The Tuner,transmission Line, cataloged under National Stock Number 5985-00-115-7780, 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 General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5985-00-115-7780 |
| Primary Part Number | 89-720417-1 |
| Item Name | Tuner,transmission Line |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems |
| Status | ACTIVE |
| Functional Description | 24 TRANSMISSION LINE TUNERS MOUNTED ON A COMMON MOUNT,USED TO AJUST ELECTRICAL LENGTH OF ANTENNA FEED CABLES TO COMPENSATE FOR SEASONAL VARIATIONS IN TEMPERATURE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL C — Remove/Demil Key Points |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 89-720417-1 PRIMARY | General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems (USA) |
| Reference | Meaning |
|---|---|
| TN-411/FLR-9 | 5/1 Secondary reference U.S. Government activity |
NSN 5985-00-115-7780 is a Tuner,transmission Line, manufactured by General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems, classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-00-115-7780 has 1 manufacturer part number on file: 89-720417-1 (General Dynamics Advanced Information Systems Inc. Dba General Dynamics Advanced Information Systems).
Key specifications for 89-720417-1: Functional Description: 24 TRANSMISSION LINE TUNERS MOUNTED ON A COMMON MOUNT,USED TO AJUST ELECTRICAL LENGTH OF ANTENNA FEED CABLES TO COMPENSATE FOR SEASONAL VARIATIONS IN TEMPERATURE; End Item Identification: AN/FLR-9. 1 specification is 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 5985-00-115-7780 has DEMIL Code C. 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.