The Valve,gate, cataloged under National Stock Number 4820-01-443-9044, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Robbin & Meyers Energy Systems L.p. Dba R&m Energy Systems. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Valve,gate |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Robbin & Meyers Energy Systems L.p. Dba R&m Energy Systems (CAGE 1BUZ5) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-443-9044 |
| Primary Part Number | 52181180 |
| Item Name | Valve,gate |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Robbin & Meyers Energy Systems L.p. Dba R&m Energy Systems |
| 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 |
|---|---|
| 52181180 PRIMARY | Robbin & Meyers Energy Systems L.p. Dba R&m Energy Systems (USA) |
| VW15-4INCE | Robbin & Meyers Energy Systems L.p. Dba R&m Energy Systems (USA) |
| Reference | Meaning |
|---|---|
| 3218118 | D/9 Drawing number reference only Huber J M Corp Flow Control Div |
| 3218118 4" VW15 | 5/9 Secondary reference Huber J M Corp Flow Control Div |
NSN 4820-01-443-9044 is a Valve,gate, manufactured by Robbin & Meyers Energy Systems L.p. Dba R&m Energy Systems, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-443-9044 has 2 manufacturer part numbers on file: 52181180 (Robbin & Meyers Energy Systems L.p. Dba R&m Energy Systems), VW15-4INCE (Robbin & Meyers Energy Systems L.p. Dba R&m Energy Systems).
2 possible matches (shared part number, not a government interchangeability claim): 4820-01-443-9073, 4820-01-443-9107. 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.