5920-00-548-5437 (BA106440(0H))
NSN 5920-00-548-5437 (NIIN 00-548-5437) is a telephone protector block in Federal Supply Class 5920, Fuses, Arrestors, Absorbers, And Protectors — an item designed to be used with other similar items in an electrical circuit to form an open-space cut-out for protection against high potentials. Manufacturer part number the referenced part number; also referenced as BA106440 (Lucent Technologies IncCorporate); 7601932 (Combat Capabilities Development); BA-106440OH (American Telephone And Telegraph Co).
NIIN assigned January 1963; DEMIL A (none required); export Schedule B 8535.40.0000.