The Valve,vacuum Regulating, cataloged under National Stock Number 4820-01-307-7948, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Evac North America Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-307-7948 |
| Primary Part Number | 5999090 |
| Item Name | Valve,vacuum Regulating |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Evac North America Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| 5999090 PRIMARY | Evac North America Inc (USA) |
| Reference | Meaning |
|---|---|
| 5999012 | 5/9 Secondary reference Envirovac Inc Dba Monogram Systems-Rockford Div |
| 5999012 | 5/9 Secondary reference Evac North America Inc |
NSN 4820-01-307-7948 is a Valve,vacuum Regulating, manufactured by Evac North America Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-307-7948 has 1 manufacturer part number on file: 5999090 (Evac North America Inc).
Key specifications for 5999090: Special Features: ENVIROVAC INC. MODEL 543257 VACUUM TOILET. 0 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.
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.