The Plunger,needle Valve, cataloged under National Stock Number 4820-00-155-7163, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives. Government technical data includes 1 specification, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-155-7163 |
| Primary Part Number | 4297-20 |
| Item Name | Plunger,needle Valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives |
| Status | ACTIVE |
| General Characteristics Item Description | 303 STAINLESS STEEL; 1-1/4 IN. O/A LG; 3/16 IN. OD,NEEDLE 3/32 IN. OD IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
NSN 4820-00-155-7163 is a Plunger,needle Valve, manufactured by Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-155-7163 has 2 manufacturer part numbers on file: 4297-20 (Siemens Industry, Inc. Dba Siemens Energy Div Process Industries and Drives), 4297-20 (Siemens Moore Process Automation).
Key specifications for 4297-20: General Characteristics Item Description: 303 STAINLESS STEEL; 1-1/4 IN. O/A LG; 3/16 IN. OD,NEEDLE 3/32 IN. OD IN. 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.