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| PartNumber | D38999/26WH53SA-LC | D38999/26WH53SA | D38999/26WH53SB |
| Description | Circular MIL Spec Connector DTS 53C 53#20 SK | Circular MIL Spec Connector 53P Sz 23 Sckt Plug Straight | Circular MIL Spec Connector 53P Sz 23 Sckt Plug Straight |
| Manufacturer | TE Connectivity | Amphenol | ITT Cannon, LLC |
| Product Category | Circular MIL Spec Connector | Circular MIL Spec Connector | Circular Connectors |
| RoHS | N | N | - |
| Number of Positions | 53 Position | 53 Position | 53 |
| Insert Arrangement | 23-53 | 23 - 53 | - |
| Contact Gender | Without Socket Contacts | Socket (Female) | - |
| MIL Type | MIL-DTL-38999 III | MIL-DTL-38999 III | - |
| Product | Plugs | Plugs | - |
| Shell Size | 23 | 23 | - |
| Shell Style | In-Line | Straight | - |
| Mounting Style | Wire | Free Hanging | - |
| Termination Style | - | Crimp | - |
| Current Rating | 7.5 A | 7.5 A | - |
| Contact Plating | - | Gold | - |
| Contact Material | - | Copper Alloy | - |
| Series | D38999 Series III | D38999 III | Military, MIL-DTL-38999 Series III, KJA |
| Mounting Angle | Straight | Straight | - |
| Brand | TE Connectivity / DEUTSCH | Amphenol Aerospace | - |
| Shell Plating | Olive Drab Chromate over Cadmium | Olive Drab Cadmium | - |
| Mating Style | Self Locking | Self Locking | - |
| Product Type | Circular MIL Spec Connector | Circular MIL Spec Connector | - |
| Shell Material | Aluminum | Aluminum | - |
| Factory Pack Quantity | 1 | 1 | - |
| Subcategory | Circular Connectors | Circular Connectors | - |
| Tradename | D38999 | 38999 | - |
| Unit Weight | 0.035274 oz | - | - |
| Voltage Rating | - | 850 V | - |
| Qualification | - | EREL | - |
| Part # Aliases | - | 88-552048-53H | - |
| Packaging | - | - | Bulk |
| Termination | - | - | Crimp |
| Mounting Type | - | - | Free Hanging (In-Line) |
| Features | - | - | Shielded |
| Ingress Protection | - | - | Environment Resistant |
| Connector Type | - | - | Plug, Female Sockets |
| Orientation | - | - | B |
| Contact Finish | - | - | Gold |
| Shell Size Insert | - | - | 23-53 |
| Fastening Type | - | - | Threaded |
| Shell Size MIL | - | - | H |
| Shell Material Finish | - | - | Aluminum Alloy, Olive Drab Cadmium Plated |