The Valve,safety Relief, cataloged under National Stock Number 4820-01-447-9201, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Daimler Truck North America Llc. Government technical data includes 8 specifications, 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-447-9201 |
| Primary Part Number | ETN/673862 |
| Item Name | Valve,safety Relief |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Daimler Truck North America Llc |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 GASKET |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END |
| Connection Type | THREADED EXTERNAL BOSS FIRST END |
| Style Designator | STRAIGHT THRU |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Thread Class | 2A FIRST END A |
| Thread Series Designator | UNF FIRST END |
| 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 |
|---|---|
| 673862 | Dana Commercial Vehicle Products, Llc (USA) |
| ETN/673862 PRIMARY | Daimler Truck North America Llc (USA) |
NSN 4820-01-447-9201 is a Valve,safety Relief, manufactured by Daimler Truck North America Llc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-447-9201 has 2 manufacturer part numbers on file: 673862 (Dana Commercial Vehicle Products, Llc), ETN/673862 (Daimler Truck North America Llc).
Key specifications for ETN/673862: Furnished Items and Quantity: 1 GASKET; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) FIRST END; Connection Type: THREADED EXTERNAL BOSS FIRST END; Style Designator: STRAIGHT THRU. 8 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.