You Searched For: Stopcocks

With a ball valve, stopcocks control the flow of liquids and low pressure gases in delivery systems. Fitting into corresponding female joint parts, the plugs come in any number of bore hole arrangements. Often featuring tapered ends, a wider tube diameter range is accommodated for to increase working flexibility. The high quality, leak proof stopcocks meet vacuum applications and come in ground glass styles or plastic to eliminate the need of greasing. VWR offers a wide variety of stopcocks suited for use with liquids or gases under both low or high pressure.

With a ball valve, stopcocks control the flow of liquids and low pressure gases in delivery systems. Fitting into corresponding female joint parts, the plugs come in any number of bore hole arrangements. Often featuring tapered ends, a wider tube diameter range is accommodated for to increase working flexibility. The high quality, leak proof stopcocks meet vacuum applications and come in ground glass styles or plastic to eliminate the need of greasing. VWR offers a wide variety of stopcocks suited for use with liquids or gases under both low or high pressure.


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Supplier: VWR International
Description: These stopcocks are ideal for use with liquids and gases under low pressure (operating pressure 7.0psi) or low vacuum.

Supplier: VWR International
Description: Use with caustic and high-purity liquids in many applications.

Supplier: VWR International
Description: Easily adjust flow.

Catalog Number: (75838-904)
Supplier: VWR International
Description: Replacement 12 mm stopcock for VWR separating funnels.

Supplier: VWR International
Description: Easily control flow with flow indicator handle.

Supplier: BURKLE INC
Description: 3-WAY VALVE PE 4MM

Supplier: BURKLE INC
Description: Stopcock with tapered spout for bottles with narrow openings with a diameter from 6 to 8 mm.

Catalog Number: (10216-912)
Supplier: BURKLE INC
Description: Stopcock with tapered spout for bottles with narrow openings with a diameter from 6 to 8 mm.


Catalog Number: (89062-346)
Supplier: Ace Glass
Description: Metering valve, with 1:5 PTFE straight bore plug, provides fine control of rate of flow

Product available on GSA Advantage® Small Business Enterprise


Supplier: Ace Glass
Description: Stopcock plug 89062-806 is designed for use with Retainer O-Ring size –011

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: Threaded vacuum stopcock with PTFE plug and new hooded handle that permits smooth needle valve adjustment down to 0.1 cc/min

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: Threaded vacuum stopcock with PTFE plug and new hooded handle that permits smooth needle valve adjustment down to 0.1 cc/min flow rate.

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: High vacuum stopcocks are completely bakeable

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: With solid glass plug.

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: With solid glass plug.

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: High vacuum stopcock with hollow glass plug for right angle connection.

Small Business Enterprise

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at 1-800-932-5000.
This product is marked as restricted and can only be purchased by approved Shipping Accounts. If you need further assistance, email VWR Regulatory Department at Regulatory_Affairs@vwr.com
-Additional Documentation May be needed to purchase this item. A VWR representative will contact you if needed.
This product has been blocked by your organization. Please contact your purchasing department for more information.
The original product is no longer available. The replacement shown is available.
This product is no longer available. Alternatives may be available by searching with the VWR Catalog Number listed above. If you need further assistance, please call VWR Customer Service at 1-800-932-5000.
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