RG-400 coaxial cable is manufactured for high temperature, high performance, and low noise applications which meet MIL-C-17 specifications. The RG-400 coaxial cable has a silver-plated, stranded copper conductor and two braided shields.
- Ideal for high performance and high temperature applications
- Meets MIL-C-17 specifications
Product Codes | |
|---|---|
| Mfr Part No: | M17/128-RG400 |
| MIL SPEC: | MIL-C-17/128G"" |
| ECCN: | EAR99 |
| MIL SPEC: | MIL-C-17/128G"" |
| SCHEDULE B CODE: | 8544110050 |
| UL: | MIL-DTL-17 REVH/UL1971 |
Center Conductor: 0.0384 in (19/0.008 in)Dielectric: 0.116 in PTFEShield: SPC (2)Jacket: FEPOverall Diameter: 0.195 inMinimum Recommended Bend Radius: 1 inOperating Temperature: -55°C to 200°CWeight: 50 lb/MFTElectrical Characteristics:Impedance: 50Ω ±2ΩCapacitance: 29.4 pF/ftMaximum Voltage: 1900VAttenuation (typical): 4.3 dB/100 ft (4.5 dB/100 ft, maximum) @ 100 MHz 8.6 dB/100 ft (10.5 dB/100 ft, maximum) @ 400 MHz 14.1 dB/100 ft (18.1 dB/100 ft, maximum) @ 1 GHz 22.6 dB/100 ft (30.2 dB/100 ft, maximum) @ 2.4 GHz 35.6 dB/100 ft (52.1 dB/100 ft, maximum) @ 5 GHz 61.6 dB/100 ft (78.0 dB/100 ft, maximum) @ 10 GHzMaximum Frequency: 12.4 GHz
- Stock: Warehouse
- Manufacturer Part #: M17/128-RG400
Aircraft Fitment Finder
Returns & refund summary
- 30-day return window — with prior return authorization, unopened in original packaging.
- Restocking fee: 20% on unopened items, 30% on open-box items.
- Refund processing fee: 5.51% applies to all refunds (returns, cancellations, core-fee refunds) regardless of reason.
- Return shipping: paid by buyer.
- Non-returnable categories: installed/used parts, special-order or rebuilt items, programmed items (incl. ELTs), batteries, AOG-priority orders, international orders.
Full terms: Return Policy.
Authenticity & authorization
All parts sold by American Aviation Parts are genuine factory products sourced through authorized distribution channels. Our authorization status varies by brand — for some brands we are a direct authorized dealer; for others we are an independent reseller through authorized distribution. Either way, the part you receive is the same factory product, with standard documentation available on request.
See our full Manufacturer Authorizations page for the current per-brand status.
Need traceability paperwork?
If your installation requires FAA Form 8130-3, manufacturer Certificate of Conformance, or other traceability documentation, please call 1-877-722-8727 or email [email protected] before placing the order so we can confirm what is available for this part.
Shipping
Standard ground, expedited, and AOG shipping options are available at checkout. Full shipping-cost tiers and timelines are published on our Delivery Information page.
