The Rail,safety, cataloged under National Stock Number 2040-01-519-0994, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Marathonnorco Aerospace, Inc.. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Rail,safety |
| FSC / FSG | 2040 — Marine Hardware and Hull Items (FSG 20) |
| Manufacturers | Marathonnorco Aerospace, Inc. (CAGE 08844); Naval Sea Systems Command (CAGE 53711); Gk Mechanical Systems Llc (CAGE 3BU57) |
| Parameter | Value |
|---|---|
| NSN | 2040-01-519-0994 |
| Primary Part Number | A3574-1 |
| Item Name | Rail,safety |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Marathonnorco Aerospace, Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A3574-1 PRIMARY | Marathonnorco Aerospace, Inc. (USA) |
| 612-7066679-12 | Naval Sea Systems Command (USA) |
| 22-1246-01 | Gk Mechanical Systems Llc (USA) |
| Reference | Meaning |
|---|---|
| H532-0502 | D/9 Drawing number reference only U.S. Government activity |
NSN 2040-01-519-0994 is a Rail,safety, manufactured by Marathonnorco Aerospace, Inc., classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-519-0994 has 3 manufacturer part numbers on file: A3574-1 (Marathonnorco Aerospace, Inc.), 612-7066679-12 (Naval Sea Systems Command), 22-1246-01 (Gk Mechanical Systems Llc).
No hazard code in the DLA record (HMIC N). 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.