This unit is a Amphenol Corporation (AMP) D38999/20WF35PN Circular Mil-Spec Connector

MIL-DTL-38999 Series III, Wall Mount Receptacle, 66 Crimp Pin, Threaded 19-35
***MPN D38999/20WF35PN
***OEM Amphenol Corporation (AMP)
***SKU*** 24174

This unit is a Matrix D38999/26FG16SN Connector.
***MPN D38999/26FG16SN
***OEM Matrix
***SKU*** 24173

This unit is a Sunbank S671-22-150 Connector.
***MPN S671-22-150
***OEM Sunbank
***SKU*** 24172

This unit is a Burndy L22TE19P6W-A Connector.
***MPN L22TE19P6W-A
***OEM Burndy
***SKU*** 24168

This unit is a Burndy L22TE19S0W-A Connector.
***MPN L22TE19S0W-A
***OEM Burndy
***SKU*** 24167

This unit is a Deutsch 36021-19-33PW Connector.
***MPN 36021-19-33PW
***OEM Deutsch
***SKU*** 24161

This unit is a Bendix MS3057-12B Backshell.
***MPN MS3057-12B
***OEM Bendix
***SKU*** 24160

This unit is an Amphenol Corporation (AMP) 97-3106A-22-23S Connector.
***MPN 97-3106A-22-23S
***OEM Amphenol Corporation (AMP)
***SKU*** 24159

This unit is a Bendix JTP02RE-22-35P Connector

Circular Connector, MIL-C-38999 Series II, Receptacle, 100 Pin, Crimp, Panel Mount
***MPN JTP02RE-22-35P
***OEM Bendix
***SKU*** 24154

This unit is an ITT Cannon MS3102A20-29S Mil Spec Connector.
***MPN MS3102A20-29S
***OEM ITT Cannon
***SKU*** 24153

This unit is an Aero D38999/24FJ61PN Connector.
***MPN D38999/24FJ61PN
***OEM Aero
***SKU*** 24152