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.

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.


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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.

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

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

Supplier: Ace Glass
Description: These are high vacuum stopcocks with arms at 90 degrees with variable openings from 0-3 mm to 0-15 mm

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: This straight-through stopcock is all borosilicate glass (including the plug), with a nylon handle

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: Straight bore stopcock plugs, available in borosilicate glass or PTFE

Product available on GSA Advantage® Small Business Enterprise

Catalog Number: (89062-344)
Supplier: Ace Glass
Description: Specifically designed for micro chemical apparatus

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: These double oblique bore stopcocks are available with borosilicate glass or 1:5 PTFE plugs

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: High pressure with solid glass plug.

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: A ruggedly constructed stopcock with solid glass plug and tapered flange which insures maximum strength at the seal

Product available on GSA Advantage® Small Business Enterprise

Supplier: BURKLE INC
Description: These two or three-way valves are ideally designed to regulate or completely stop the flow of gases and liquids.

Supplier: Bel-Art Products, a Part of SP
Description: Molded polyethylene plastic parts snap together forming a tight seal, and the free-turning key requires no lubrication.

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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.
You must log in to order restricted items. We request that you provide the required business documentation to purchase this product for the first time.

To order chemicals, medical devices, or other restricted products please provide identification that includes your business name and shipping address via email CMD_NA@vwr.com or fax 484.881.5997 referencing your VWR account number . Acceptable forms of identification are:

  • issued document with your organization's Federal Tax ID Number
  • Government issued document with your organization's Resale Tax ID Number
  • Any other Government ID that includes the business name and address


VWR will not lift restrictions for residential shipping addresses.

-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 currently unavailable but limited stock may be available in our extended warehouse network. Please call 1-800-932-5000 and a VWR Customer Service Representative will help you.
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