enow.com Web Search

  1. Ads

    related to: check valve for navien 240a

Search results

  1. Results from the WOW.Com Content Network
  2. Check valve - Wikipedia

    en.wikipedia.org/wiki/Check_valve

    A swing check valve (or tilting disc check valve) is a check valve in which the disc, the movable part to block the flow, swings on a hinge or trunnion, either onto the seat to block reverse flow or off the seat to allow forward flow. The seat opening cross-section may be perpendicular to the centerline between the two ports or at an angle.

  3. Double check valve - Wikipedia

    en.wikipedia.org/wiki/Double_check_valve

    A double check valve or double check assembly (DCA) is a backflow prevention device designed to protect water supplies from contamination. [1] It is different from the two-way check valves (sometimes erroneously referred to as double check valves) used in air brake systems on heavy trucks which select from the highest pressure source.

  4. SNCF 240P - Wikipedia

    en.wikipedia.org/wiki/SNCF_240P

    The SNCF 4-240A class and SNCF 5-240P class was a group of 37 (12 + 25) 4-8-0 steam locomotives designed by André Chapelon, and regarded by some, as one of his best designs. They started life as Chemin de Fer de Paris à Orléans (Paris-Orleans Railway) 4500 class 4-6-2s before being rebuilt.

  5. Saab H engine - Wikipedia

    en.wikipedia.org/wiki/Saab_H_engine

    Saab H engine (B201) in a 1987 Saab 90. B201 is the original H engine with two valves per cylinder and a single overhead camshaft. It was introduced in 1981 and unlike the B engine it did not have the central shaft which used to power the distributor, oil- and coolant pump.

  1. Ads

    related to: check valve for navien 240a