Special Features:

Xno. 4-40unc, 2 places extender knurled; f threaded transition adapter; backshell length: 1.625 inch; backshell width: 1.691 inch; backshell height: 0.624 inch max; color: olive drab over cad plate over electroless nickel (500 hr salt spray)

Properties:

An item designed to couple or join two different types or sizes of conduits, and/or to be inserted in the opening of a conduit outlet or box to accommodate a conduit of a larger or smaller size; or it may be designed with internal thread on one end for mating with an electrical connector and an external thread on the other end for mating with a conduit coupling nut; or to establish necessary mechanical accommodations between an electrical conduit, conduit assembly and an electrical connector. Excludes reducing washer, knockout and box connector, electrical. See also adapter, cable to connector; and chase nipple, conduit.