The Disk,valve, cataloged under National Stock Number 4820-00-902-1870, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Rolls-Royce Solutions America Inc. Government technical data includes 3 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-00-902-1870 |
| Primary Part Number | 5119848 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Rolls-Royce Solutions America Inc |
| Status | ACTIVE |
| Outside Diameter | 0.623 INCHES NOMINAL IN |
| Inside Diameter | 0.531 INCHES NOMINAL IN |
| Material | STEEL |
| 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 |
|---|---|
| 5119848 PRIMARY | Rolls-Royce Solutions America Inc (USA) |
| Reference | Meaning |
|---|---|
| 5119848 | 5/9 Secondary reference General Motors Corp |
| PC5119848 | 5/9 Secondary reference Power Components (deutschland) Gmbh |
NSN 4820-00-902-1870 is a Disk,valve, manufactured by Rolls-Royce Solutions America Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-902-1870 has 1 manufacturer part number on file: 5119848 (Rolls-Royce Solutions America Inc).
Key specifications for 5119848: Overall Height: 1.000 INCHES NOMINAL IN; Outside Diameter: 0.623 INCHES NOMINAL IN; Inside Diameter: 0.531 INCHES NOMINAL IN; Material: STEEL. 3 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.