The Gauge,0 4000 Psi, cataloged under National Stock Number 4220-01-473-2152, 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 Naval Inventory Control Point Mechanicsburg. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-01-473-2152 |
| Primary Part Number | 25502-34B21-MCFCP |
| Item Name | Gauge,0 4000 Psi |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 25502-34B21-MCFCP | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 25502-34B21-MCF | 3/9 Design control — primary reference 3d Instruments, Lp Dba Sierra Precision |
NSN 4220-01-473-2152 is a Gauge,0 4000 Psi, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
NSN 4220-01-473-2152 has 1 manufacturer part number on file: 25502-34B21-MCFCP (Naval Inventory Control Point Mechanicsburg).
Key specifications for 25502-34B21-MCFCP: Criticality Code Justification: FEAT; Special Features: CLEANING AND PACKAGING PER MIL-STD-1330D; End Item Identification: MIXED GAS CONTROL CONSOLE, FADS III. 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.