The Regulator,thermostatic Temperatu, cataloged under National Stock Number 4820-01-448-1239, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-448-1239 |
| Item Name | Regulator,thermostatic Temperatu |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Operating Temp Rating | 100.0 FAHRENHEIT MINIMUM AND 120.0 FAHRENHEIT MAXIMUM DEGF |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| TFTC10-INPT | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| TFTC10-1NPT | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-448-1239 is a Regulator,thermostatic Temperatu, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-448-1239: Operating Temp Rating: 100.0 FAHRENHEIT MINIMUM AND 120.0 FAHRENHEIT MAXIMUM DEGF; End Item Identification: STARBOARD ENGINE, 2815-01-080-8830 ABOARD 44 FT MLB, 41 FT UTB, AND 30 FT PSB COAST GUARD VESSELS FT. 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.