PUMP, RECIPROCATING, NSN# 4320012622626FW, PN# UA538823-4

Description: DLA Aviation at Oklahoma City seeks a replacement reciprocating pump for the U.S. Air Force B-2 radar cooling package. The estimated purchase is 9 pumps, with a minimum quantity of 2 and a maximum of 14; the notice says the government does not own the manufacturing data rights and proposes limited-source negotiation. The pump circulates coolant in the radar cooling package, and responses are due November 3, 2026, at noon EST.