4730-00-246-5461 (WWP501)
NSN 4730-00-246-5461 (NIIN 00-246-5461) is a pipe tee in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, And Railing Fittings — a fitting having three connections with the branch connection fixed at 90 degrees (1.5705 radians) to the run. Manufacturer part number WWP501 (Federal Specifications Promulgated, CAGE 81348); also referenced as ANSI B16.4 (American National Standards).
Key specs: 150 psi maximum single response operating pressure; full characteristics table below. NIIN assigned January 1961; DEMIL A (none required); unit of issue EA (each), $13.96 gov standard price; export Schedule B 7307.99.2000; ships at 2.48 lb / 0.0417 cu ft. Supersedes 4730-00-289-2694 (1969), 4730-00-278-5191 (1963).