The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-545-2248, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Naval Inventory Control Point Mechanicsburg (CAGE 03950); Stiefelmayer, C. Gmbh & Co. Kg (CAGE D9337) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-545-2248 |
| Primary Part Number | 280912-0005 ITEM 4L1 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | S |
| Part Number | Manufacturer |
|---|---|
| 280912-0005 ITEM 4L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 236461-0002L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 280912-1005-4L1 | Stiefelmayer, C. Gmbh & Co. Kg (DEU) |
| 280912-1005 IT 4L1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 280912-1005 IT 4 | 5/1 Secondary reference U.S. Government activity |
| 280912-0005 ITEM 4 | 5/1 Secondary reference U.S. Government activity |
| 280912-1005-4 | 5/2 Secondary reference U.S. Government activity |
| 236461-0002 | 3/1 Design control — primary reference U.S. Government activity |
NSN 4820-01-545-2248 is a Valve,regulating,fluid Pressure, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-545-2248 has 4 manufacturer part numbers on file: 280912-0005 ITEM 4L1 (Naval Inventory Control Point Mechanicsburg), 236461-0002L1 (Naval Inventory Control Point Mechanicsburg), 280912-1005-4L1 (Stiefelmayer, C. Gmbh & Co. Kg), 280912-1005 IT 4L1 (Naval Inventory Control Point Mechanicsburg).
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 4820-01-545-2248 has DEMIL Code B. 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.