The Mk 21 Assembly, cataloged under National Stock Number 3950-01-567-7185, is classified within Federal Supply Class 3950 (Winches, Hoists, Cranes, and Derricks) of the Materials Handling Equipment group. The manufacturer of record is United States Department of the Navy Dba Naval Surface Warfare Center Panama City. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Mk 21 Assembly |
| FSC / FSG | 3950 — Winches, Hoists, Cranes, and Derricks (FSG 39) |
| Manufacturers | United States Department of the Navy Dba Naval Surface Warfare Center Panama City (CAGE 07070) |
| Parameter | Value |
|---|---|
| NSN | 3950-01-567-7185 |
| Primary Part Number | 38276-1 |
| Item Name | Mk 21 Assembly |
| FSC / FSG | 3950 / 39 — Winches, Hoists, Cranes, and Derricks |
| Manufacturer | United States Department of the Navy Dba Naval Surface Warfare Center Panama City |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 38276-1 PRIMARY | United States Department of the Navy Dba Naval Surface Warfare Center Panama City (USA) |
| Reference | Meaning |
|---|---|
| 308459-1 | 5/1 Secondary reference Lockheed Martin Sippican, Inc. Div Lockheed Martin Marion |
NSN 3950-01-567-7185 is a Mk 21 Assembly, manufactured by United States Department of the Navy Dba Naval Surface Warfare Center Panama City, classified under FSC 3950, Winches, Hoists, Cranes, and Derricks. Status: active.
NSN 3950-01-567-7185 has 1 manufacturer part number on file: 38276-1 (United States Department of the Navy Dba Naval Surface Warfare Center Panama City).
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 3950-01-567-7185 has DEMIL Code D. 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.