J599-20WH35SA Circular Military Connector
Product Overview
The J599-20WH35SA is a high-reliability circular connector designed in accordance with GJB599B (MIL-DTL-38999 Series III) standards. It features a triple-start threaded coupling with an anti-decoupling mechanism, providing secure electrical connections in harsh military, aerospace, marine, and industrial environments.
This connector offers high contact density, excellent EMI shielding, removable crimp contacts, and outstanding resistance to vibration, shock, moisture, dust, and extreme temperatures.
Key Features
- Compliant with GJB599B / MIL-DTL-38999 Series III
- Triple-start threaded quick coupling
- High-density contact arrangement
- Excellent EMI/RFI shielding
- Removable crimp contacts
- Anti-misalignment keying
- High vibration and shock resistance
- Environmental sealing for harsh conditions
- Supports fiber optic, coaxial, and shielded contacts
- Aluminum alloy shell with cadmium plating (W Type)
Applications
- Military systems
- Aerospace equipment
- Defense electronics
- Naval systems
- Ground vehicles
- Radar systems
- Industrial automation
- Harsh-environment signal transmission
Technical Specifications
| Specification | Value |
|---|---|
| Model | J599-20WH35SA |
| Standard | GJB599B / MIL-DTL-38999 Series III |
| Contact Arrangement | 100 Contacts |
| Contact Type | Pin |
| Shell Material | Aluminum Alloy |
| Surface Finish | W Type Cadmium Plating |
| Contact Material | Gold-Plated Copper Alloy |
| Termination | Crimp |
| Mechanical Life | ≥500 Mating Cycles |
| Insulation Resistance | ≥5000 MΩ |
| Operating Temperature | -65°C to +175°C |
| EMI Shielding | Up to 85 dB |
| Environmental Protection | Moisture, Dust, Sand, Fuel & Solvent Resistant |
Performance Highlights
- High-temperature vibration resistance
- 300 g shock resistance
- Excellent corrosion protection
- Secure threaded locking mechanism
- Reliable electrical performance in extreme environments
- Suitable for mission-critical applications






