Product ID : B330
B330 O-Ring, Material=Buna-N, Nominal ID (in)=2 1/8, Nominal Width (in)=3/16, Actual ID (in)=2.100, Actual Width (in)=0.21
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.
S.I.S. offers a full line of flange fittings for all models of vacuum pumps, diffusion pumps, and vacuum systems.
Insulation Boards Gasket Fabrication Acccessories
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.
This food and beverage grade, crystal clear PVC tubing is reinforced with 110 ton psi steel spring wire.
The finest reusable worm gear clamps made.