J599-33F-21 D38999 Series III Circular Connector Plug Socket Protective Seal Cover Accessory
Product Details
J599-33F-21 Connector Sealing Cover is a connector protection accessory developed for J599 series circular connector interfaces. It is mainly applied to protect the receptacle side when the connector is in an unmated condition. By covering the open interface, it helps reduce the risk of dust, moisture, oil stains, sand, and other external particles entering the connector mating area.
This sealing cover is designed to protect important interface areas such as the threaded section, sealing surface, and internal contact cavity during storage, transportation, installation, inspection, and maintenance. The metal housing provides dependable mechanical protection against external impact and daily handling, while the internal sealing pad helps improve the sealing effect and supports long-term interface stability.
The knurled outer surface makes the cover easy to grip, tighten, and remove by hand, even during routine equipment maintenance. The attached stainless steel safety wire is used to keep the cover connected to the equipment or connector area, helping prevent loss during repeated connection and disconnection operations.
For J599-33F-21, the standard surface finish is F Class electroless nickel plating, which provides good corrosion resistance, wear resistance, surface durability, and electrical conductivity.
Available finish options for this series include:
- W Class: Green protective plating
- F Class: Electroless nickel plating
- K Class: Passivated stainless steel
This product is suitable for industrial equipment, communication systems, automation devices, testing instruments, vehicle electronic systems, control equipment, and other connector protection applications that require stable sealing performance and reliable interface protection.
| Shell Number | 09 | 11 | 13 | 15 | 17 | 19 | 21 | 23 | 25 |
|---|---|---|---|---|---|---|---|---|---|
| A | 22.5 | 26.5 | 29.5 | 32.5 | 36 | 38.4 | 41.7 | 44.4 | 48.3 |
| B min | 12.92 | 17.78 | 19.27 | 22.6 | 25.62 | 28.95 | 31.97 | 34.03 | 38.32 |
| C | 22.5 | 26.5 | 29.5 | 32.5 | 36 | 38.4 | 41.7 | 44.4 | 48.3 |
| D min | 17.78 | 21.33 | 25.62 | 28.95 | 31.97 | 35.3 | 38.32 | 41.65 | 44.45 |
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CGood waterproof performance, reliable use in humid and wet working scenes.
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NStrong vibration resistance, keeps steady connection during mechanical operation.
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VMulti-core design satisfies various power and signal connection demands of industrial equipment.
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