The Plunger,valve, cataloged under National Stock Number 4820-00-595-5090, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Systems Engineering Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Plunger,valve |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Systems Engineering Inc (CAGE 50861) |
| Parameter | Value |
|---|---|
| NSN | 4820-00-595-5090 |
| Primary Part Number | PLSE5200TM11PC7 |
| Item Name | Plunger,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Systems Engineering Inc |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| PLSE5200TM11PC7 PRIMARY | Systems Engineering Inc (USA) |
| Reference | Meaning |
|---|---|
| P5150 | 5/9 Secondary reference Northern Line Machine Div of Commencement Intl Corp |
NSN 4820-00-595-5090 is a Plunger,valve, manufactured by Systems Engineering Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-595-5090 has 1 manufacturer part number on file: PLSE5200TM11PC7 (Systems Engineering Inc).
1 possible match (shared part number, not a government interchangeability claim): 4820-00-871-6743. Verify interchangeability with system specifications before substitution.
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.