5975-00-855-7058 (ANSI)
NSN 5975-00-855-7058 (NIIN 00-855-7058) is a rigid metal conduit in Federal Supply Class 5975, Electrical Hardware And Supplies — a conduit of one-piece tubular construction, designed as thin wall type (emt) and thick wall type. Manufacturer part number ANSI; also referenced as UL-6 (Underwriters Laboratories Inc); ANSI UL6 (Underwriters Laboratories Inc); WWC540 (Federal Specifications Promulgated).
NIIN assigned January 1962; DEMIL A (none required); unit of issue LG (length); export Schedule B 8543.90.9000.