Stopcock Parts and Components

Stopcock Parts and Components

Stopcock parts and components give stopcocks a wider range of uses. Stopcock plug assemblies are also produced to replace parts in existing lab equipment. Plastic replacement stopcock parts and components, when paired with a stopcock, are often used in conjunction with separatory funnels, Schlenk flasks and burettes.
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1 – 30 of 350 results
1

Fisherbrand™ 35mm Silicone O-Ring

Ideal for high temperature applications in static conditions

2

Cytiva O-Ring

For use with HiTrap™ Columns

3

Heidolph™ G5 Glassware Replacement Part - O-ring Seal
SDP

Accessory for G5 Dry Ice Glassware Set

4

MilliporeSigma™ O-Ring

5

Cytiva O Rings for EPDM Glass Tubes

Different sized O Rings for EPDM Glass Tubes

6

BUCHI Rotavapor O-Rings FPM
SDP

O-ring FPM, for cap nut GL10, Ø3.00/2.70mm

7

Cytiva Silicone MD142/2/66 O-Ring

8

Welch™ Centering Ring Rubber O-ring

For use with stainless steel centering ring

9

PYREX™ PTFE Product Standard Straight Bore Stopcock Plug Assembly

Replacement PTFE stopcock plug assemblies for straight bore PTFE stopcocks

For Use With (Equipment) No. 7282 Pyrex straight bore PTFE stopcocks
No. per Case 1/Cs.
Material PTFE
No. per Pack 1/Pk.
10

DWK Life Sciences Calibrex Flow Control Stopcock for Bottle Top Dispensers

Interchangeable flow control stopcock for all Calibrex™ 525 and 530 bottle top dispensers.

Promotions are available
11

Synthware™ Replacement Plug Retention Kit
SDP

For use with stopcocks

Type Replacement Stainless Steel Retention Kit
For Use With (Equipment) Glass Stopcock
Material Stainless Steel
For Use With (Application) Organic Synthesis
12

Synthware™ Glass Flushing Adapter
SDP

Adapters include a 2 mm, T-bore PTFE stopcock and enable vessels to be purged with an inert gas.

Connectors Hose
Includes Glass T-Bore Stopcock
Plug Bore 2 mm
Type Adapter
Temperature (English) 200°F
For Use With (Equipment) Storage/Reaction Vessels or Flasks
Temperature (Metric) 93°C
Material Borosilicate Glass 3.3
Certifications/Compliance Class A
For Use With (Application) Flushing/Filling Attached Vessels with an Inert Gas
Autoclavable Autoclavable
13

DWK Life Sciences Kimble™ Straight Bore Stopcock Plug PTFE, Size 4

This PTFE stopcock is chemically-resistant and self-lubricating

Promotions are available
14

Trajan Scientific and Medical™ Viton Sealing O-Ring for Shimadzu Liner

Can be used at temperatures up to 300°C

15

Synthware™ EP™ O-Rings
SDP

Long lasting O-rings for solvent and chemical compatibility.

Product Type O-Ring
Material Ethylene Propylene
16

Synthware™ High Vacuum Valves with Internal Threads
SDP

Internally threaded high vacuum valves for use with the Synthware F58 series.

Includes Contriol Knob, and a PTFE Shaft with Integrated O-Rings
Type Valve
Temperature (English) 200°F
For Use With (Equipment) High Vacuum Valves
Temperature (Metric) 93°C
Material PTFE
For Use With (Application) Creating a Vacuum Tight Seal
Autoclavable Autoclavable
Pressure 15 to 25 psi
17

Diba Omnifit™ O-rings

For small and large variable bore cap-style connectors and valves

Type O-ring
Material FKM
Max. Pressure 50 psi
18

Trajan™ GC Inlet Liner Accessories

Used as sealing rings for Agilent GC.

19

CPC™ SaniQuik Silicone O-Ring

20

Thermo Scientific O-Ring External, Body Head

O-Ring External, Body Head

ENCOMPASS
21

Thermo Scientific O-Ring, Rotor Cover (5.239 ID x .070 CS, Vito)

O-Ring, Rotor Cover (5.239 ID x .070 CS, Vito).

ENCOMPASS_PREFERRED
22

Thermo Scientific O-RING

O-ring,-015,0.551x.070 Epr

ENCOMPASS
23

Thermo Scientific O-Ring for a Rotor, 1/pkg

O-Ring for a Rotor, 1/pkg.

ENCOMPASS_PREFERRED
24

Thermo Scientific O RINGS / EACH

O-ring,-014,0.489x.070 Epr

ENCOMPASS
25

Thermo Scientific Silicone O-Ring 3 OD

Silicone O-Ring 3 OD.

ENCOMPASS_PREFERRED
26

Thermo Scientific O-RING

Locking Knob O-Ring, Sorvall, Accessory for the F-28/ 50 Rotor

ENCOMPASS_PREFERRED
27

Thermo Scientific Kit, Collector Ring

Kit, Collector Ring.

ENCOMPASS_PREFERRED
28

Thermo Scientific Kit, Repl, 6 mL O-Ring, Bag of 6 Autotrace

Kit, Repl, 6 mL O-Ring, Bag of 6 Autotrace.

ENCOMPASS
29

Thermo Scientific O-RING FOR PRIMING VALVE KNOB

Priming Valve Knob O-Ring

ENCOMPASS
30

Thermo Scientific O-Ring Parker 2-011B70

O-Ring Parker 2-011B70.

ENCOMPASS_PREFERRED
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