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.

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

Supplier: VWR International
Description: Easily adjust flow.

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

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

Catalog Number: (89426-780)
Supplier: Glassco
Description: Replacement kit is supplied complete with one fluoropolymer resin plug (1:5 taper), one teflon washer, one O-Ring, and one plug with PTFE handle

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: Stopcock plug 89062-770 is designed for use with Retainer O-Ring size –011

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.

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: 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: These T-Bore stopcock plugs are fabricated from borosilicate glass

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: Precision glass hollow or solid glass plug

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: This stopcock is used in Heidolph 4000 Series rotary evaporator condensers and other popular brand rotary evaporator condensers as an inlet feed tube ...

Product available on GSA Advantage® Small Business Enterprise

Supplier: Ace Glass
Description: Oblique bore with polished barrels.

Product available on GSA Advantage® 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.
To process your orders without delay, please provide the required business documentation to purchase this product.

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

  • State issued document with your organization's Federal Tax ID Number
  • State issued document with your organization's Resale Tax ID Number
  • City or County issued Business License
  • State Department of Health Services License
  • Any other ID issued by the State that includes the business name & address

* ATTN: California Customers may require additional documentation as part of the CA Health & Safety Code. Products that fall under this regulation will be placed on a mandatory 21-day hold after documentation is received. 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 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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