The Regulator,breathing Gas Pressure, cataloged under National Stock Number 4220-01-331-1875, is classified within Federal Supply Class 4220 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is Kirby Morgan Dive Systems Inc. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-01-331-1875 |
| Primary Part Number | 505-069NS |
| Item Name | Regulator,breathing Gas Pressure |
| FSC / FSG | 4220 / 42 — No Item Name Available |
| Manufacturer | Kirby Morgan Dive Systems Inc |
| Status | ACTIVE |
| Pressure Gage | NOT INCLUDED |
| Flow Indicator | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 505-069 | Kirby Morgan Dive Systems Inc (USA) |
| 592-6318365 | Naval Sea Systems Command (USA) |
| 505-069NS PRIMARY | Kirby Morgan Dive Systems Inc (USA) |
| 505-035 | Kirby Morgan Dive Systems Inc (USA) |
NSN 4220-01-331-1875 is a Regulator,breathing Gas Pressure, manufactured by Kirby Morgan Dive Systems Inc, classified under FSC 4220 (No Item Name Available). Status: active.
NSN 4220-01-331-1875 has 4 cross-referenced part numbers: 505-069 (Kirby Morgan Dive Systems Inc), 592-6318365 (Naval Sea Systems Command), 505-069NS (Kirby Morgan Dive Systems Inc), 505-035 (Kirby Morgan Dive Systems Inc).
There are 2 known substitutes for 4220-01-331-1875: 4140-01-045-7768, 3040-01-294-3396. Verify interchangeability with system specifications before substitution.
Key specifications for 505-069NS: End Item Identification: MK21 MOD1 DIVING HELMET; Pressure Gage: NOT INCLUDED; Flow Indicator: NOT INCLUDED. 3 total characteristics are documented in the Federal Logistics Information System.