NAVY A-A-50555-1996
PUMPING UNITS, SEWAGE, DUPLEX, CENTIRFUGAL, AUTOMATIC WET-PIT TYPE [Superseded: NAVY MIL-P-21251 E CANC NOTICE 1, NAVY MIL-P-21251 E, NAVY MIL-P-21251 D, NAVY MIL-P-21251 C (1), NAVY MIL-P-21251 C, NAVY MIL-P-21251 B, NAVY MIL-P-21251 A]

Scope: This commercial item description covers automatic, electric-motor-driven, duplex, centrifugal, wet-pit type, sewage pumps. Capacities for each pump of the duplex unit range from 50 to 1,500 gallons per minute (gpm) (3.15 to 94.62 litershec); total dynamic heads range from 10 to 90 feet (3 048 to 27 432 mm). This commercial item description covers pumps intended for use in pumping raw sewage that carries solids fiom a sump tank or tank into a sewer at a higher level.

NAVY A-A-50555-1996PUMPING UNITS, SEWAGE, DUPLEX, CENTIRFUGAL, AUTOMATIC WET-PIT TYPE [Superseded: NAVY MIL-P-21251 E CANC NOTICE 1, NAVY MIL-P-21251 E, NAVY MIL-P-21251 D, NAVY MIL-P-21251 C (1), NAVY MIL-P-21251 C, NAVY MIL-P-21251 B, NAVY MIL-P-21251 A]