Close

Please select your country or region to be
directed to the appropriate Lesker site.

Representative Image

Manual SS All-Metal Leak Valves (CF flanged): LVM Series

Bakeable leak valves are used to control the flow of gas into a vacuum system from an external source. A soft metal pad is compressed against a harder metal seat, creating the necessary seal for precise gas flow control.

  • Available in two different series
  • Each series utilizes different types of sealing materials tailored for specific applications
  • Typical applications include argon processing, sputtering, system purging, precision gas control, and laser back-filling

LVM Series

  • Stainless steel and copper alloy construction for long life
  • Inlet pressure to 10 bar maximum
  • Operating pressure from 1 bar to 10-11 mbar
  • Precision control mechanism
  • Adjustable graduated indexing
  • Bakeable to 450° C (open)/ 250 ° C (closed)
  • Minimum control backlash
  • User serviceable

Dimensional Drawings


Product Manual
For a download of the product manual, click here.
Contact Us
Contact Us
To contact someone directly, please click here, or call +1 412 387 9200 to get in contact with your dedicated sales team.
Got VacuCADSM?
VacuCAD is a free library containing thousands of 2D CAD drawings (in DXF format) and 3D Models (in STP format) for many of our standard vacuum components and chambers. Please Log in

Ordering Table

(Click column headers to sort data)

Flange Selection Guide
With a variety of flanges to choose from, the Flange Selection Guide is designed to help you find one to meet your vacuum requirements. Shop Now!
Can't find the flange you need or want a custom configuration? Please call us at +1 412 387 9200 or email international@lesker.com with your inquiry.

Accessories Table

Type Description
VacuCADSM
Part Number Price In Stock Add Item
Type Description
VacuCADSM
Part Number Price In Stock Add Item
OFHC Copper Gasket
GASKET, COPPER, DN16CF (1.33" OD) FLANGE , 0.837" OD, 0.640" ID, (10) PER PACKAGE
(please log in)
GA-0133
$21.05
In Stock
OFHC Copper Gasket
GASKET, COPPER, DN35CF-DN40CF (2.75" OD) FLANGE, 1.895" OD, 1.451" ID, (10) PER PACKAGE
(please log in)
GA-0275
$27.35
In Stock
Bolt & Nut Set
SOCKET HEAD CAP SCREW & NUT SET, STAINLESS STEEL, DN16CF (1.33" OD) FLANGE, (25) 8-32 X 0.75" LONG SOCKET HEAD CAP SCREWS AND (25) HEX NUTS
N/A
SBS832075S4-25
P.O.R.
In Stock
Bolt & Nut Set
HEX BOLT, NUT, & WASHER SET, STAINLESS STEEL, (25) 1/4-28 X 1.38" LONG HEX BOLTS, (25) HEX NUTS, AND (50) FLAT WASHERS
(please log in)
HBS25028138
$30.50
In Stock
Anti-Seize Thread Lube
THREAD LUBRICANT, 4 OUNCE TUBE
N/A
VZTL-4OZ
P.O.R.
In Stock
How to Combine Click the checkboxes of the parts you would like to purchase and then click the button below to add all parts selected into your Cart.
Contact Us - Manual SS All-Metal Leak Valves (CF flanged): LVM Series