The Hatch,restraint, cataloged under National Stock Number 2040-01-305-0618, is classified within Federal Supply Class 2040 (Marine Hardware and Hull Items) of the Ship and Marine Equipment group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Hatch,restraint |
| FSC / FSG | 2040 — Marine Hardware and Hull Items (FSG 20) |
| Manufacturers | Lockheed Martin Corporation Div Rotary and Mission Systems (CAGE 38597); Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms) (CAGE 563J1); Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (CAGE 8X044); Mfi Corp (CAGE 0FB84) |
| Parameter | Value |
|---|---|
| NSN | 2040-01-305-0618 |
| Primary Part Number | 5223513-9 |
| Item Name | Hatch,restraint |
| FSC / FSG | 2040 / 20 — Marine Hardware and Hull Items |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 5223513-9 PRIMARY | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| 5223513-9 | Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms) (USA) |
| 5223513-9 | Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company (USA) |
| 5223513-9 | Mfi Corp (USA) |
| Reference | Meaning |
|---|---|
| 10500821 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 5223513-9 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 2040-01-305-0618 is a Hatch,restraint, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 2040, Marine Hardware and Hull Items. Status: active.
NSN 2040-01-305-0618 has 4 manufacturer part numbers on file: 5223513-9 (Lockheed Martin Corporation Div Rotary and Mission Systems), 5223513-9 (Lockheed Martin Corporation Dba Lockheed Martin Div Rotary and Mission Systems (rms)), 5223513-9 (Derco Aerospace, Inc. Dba Derco Aerospace, Inc. a Lockheed Martin Company), 5223513-9 (Mfi Corp).
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.