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Product ID : B312
B312 O-Ring, Material=Buna-N, Nominal ID (in)=5/8, Nominal Width (in)=3/16, Actual ID (in)=0.600, Actual Width (in)=0.21
Description
More details on associated web pages:
Buna-N O-Rings
O-Rings are available in five different materials from Scientific Instrument Services.Replacement O-Ring
Replacement or spare O-rings for centering rings.NW Vacuum Fittings
(Catalog F64)

O-Rings are available in five different materials from Scientific Instrument Services.

Replacement or spare O-rings for centering rings.

This convenient o-ring kit contains 30 of the most popular sizes, for a total of 380 o-rings, in one convenient kit.

In Brass and Aluminum and Stainless

Available with Viton® or Buna O-ring, this centering ring complete with O-ring should be used when joining any two NW flanges with a quick flange clamp.

The Granville-Phillips Model 330 Ionization Gauge Controller is reliable, easy to operate, easy to service and moderately priced.

The vacuum measurement system to monitor the source pressure is
optional for the 5971.