Te Connectivity Bth3-25-19-1-B-Se.
BACKSHELL, SIZE 25, 90DEG, ALUM ALLOY; Accessory Type:Band Strap Backshell; For Use With:MIL-DTL-38999 Series III & IV Circular Connectors; Connector Shell Size:25; Cable Exit Angle:90°; Connector Body Material:Aluminium Alloy Body