The Controller, cataloged under National Stock Number 2030-01-203-5033, is classified within Federal Supply Class 2030 (Deck Machinery) of the Ship and Marine Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rms. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Controller |
| FSC / FSG | 2030 — Deck Machinery (FSG 20) |
| Manufacturers | Lockheed Martin Corporation Div Rms (CAGE 03538) |
| Parameter | Value |
|---|---|
| NSN | 2030-01-203-5033 |
| Primary Part Number | 0421E0005-62-521 |
| Item Name | Controller |
| FSC / FSG | 2030 / 20 — Deck Machinery |
| Manufacturer | Lockheed Martin Corporation Div Rms |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 0421E0005-62-521 | Lockheed Martin Corporation Div Rms (USA) |
| Reference | Meaning |
|---|---|
| 62-521 | 3/2 Design control — primary reference U.S. Government activity |
| 0421E0005-62-521 | 5/9 Secondary reference Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems |
NSN 2030-01-203-5033 is a Controller, manufactured by Lockheed Martin Corporation Div Rms, classified under FSC 2030, Deck Machinery. Status: active.
NSN 2030-01-203-5033 has 1 manufacturer part number on file: 0421E0005-62-521 (Lockheed Martin Corporation Div Rms).
3 possible matches (shared part number, not a government interchangeability claim): 5310-01-212-6145, 3040-01-215-1707, 1680-01-592-5632. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 2030-01-203-5033 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.