The Cock,shutoff,screw Stem, cataloged under National Stock Number 4820-01-523-9706, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-523-9706 |
| Primary Part Number | 7383858-V3D10435-4 |
| Item Name | Cock,shutoff,screw Stem |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Material | STEEL STEM |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 7383858-V3D10435-4 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| V2C11792-4MFD0 | 5/2 Secondary reference U.S. Government activity |
| H547-0001-V3D10435-4 | 5/2 Secondary reference U.S. Government activity |
| V3D10435 ITEM 4 | 5/2 Secondary reference U.S. Government activity |
NSN 4820-01-523-9706 is a Cock,shutoff,screw Stem, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-523-9706 has 1 manufacturer part number on file: 7383858-V3D10435-4 (Naval Sea Systems Command).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-671-6167. Verify interchangeability with system specifications before substitution.
Key specifications for 7383858-V3D10435-4: Special Features: THIS EQUIPMENT IS MIC LEVEL ONE IN ACCORDANCE WITH NAVSHIPS 0998-045-7010; End Item Identification: INLET/BY-PASS MANUAL VALVE ASSEMLBY; Material: STEEL STEM. 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.