The Line Section,radio Frequency Tra, cataloged under National Stock Number 5985-01-389-3077, is classified within Federal Supply Class 5985 (Antennas, Waveguides, and Related Equipment) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-389-3077 |
| Primary Part Number | 168397 |
| Item Name | Line Section,radio Frequency Tra |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Precious Material | SILVER |
| Impedance Rating in Ohms | 49.0 MINIMUM AND 51.0 MAXIMUM |
| Precious Material and Location | INNER SURFACES SILVER |
| Frequency Rating | 400.0 MEGAHERTZ MINIMUM AND 450.0 MEGAHERTZ MAXIMUM |
| Material | COPPER ALLOY AND STEEL CORROSION RESISTING |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 168397 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| 30-318-50H | Rfs Technologies, Inc. (USA) |
| 301-075-18IN | Myat, Inc. Dba Myat Inc (USA) |
| Reference | Meaning |
|---|---|
| 30-318-50H | 5/9 Secondary reference Radio Frequency Systems Inc |
NSN 5985-01-389-3077 is a Line Section,radio Frequency Tra, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-389-3077 has 3 manufacturer part numbers on file: 168397 (Northrop Grumman Systems Corporation), 30-318-50H (Rfs Technologies, Inc.), 301-075-18IN (Myat, Inc. Dba Myat Inc).
Key specifications for 168397: Precious Material: SILVER; Overall Length: 18.000 INCHES NOMINAL IN; Impedance Rating in Ohms: 49.0 MINIMUM AND 51.0 MAXIMUM; Special Features: PEAK POWER 2 MEGAWATTS; FLEXIBLE; INNER CONDUCTOR SILVER PLATED; PRESSURIZED TO 20 PSIG. 5 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.