The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-314-0241, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-314-0241 |
| Primary Part Number | 3423-1001-1C1 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Inventory Control Point Mechanicsburg |
| Status | ACTIVE |
| Flow Control Device | STEM AND INTEGRAL DISK |
| Remote Actuation Method | DIAPHRAGM |
| Criticality Code Justification | ZZZY |
| Material Document and Classification | QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Material Document and Classification | QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE |
| Valve Loading Method | SPRING |
| Material | NICKEL ALLOY AND COPPER ALLOY SEAT |
| Material | NICKEL ALLOY 400 FLOW CONTROL DEVICE |
| Material | NICKEL STEM |
| Media for Which Designed | OXYGEN, GASEOUS |
| Reference Number Differentiating Characteristics | QUALITY CONTROLLED IAW NAVY LEVEL 1 ASSURANCE GUIDE,CLEANED IAW MIL-C-52211 |
| 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 |
|---|---|
| 3423-1001-1C1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 3423-0001 ITEM 11C1 | Naval Inventory Control Point Mechanicsburg (USA) |
| 3423-1001C1 | Naval Inventory Control Point Mechanicsburg (USA) |
| Reference | Meaning |
|---|---|
| 3423-1001 | 5/1 Secondary reference Carleton Technologies Inc Div Tampa Facility |
| 3423-0001 ITEM 11 | 3/1 Design control — primary reference Carleton Technologies Inc Div Tampa Facility |
| 3423-1001-1 | 5/1 Secondary reference Carleton Technologies Inc Div Tampa Facility |
NSN 4820-01-314-0241 is a Valve,regulating,fluid Pressure, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-314-0241 has 3 manufacturer part numbers on file: 3423-1001-1C1 (Naval Inventory Control Point Mechanicsburg), 3423-0001 ITEM 11C1 (Naval Inventory Control Point Mechanicsburg), 3423-1001C1 (Naval Inventory Control Point Mechanicsburg).
Key specifications for 3423-1001-1C1: Flow Control Device: STEM AND INTEGRAL DISK; Remote Actuation Method: DIAPHRAGM; Criticality Code Justification: ZZZY; Material Document and Classification: QQ-N-281,CLASS A FED SPEC SINGLE MATERIAL RESPONSE SEAT. 11 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.
NSN 4820-01-314-0241 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.