NW50 Pneumatic Aluminum Block Valve <br> Surplus# 1105

Surplus# 1105
NW50 Aluminum Block Vacuum Valve
• NO Solenoid
• Valve body: 6061 T6 Aluminum
• Bellows: T321 Stainless Steel
• O-rings in vacuum: Viton type V747-75

Varian Vacuum (Agilent) Part Number:
• L7281301

NW50 (KF50) Flange OD: Ø2.95"
• NW50 Tube OD: 2.00"

NW50 High Vacuum Flange Equivalents
KF50, KF-50, K200, NW-50, QF50, ISO-QF

All NW50 Hardware

Features
• Low-profile, lightweight design
• Valve auto-closes on loss of air or power
• Visual position indicator
• High conductance

Technical specifications
• Pressure range: atmosphere to 10^-9 torr
• Main seal leak rate: <1 x 10^-9 std cc/sec He
• Body leak rate: <1 x 10^-10 std cc/sec He
• Rated cycle life: 2 million
• Conductance: 60 l/sec
• Maximum baking temperature (without solenoid): 150°C
• Air connection: 1/8-inch NPT
• Air pressure: 80 psig minimum, 100 psig maximum
• Air actuation: air to open, spring to close
• Time to open or close: <300 msec

Materials:
• Valve body: aluminum type 6061 T6
• Bellows: stainless steel type T321
• O-rings in vacuum: Viton type V747-75

Contact LDS Vacuum with any questions:
Phone (407)862-4643 via Fax (407)862-8723 or
info@ldsvacuum.com

LDS Vacuum Products is a 100% woman owned company and
certified Woman Owned Small Business (WOSB)
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