The Regulator,breathing Gas Pressure, cataloged under National Stock Number 4220-00-367-7062, is classified within Federal Supply Class 4220 (Marine Lifesaving and Diving Equipment) of the Fire Fighting, Rescue, and Safety Equipment group. The manufacturer of record is Poseidon Diving Systems Aktiebolag. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-00-367-7062 |
| Primary Part Number | 3950-80 |
| Item Name | Regulator,breathing Gas Pressure |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Manufacturer | Poseidon Diving Systems Aktiebolag |
| Status | ACTIVE |
| Installation Design | PORTABLE |
| 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 |
|---|---|
| 3950-80 | Poseidon Diving Systems Aktiebolag (SWE) |
| Reference | Meaning |
|---|---|
| 3950-80 | 5/9 Secondary reference Poseidon Industri Ab |
| 1908 | 3/9 Design control — primary reference Poseidon Industri Ab |
| CS300 | 5/9 Secondary reference Parkway Group the |
| 3950-80 | 5/9 Secondary reference Poseidon Diving Systems Ab |
NSN 4220-00-367-7062 is a Regulator,breathing Gas Pressure, manufactured by Poseidon Diving Systems Aktiebolag, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
NSN 4220-00-367-7062 has 1 manufacturer part number on file: 3950-80 (Poseidon Diving Systems Aktiebolag).
2 possible matches (shared part number, not a government interchangeability claim): 5130-01-535-8043, 5985-01-549-0056. Verify interchangeability with system specifications before substitution.
Key specifications for 3950-80: Special Features: FIRST STAGE VALVE WITH ANTIFREEZE CAP PROTECTION FOR DEEP DIVES 130 FT. INEXTREMELY COLD CLIMATES; FITS ALL U.S. ANDFOREIGN TANKS; STANDARD DETATCHABLEYOKE; PRESSURE UP TO 4500 PSI; SECOND STAGE VALVE CONNECTS TO FACE MASK; PURGE BUTTON CONTROLS AIR INTAKE; HOSE LENGTH 25IN. IN; Installation Design: PORTABLE. 1 specification is documented in the U.S. Government catalog.
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.