The Regulator,thermostatic Temperatu, cataloged under National Stock Number 4820-01-591-3141, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Vernatherm Llc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-591-3141 |
| Primary Part Number | 3332-00-00 |
| Item Name | Regulator,thermostatic Temperatu |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Vernatherm Llc |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 3332-00-00 PRIMARY | Vernatherm Llc (USA) |
| 3332-00-00 | Limco Airepair Inc. (USA) |
| Reference | Meaning |
|---|---|
| 10798017 | 5/9 Secondary reference Limco Airepair Inc. |
| 3332-00-00 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-591-3141 is a Regulator,thermostatic Temperatu, manufactured by Vernatherm Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-591-3141 has 2 manufacturer part numbers on file: 3332-00-00 (Vernatherm Llc), 3332-00-00 (Limco Airepair Inc.).
Key specifications for 3332-00-00: Criticality Code Justification: FEAT; Special Features: CRITICAL SAFETY ITEM (CSI). 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.