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Viewport vacuum access door with a 4.5" CF flange

Viewport, 4.5 Access Door

Viewport, vacuum access door with a 4.50 CF flange mount, and a 2.56 center bore is fitted with a standard 7056 Borosilicate glass window. Flange has eight (8) clearance holes (for 5/16 diameter bolts) counter-bored into CF flange/door interface . Door assembly is fitted with a robust and adjustable dual-axis hinge, and a fast-acting, over-center latching mechanism that can be secured with included R-clip cotter pin. A Viton elastomer O-ring gasket is also provided. Access doors ship with a standard 195° swing-angle, however an optional 120° swing-angle Door-Stop kit is available for retrofitting hinge mechanism (purchased separately).

Part Number:
Weight: 6 lbs
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Model Number:AD-VP-450C
Materials:304 Stainless Steel / 7056 Borosilicate Glass
RoHS Compliant:Yes
Max. Bake Temperature:150ºC
Max. Operating Temperature:150ºC
Max. Vacuum Level:1x10E-8 Torr
Non-Stocked Lead Time:4~6 Weeks ARO
Length / Height:C = 3.30 / D = 2.63 / F = 2x 0.68
Width:C+D = 5.93
Depth / Thickness:E = 2.11
ID:B = 2.56
Other Information:

Adjustable, Dual-axis hinge

Min. Operating Temperature:-20ºC