1963–1982 51st Bombardment Squadron (a/c from 73rd BS) Became 68th Air Refueling Wing in 1982 70th Bombardment Wing (Heavy), Clinton-Sherman AFB, Oklahoma Activated to replace: 4123rd Strategic Wing B-52E, 1963–1968; B-52D, 1968–1969 6th Bombardment Squadron (a/c from 98 BS) Inactivated in 1969; Clinton-Sherman AFB closed. 72nd Bombardment Wing (Heavy) Ramey AFB, Puerto Rico (1959–1971) Andersen AFB, Guam (1972–1973) B-52G, 1959–1971, 1972–1973 60th Bombardment Squadron (transferred to 43rd SW in 1971 Inactivated in 1971; Ramey AFB closed; portion transferred to US Coast Guard as AIRSTA Borinquen Provisional wing at Andersen for Linebacker I, II 1972–1973 (Vietnam War) 91st Bombardment Wing (Heavy), Glasgow AFB, Montana Activated to replace: 4141st Strategic Wing B-52D, 1963–1968 322nd Bombardment Squadron Inactivated in 1968; Glasgow AFB closed; Became 91st Strategic Missile Wing in 1968 at Minot AFB 92nd Bombardment (later Strategic Aerospace) Wing, Fairchild AFB, Washington B-52D, 1957–1971; B-52G, 1970–1986; B-52H, 1986–1994 325th Bombardment Squadron 326th Bombardment Squadron (B-52D) (Reassigned to 4141 SW in 1961) 327th Bombardment Squadron (B-52D) (Reassigned to 4170 SW in 1961) Became 92nd Air Refueling Wing in 1994 93rd Bombardment Wing (Heavy), Castle AFB, California B-52B, 1955–1965; B-52D, 1956–1958; B-52E, 1957–1958, 1967–1970; B-52F, 1958–1974; B-52G, 1966–1967, 1974–1994; B-52H, 1974–1993 328th Bombardment Squadron 329th Bombardment Squadron 330th Bombardment Squadron (1955–1963) (1998–1991) 4017th Combat Crew Training Squadron (1955–1956) Inactivated in 1995; Castle AFB closed per BRAC. 95th Bombardment Wing (Heavy), Biggs AFB, Texas B-52B, 1959–1966 334th Bombardment Squadron (1959–1966) Inactivated in 1966; Biggs AFB closed and transferred to US Army as Biggs AAF. 96th Bombardment Wing, (Heavy) Dyess AFB, Texas B-52E, 1963–1970; B-52D, 1969–1982; B-52H, 1982–1985 337th Bombardment Squadron Inactivated in 1993; Dyess AFB became B-1B base Jun 1985 97th Bombardment Wing (Heavy), Eaker AFB, Arkansas B-52G, 1960–1992 340th Bombardment Squadron Inactivated in 1992; Eaker AFB closed per BRAC; became 97th Airlift Wing at Altus AFB in 1992 99th Bombardment Wing (Heavy), Westover AFB, Massachusetts B-52C, 1956–1966; B-52B, 1958–1959; B-52D, 1957–1961, 1966–1974 346th Bombardment Squadron 347th Bombardment Squadron (Reassigned to 4047 SW in 1961) 348th Bombardment Squadron Inactivated in 1974; Westover AFB transferred to Air Force Reserve as Westover ARB. 306th Bombardment Wing (Heavy), McCoy AFB, Florida Activated to replace: 4047th Strategic Wing B-52D, 1963–1973 367th Bombardment Squadron (a/c from 347 BS) Inactivated in 1974; McCoy AFB closed. Became 306th Strategic Wing at RAF Mildenhall, UK in 1975 307th Strategic Wing, U-Tapao RTNAF, Thailand B-52D, 1973–1975 364th Bombardment Squadron (Provisional) 365th Bombardment Squadron (Provisional) Inactivated