The U.S. Department of the Air Force, through the Air Force Office of Public Affairs, Entertainment Liaison in Los Angeles, co-operated closely with the Stargate SG-1 producers.
Before the beginning of the series, the Air Force granted production access to the Cheyenne Mountain complex to film stock shots.
They also read every script for mistakes and provided help with plausible background stories for all characters, ribbons, uniform regulations, hair advice, plot lines and military relationships & decorum on an active military base.
The USAF flew up several T-38 Talon, F-15 and F-16 fighter jets to Vancouver for various episodes and direct-to-DVD films.
Many of the extras portraying USAF personnel were real USAF staff.

Two successive Chiefs of Staff of the Air Force, Generals Michael E. Ryan and John P. Jumper, appeared as themselves in Season 4's "Prodigy" and Season 7's "Lost City", respectively.
General Jumper's second scheduled appearance in Season 9's "The Fourth Horseman" was cancelled due to ongoing real-world conflicts in the Middle East.
The Air Force Association recognized Richard Dean Anderson at its 57th annual dinner on September 14, 2004 for his work as actor and executive producer of the show and for the show's positive depiction of the United States Air Force.

Several scenes of Season 4's "Small Victories" were filmed aboard and outside a decommissioned Russian Foxtrot-class submarine, which had been brought from Vladivostok to Vancouver by a private owner.
The United States Navy invited the cast and producers to film aboard the nuclear submarine USS Alexandria (SSN-757) and at their Applied Physics Laboratory Ice Station in the Arctic for the direct-to-DVD sequel Stargate: Continuum.
The U.S. Department of the Air Force, through the Air Force Office of Public Affairs, Entertainment Liaison in Los Angeles, co-operated closely with the Stargate SG-1 producers. Before the beginning of the series, the Air Force granted production access to the Cheyenne Mountain complex to film stock shots. They also read every script for mistakes and provided help with plausible background stories for all characters, ribbons, uniform regulations, hair advice, plot lines and military relationships & decorum on an active military base. The USAF flew up several T-38 Talon, F-15 and F-16 fighter jets to Vancouver for various episodes and direct-to-DVD films. Many of the extras portraying USAF personnel were real USAF staff.
Two successive Chiefs of Staff of the Air Force, Generals Michael E. Ryan and John P. Jumper, appeared as themselves in Season 4's "Prodigy" and Season 7's "Lost City", respectively. General Jumper's second scheduled appearance in Season 9's "The Fourth Horseman" was cancelled due to ongoing real-world conflicts in the Middle East. The Air Force Association recognized Richard Dean Anderson at its 57th annual dinner on September 14, 2004 for his work as actor and executive producer of the show and for the show's positive depiction of the United States Air Force.
Several scenes of Season 4's "Small Victories" were filmed aboard and outside a decommissioned Russian Foxtrot-class submarine, which had been brought from Vladivostok to Vancouver by a private owner. The United States Navy invited the cast and producers to film aboard the nuclear submarine USS Alexandria (SSN-757) and at their Applied Physics Laboratory Ice Station in the Arctic for the direct-to-DVD sequel Stargate: Continuum.
Stargate SG-1