8405-50-001-1395

4820-12-171-7765 4820121717765 121717765 is a valve designed specifically so the diaphragm seals the flow stream from the valve operating mechanism. the flow is controlled by the lifting of the diaphragm from or compressing it against an integral seat. for packless diaphragm valves which utilize a diaphragm as packing and a disk to control the flow, see valve, y.

3110-14-426-8879 3110144268879 144268879 is a cylindrical device in which the inner cone or outer cup turns upon a single or double row of tapered hardened rollers which roll easily in a race, thus minimizing friction and designed to carry a radial load and capable of sustaining axial thrust. excludes bearing, roller, thrust.