The Line,radio Frequency Transmissio, cataloged under National Stock Number 5985-01-031-1978, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-01-031-1978 |
| Primary Part Number | 1571340 |
| Item Name | Line,radio Frequency Transmissio |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Insulation Spacer Shape | ROUND |
| Conductor Quantity | 1 |
| Outside Diameter | 0.141 INCHES NOMINAL IN |
| Material Document and Classification | WW-T-799,CLASS 3,ANNEALED FED SPEC SINGLE MATERIAL RESPONSE |
| Accommodated Conductor Type | COAXIAL |
| Characteristic Impedance in Ohms | 50.0 |
| Capacitance in Picofarads Per Unit Length | 29.5 PER FOOT |
| Surface Treatment | TIN ALL CONDUCTORS |
| Material | COPPER ALLOY |
| Conductor Size | 19 AWG |
| Insulation Spacer Outside Diameter | 0.116 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1571340 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
NSN 5985-01-031-1978 is a Line,radio Frequency Transmissio, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-031-1978 has 1 manufacturer part number on file: 1571340 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 1571340: Insulation Spacer Shape: ROUND; Overall Length: 3.368 INCHES IN; Conductor Quantity: 1; Outside Diameter: 0.141 INCHES NOMINAL IN. 11 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.
NSN 5985-01-031-1978 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.