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CF 2.75″ full nipple (FN-0275) 3D model
Nipples and tubes

CF 2.75″ full nipple

FN-0275: 2 × CF 2.75″ (DN40CF) ConFlat flanges, 119.1 cm³ of internal volume and 136.9 cm² of wetted surface.

Build a system with this part

Its internal volume and surface area feed the pumpdown simulation, and its measured transmission probabilities set its molecular conductance in the pumping-speed simulation.

Specifications

TypeFull nipple
Catalog IDFN-0275
Flanges2 × CF 2.75″ (DN40CF) ConFlat (CF), knife-edge, copper gasket
Ports2
Internal gas volume119.1 cm³ (0.119 L)
Wetted surface area136.9 cm²
MaterialStainless 304
Overall size69 × 69 × 125 mm
Outgassing (unbaked, 1 h)6.0e-9 Torr·L/s/cm²
Molecular transmission dataYes: Monte Carlo port-to-port transmission probabilities

Volume and surface area are computed from the CAD model's enclosed gas space. Material outgassing values are typical published figures.

Parts that mate with CF 2.75″ flanges

CF 2.75″ 4-way cross CF 2.75″ 4-way crossC-0275 · CF 2.75″ · 210 cm³CF 2.75″ × CF 1.33″ reducing 4-way cross CF 2.75″ × CF 1.33″ reducing 4-way crossC-0275-133 · CF 2.75″ / CF 1.33″ · 133 cm³CF 2.75″ 5-way cross CF 2.75″ 5-way crossC5-0275 · CF 2.75″ · 253 cm³CF 2.75″ 6-way cross CF 2.75″ 6-way crossC6-0275 · CF 2.75″ · 297 cm³CF 2.75″ vacuum gauge CF 2.75″ vacuum gaugeCCPG-H2-3 · CF 2.75″CF 2.75″ to CF 1.33″ reducer CF 2.75″ to CF 1.33″ reducerCRN275X133 · CF 2.75″ / CF 1.33″ · 40 cm³CF 4.5″ to CF 2.75″ reducer CF 4.5″ to CF 2.75″ reducerCRN450X275 · CF 4.5″ / CF 2.75″ · 143 cm³CF 2.75″ 6-port chamber CF 2.75″ 6-port chamberCU6-0275M · CF 2.75″ · 172 cm³