318EIA-HCA400-019
3-1/8" EIA Connector for 4" Coaxial Cable, Gas stop/ Gas pass,O-Ring Sealing
Rev : A | Rev date : 15 Nov 2025
Radio Frequency Systems line of high-performance HELIFLEX® coaxial cable connectors are characterized by excellent gas tightness and extremely low losses. HELIFLEX® connectors can be installed with basic hand tools. Tab flange of outer connection and use of o-ring sealing simplifies installation of the connector.
RFS connectors are fully tested for mechanical and electrical compliance to specifications.
HELIFLEX® connectors have excellent electrical values and provide outstanding performance for the most demanding applications. The RFS connector design provides maximum sealing integrity and gas tightness.
RFS connectors are fully tested for mechanical and electrical compliance to specifications.
HELIFLEX® connectors have excellent electrical values and provide outstanding performance for the most demanding applications. The RFS connector design provides maximum sealing integrity and gas tightness.
Feature / Benefits
- Easy installation utilizing only basic hand tools.
- Tab flare of outer contact attachment means quick and simple installation.
- No need for sealing compound. The connector is ready for pressurization immediately after installed to the cable.
- Excellent gas tightness. Overpressure for increased voltage handling is maintained throughout the system.
- Outstanding VSWR performance improves overall system performance.
- Totally waterproof, assures safe, long term operation in the harshest of environments.
- RoHS (EU) and CRoHS (China) compliant, can be used on a global basis.
Technical features
General Specifications
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Mechanical Specifications
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Electrical Specifications
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External Document Links |
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Notes |
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1) The connector is converted to gas pass by drilling through the pilot hole in the insulator.
2) Connector does not include an inner connector.
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PDF Datasheet
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