The Disk,valve, cataloged under National Stock Number 4820-01-199-5863, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Ametek Inc Schutte and Koerting Div. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-199-5863 |
| Primary Part Number | 78E0089V0020 |
| Item Name | Disk,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Ametek Inc Schutte and Koerting Div |
| Status | ACTIVE |
| Pressure Rating | 1100.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS |
| Temp Rating | 600.0 FAHRENHEIT NOMINAL DEGF |
| Outside Diameter | 6.250 INCHES NOMINAL IN |
| Style Designator | PLUG |
| Seat Angle | 45.0 DEGREES NOMINAL |
| Nominal Thread Size | 2.375 INCHES IN |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 8 |
| Material | STEEL CORROSION RESISTING |
| Thread Series Designator | UN |
| 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 |
|---|---|
| 62XA1 PIECE 3 | Ametek Inc Schutte and Koerting Div (USA) |
| 78E0089V0020 PRIMARY | Ametek Inc Schutte and Koerting Div (USA) |
| Reference | Meaning |
|---|---|
| 62-XA-1 | D/9 Drawing number reference only Ametek Inc Schutte and Koerting Div |
NSN 4820-01-199-5863 is a Disk,valve, manufactured by Ametek Inc Schutte and Koerting Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-199-5863 has 2 manufacturer part numbers on file: 62XA1 PIECE 3 (Ametek Inc Schutte and Koerting Div), 78E0089V0020 (Ametek Inc Schutte and Koerting Div).
Key specifications for 78E0089V0020: Overall Height: 4.500 INCHES NOMINAL IN; Pressure Rating: 1100.0 POUNDS PER SQUARE INCH (PSI) NOMINAL LBS; Temp Rating: 600.0 FAHRENHEIT NOMINAL DEGF; Outside Diameter: 6.250 INCHES NOMINAL IN. 10 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.