Mast AB-577/GRC consists of eight tubular sections contained in a mast carrier section carrier and a launcher device. When assembled, the mast provides a 48-foot mounting for Antenna AT-903/GRC.
- OPERATOR AND ORGANIZATIONAL MAINTENANCE MANUAL INCLUDING REPAIR PARTS LIST
- MAST AB-577/GRC AND EXTENSION KIT,
- MAST MK-806/GRC
- June 1967