The government plans a competitive follow-on firm-fixed-price, requirements-type contract to repair Altitude Computers for the KC-135 and B-52 weapon systems. The contract is expected to consist of a 5-year basic period with one 5-year option, with an estimated award date of August 2027. The items include NSNs 6610-01-255-1433 / PN 31103-A 1 A, 6610-00-121-4679 / PN 31103-A 1, and 6610-00-121-4680 / PN 31103-B 14. These Altitude Computers provide altitude reporting data in both analog and binary code, with a BEQ of 230.