MS27468T15F19P-LC vs D38999/26MH55JA-LC
| Part Number |
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| Category | Circular Connectors - Housings | Circular Connectors - Housings |
| Manufacturer | Amphenol Aerospace Operations | TE Connectivity Deutsch Connectors |
| Description | CONN RCPT HSNG MALE 19POS PNL MT | CONN PLUG HSG FMALE 55POS INLINE |
| Package | - | - |
| Series | Military, MIL-DTL-38999 Series I, LJT | Military, MIL-DTL-38999 Series III, ACT |
| Type | For Male Pins | For Female Sockets |
| Mounting Type | Panel Mount | Free Hanging (In-Line) |
| Ingress Protection | Environment Resistant | Environment Resistant |
| Orientation | N (Normal) | A |
| Number of Positions | 19 | 55 |
| Mounting Feature | Bulkhead - Front Side Nut | - |
| Connector Type | Receptacle Housing | Plug Housing |
| Shielding | Unshielded | Shielded |
| Contact Type | Crimp | Crimp |
| Shell Size - Insert | 15-19 | 23-55 |
| Fastening Type | Bayonet Lock | Threaded |
| Contact Size | 20 | 20 |
| Shell Material | Aluminum Alloy | Composite |
| Housing Color | Silver | Silver |
| Shell Finish | Electroless Nickel | Electroless Nickel |
| Features | - | Coupling Nut |
| Shell Size, MIL | - | H |
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1. Does the circular connector housing support waterproof function?
Yes, many circular connector housings have waterproof features, especially IP67 or IP68 rated housings, suitable for use in humid or outdoor environments.
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2. What is a quick disconnect housing?
Quick disconnect housing is a type of housing designed for quick connection and disconnection, typically used in applications that require frequent plugging or quick maintenance, such as military, aviation, and industrial automation fields.
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3. How to choose the cable entry for the circular connector housing?
The size of the cable entry for the casing should be selected based on the diameter of the cable used, ensuring that the cable can be tightly clamped after passing through the entry to prevent tension from affecting the internal connection points of the connector.
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4. Which applications require high shielding performance enclosures?
High shielding performance enclosures are mainly used for applications that prevent electromagnetic interference, such as communication equipment, radar systems, industrial control systems, and medical equipment.

