STOPCOCKS & VALVES
331
Stopcocks
Micro Straight-Bore Stopcock with Glass Plug This stopcock has a smaller plug size (7/20) useful for assembly of micro apparatus.
Three-Way Double Oblique-Bore with Glass Plug Double-oblique bore three-way stopcock, with a glass plug and barrel ground to interchangeable Standard Taper specifications.
• •
The bore of the stopcock is 1 mm with a 1:10 taper
• •
1:10 taper
Solid glass plug
Standard Taper plug is solid glass
• Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
• Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
Stopcock Bore Size (mm)
Stopcock Bore Size (mm)
Part Number
Stem OD (mm)
Case Qty
Part Number
Stem OD (mm)
Case Qty
807000-0144
6
1
1
803000-0002
8
2
1
Replacement Parts
Straight Bore 4 mm Stopcock without Plug Straight-bore, sandblasted stopcock with a 1:5 taper.
Part Number
Description
Case Qty
Size 2 Double Oblique Stopcock Plug, Glass, Plug size 14.5/50 mm Size 4 Double Oblique Stopcock Plug, Glass, Plug size 16.2/56 mm
803001-0002
1
•
Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements Part Number Case Qty 41004G-4 1
803001-0004
1
PTFE Straight Stopcock Plugs • PTFE stopcock plug has a 1:5 taper •
PTFE is chemically-resistant and self-lubricating 41502T-2 is a high-temperature PTFE plug
T-Bore 90° Stopcock with Glass Plug This T-bore stopcock has a solid glass plug and a barrel ground to interchangeable Standard Taper specifications.
•
Stopcock Bore Size (mm)
Part Number
O-Ring Size Case Qty
• •
1:10 taper
821001-0002
2 2 2 4 4 6 6
109 109 109
1 1
Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
41502T-2 41500F-2
12
821001-0004
5-613 5-613
1
41500F-4 41500F-6
12 12
Stopcock Bore Size (mm)
Part Number Stem OD (mm)
Case Qty
111 111
821001-0006
1
802000-0004
10
4
1
Connecting Stopcock with PTFE Plug Threaded Bevel-Seal™ connector with PTFE stopcock. • All connectors have an overall length of approximately 80 mm • Cap 410119 is suitable for use to 200 °C • O-rings are FKM • Replacement plug is 821001 • Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements
O-Ring Size; Stopcock Bore Size (mm)
Accommodation Range (mm)
Part Number
Case Qty
179740-0505 179740-0808
3-5 to 3-5 5-8 to 5-8
105; 2 108; 4
1 1
Replacement Parts
Part Number
Description
Case Qty
Size 2 Straight Bore Stopcock Plug, PTFE, 11/25 mm Plug Size Size 4 Straight Bore Stopcock Plug, PTFE, 15.2/30 mm Plug Size
821001-0002
1
821001-0004
1
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