Nor Cal VIEWPORT,4.5 CF ZERO LENGTH, Viewports, Shutters, ADD-A Doors & Glass Adapters, Viewports, Shutters, ADD A Doors & Glass Adapters,  PN  ZV-250

These Nor Cal VIEWPORT,4.5 CF ZERO LENGTH  have part number ZV-250, are new, and come with full Nor Cal warranty. Nor-Cal Products manufactures an extensive line of high and ultra-high flanged vacuum viewports. Standard length, zero length, and zero length fused silica viewports 7056 glass viewports are available in NW-16, 25, 40 and 50 versions and feature a one-piece welded construction. Viewport Weld Stubs include an FKM O-ring sealed fused quartz or 7056 glass window assembly with a 304-stainless steel tube stub from 2-1/2" OD - 6" OD. The tube stub is provided as a means to install (by welding) the viewport into a new or existing vacuum chamber wall. The quartz windows are easily replaced if damaged by dis-assembling the flange set.

More information about these Nor Cal VIEWPORT,4.5 CF ZERO LENGTH  can be found by downloading the pdf catalog and documents below. Simply open the pdf catalog below, run the pdf search (ctrl F) and search for the ZV-250.