The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-457-4677, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Reading Technologies Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-457-4677 |
| Primary Part Number | RG1 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Reading Technologies 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 |
|---|---|
| RG1 PRIMARY | Reading Technologies Inc (USA) |
NSN 4820-01-457-4677 is a Valve,regulating,fluid Pressure, manufactured by Reading Technologies Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-457-4677 has 1 manufacturer part number on file: RG1 (Reading Technologies Inc).
Key specifications for RG1: Special Features: INCLUDES 1 OUTLET VALVE; End Item Identification: APACHE APPLICATION DRYER. 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.