The Mast, cataloged under National Stock Number 5985-01-722-4191, 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 Marathonnorco Aerospace, Inc.. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Mast |
| FSC / FSG | 5985 — Antennas, Waveguides, and Related Equipment (FSG 59) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711); Marathonnorco Aerospace, Inc. (CAGE 08844) |
| Parameter | Value |
|---|---|
| NSN | 5985-01-722-4191 |
| Primary Part Number | TWL3488-1 |
| Item Name | Mast |
| FSC / FSG | 5985 / 59 — Antennas, Waveguides, and Related Equipment |
| Manufacturer | Marathonnorco Aerospace, Inc. |
| Status | ACTIVE |
| 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 |
|---|---|
| 612-7066675-9 | Naval Sea Systems Command (USA) |
| TWL3488-1 PRIMARY | Marathonnorco Aerospace, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 211093673 | 5/2 Secondary reference U.S. Government activity |
| 7066675 | D/9 Drawing number reference only Naval Sea Systems Command |
| H531-0702-9 | 5/2 Secondary reference U.S. Government activity |
NSN 5985-01-722-4191 is a Mast, manufactured by Marathonnorco Aerospace, Inc., classified under FSC 5985, Antennas, Waveguides, and Related Equipment. Status: active.
NSN 5985-01-722-4191 has 2 manufacturer part numbers on file: 612-7066675-9 (Naval Sea Systems Command), TWL3488-1 (Marathonnorco Aerospace, Inc.).
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.