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Product ID : 275282
275282 1/2 INCH VCR-FEMALE FITTI
Description
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Convectron Series 275 Vacuum Gauge
The Granville Philips Convectron Gauge tube used on the 5971 and 5972 mass spectrometers is available from S.I.S. This is a direct replacement for the HP original and screws into the fitting shown above.

Inland 45 is the highest quality rough pump oil you can use for your mass spectrometer.