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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Pyrex™ Borosilicate Glass Spare Glass Keys

Manufactured from borosilicate glass

Pricing and Availability

Duran™ Honed Stopcock

Pricing and Availability

Pyrex™ T-bore Plain arms 3-way Stopcock with PTFE Key

3-way Stopcock with PTFE Key

Pricing and Availability
Specifications

Includes	PTFE Key
Type	Plain Arms Stopcock

DWK Life Sciences O-Ring, red, FEP coated, not suitable for desiccators

Seal is suitable for the tight sealing of flat flange vessels with annular groove.

Pricing and Availability
Specifications

Quantity	1 Ea.
Material	Silicone, FEP
For Use With (Application)	Tight closure of flange vessels

Type	Stopcock Key
Material	PTFE

DWK Life Sciences PTFE Key with Thread, with three part retaining device

For use with polished DURAN™ disposable taps.

Pricing and Availability
Specifications

Material	PTFE
For Use With (Application)	For use with polished DURAN™ one-way taps
Autoclavable	Not Autoclavable

Lenz Laborglasinstrumente™ PTFE StopCock

Pricing and Availability

HP Rotaflo™, Stopcock Spare Parts - Replacement Keys

Replacement keys for stopcock

Pricing and Availability
Specifications

Type	Stopcock Key
For Use With (Equipment)	HP Rotaflo™ stopcock

Bohlender™ O-Ring

Pricing and Availability

DWK Life Sciences Three Part Retaining Device, complete, for stopcock key threaded, SBW -J glass

To secure the tap plug in the ground DURAN™ single way stopcock.

Pricing and Availability
Specifications

Material	Polypropylene
No. per Pack	100/Pk.
For Use With (Application)	For securing the threaded tap plug in the ground DURAN™ one-way tap
Autoclavable	Not Autoclavable