The Gage,pressure,dial Indicating, cataloged under National Stock Number 4220-01-648-1269, 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 Draeger Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4220-01-648-1269 |
| Primary Part Number | 4056955 OXYGEN CLEAN |
| Item Name | Gage,pressure,dial Indicating |
| FSC / FSG | 4220 / 42 — Marine Lifesaving and Diving Equipment |
| Manufacturer | Draeger Inc |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | CLEANING, PACKAGING, AND MARKING IAW MIL-STD-1330D |
| 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 |
|---|---|
| 4056955 OXYGEN CLEAN | Draeger Inc (USA) |
| 4056955CP | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 4056955 OXYGEN CLEANCP | 3/1 Design control — primary reference Naval Inventory Control Point Mechanicsburg |
| 4056955 OXYGEN CLEAN | 5/9 Secondary reference Draeger Safety, Inc. |
| 4056955 | 5/9 Secondary reference Draeger Safety, Inc. |
NSN 4220-01-648-1269 is a Gage,pressure,dial Indicating, manufactured by Draeger Inc, classified under FSC 4220, Marine Lifesaving and Diving Equipment. Status: active.
NSN 4220-01-648-1269 has 2 manufacturer part numbers on file: 4056955 OXYGEN CLEAN (Draeger Inc), 4056955CP (Naval Inventory Control Point Mechanicsburg).
Key specifications for 4056955 OXYGEN CLEAN: Criticality Code Justification: ZZZY; Special Features: NHA - FLEX GAUGE KIT; Part Name Assigned by Controlling Agency: GAUGE LINE FLEXIBLE; End Item Identification: MK25 MOD2 UBA. 2 specifications are 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.