4730-00-287-1651 (ASAB16-9ASAB36-10SCHEDULE40)
NSN 4730-00-287-1651 (NIIN 00-287-1651) is a pipe elbow in Federal Supply Class 4730, Hose, Pipe, Tube, Lubrication, And Railing Fittings — a fitting that forms an angle of less than 180 degrees (3.141 radians) from the straight flow. Manufacturer part number ASAB16-9ASAB36-10SCHEDULE40 (American National Standards, CAGE 80204); also referenced as ASME B16.9 (The American Society Of Mechanical); 8IN90DELRSWE ASTM A106-52TGRA940 (Ati Ladish LLC); 1 (Tube Turns Technologies Inc); B16-9 (American National Standards).
Key specs: 424 psi maximum single response operating pressure; full characteristics table below. NIIN assigned January 1963; DEMIL A (none required); unit of issue EA (each), $84.06 gov standard price; export Schedule B 7307.22.5000; ships at 53 lb / 1.467 cu ft. Supersedes 4730-00-822-0109 (1980), 4730-00-481-1574 (2023), 4730-00-529-5080 (1969).