key Bore (mm)	Side-arms OD (mm)	Side-arms wall thickness (mm)
2069140/1	2	8	1.5
2069140/2	3	9	1.5
2069140/3	4	10	1.5
2069140/4	6	12	1.5

STOPPER SOLID, Penny or Flat Head

	Cone
2066860/1	10/19
2066860/2	14/23
2066860/3	19/26
2066860/4	24/29
2066860/5	29/32
2066860/6	34/35

STOPPER, Hollow

	Cone	Shape
2066850/1	10/19	Hexagonal
2066850/2	12/21	-do-
2066850/3	14/23	-do-
2066850/4	19/26	-do-
2066850/5	24/29	-do-
2066850/6	29/32	-do-
2066850/7	34/35	-do-