08VV402_TDS.pdf

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iT Huntington Beach Fax: + 1 714-899-8179 Website: www.airtech.com
fF = CA 92647 USA
INTERNATIONAL INC.
Data Sheet VAC VALVE 402, 402A, & 402SS
Three piece threaded vacuum valve with locking ring
lM DESCRIPTION
The design of the Vac Valve 402 series allows for a tighter connection with an increase in autoclave pressure. This is
achieved by using a threaded locking ring creating a tight mechanical seal, and a pressure plate that increases the
surface area providing a superior seal.
@ BENEFITS
+ Screw down seal design provides extra vacuum seal safety.
+ High quality components ensure good seals and safe vacuum bags.
+ Bag film is clamped under clamping ring reducing wrinkle leak risk.
M@ TECHNICAL DATA
Construction 3 pieces: base plate, pressure plate, locking ring
V402: Carbon steel
Material type VV402A: Aluminium
4025S: Stainless steel
Material type of gasket Silicone
Screw thread 1/4 inch male NPT
Assembly style Screw down
Service temperature 260 C (500 F)
@ SIZES
Product Reference Base Plate Diameter
Vac Valve 402 63 mm (2.50 inches)
Vac Valve 402A 63 mm (2.50 inches)
Vac Valve 4025S 63 mm (2.50 inches)
+ Other thread sizes available. Contact Airtech for more details.
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SS
HM SUSTAINABILITY
We Os Sex
recycled wy, re-used Vy packaging
DIRECTIONS FOR USE
+ Insert the base plate and the silicone gasket under the vacuum bag.
+ Cut a small opening in the vacuum bag and push the stem through the opening.
+ Apply the pressure plate on the outside of the vacuum bag and screw down the locking ring.
M@ NOTES
+ Watch a video of Vac Valves in the “Media Center” on our website.
Last updated : 2025-06-06 A
Catalog position : Vacuum valves and hoses A
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