The Valve,plug, cataloged under National Stock Number 4820-00-258-8576, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-258-8576 |
| Item Name | Valve,plug |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flange Shape | ROUND WITH HOLES FIRST END |
| Flange Face Design | PLAIN FIRST END |
| Bolt Circle Nominal Diameter | 7.812 INCHES FIRST END IN |
| Connection Type | FLANGE FIRST END |
| Bolt Hole Nominal Diameter | 0.688 INCHES FIRST END IN |
| Flow Style | THREE-WAY TWO PORT 90 DEGREE PLUG TURN |
| Operating Pressure | 75.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Features Provided | NONADJUSTABLE ROTATION |
| Nominal Outside Diameter | 9.062 INCHES FIRST END IN |
| Bolt Hole Quantity | 10 FIRST END |
| Media for Which Designed | WATER, SALT SINGLE RESPONSE |
| Valve Operation Method | MANUAL |
| Nominal Thickness | 0.562 INCHES FIRST END IN |
| 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 |
|---|---|
| J050009 | 5/9 Secondary reference Morland Valve Co Inc Sub of Smith Valve Corp |
| MIL-V-24509 | 4/1 Identification reference U.S. Government activity |
| M24509-50II9LP | 2/2 Government specification standardization U.S. Government activity |
| 3135193-3WAY2P0RT5IN | 5/9 Secondary reference U.S. Government activity |
| VA-1888 3WAY 2P | C/1 Advisory reference — outside the item-of-supply concept Morland Valve Co Inc Sub of Smith Valve Corp |
| J050009 | 5/1 Secondary reference Hunt Valve Company, Inc. |
| TYPEII5INFIG9 | 5/1 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 5135180 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-00-258-8576 is a Valve,plug, classified under FSC 4820, Valves, Nonpowered. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5342-01-157-8862. Verify interchangeability with system specifications before substitution.
Key specifications for 4820-00-258-8576: Flange Shape: ROUND WITH HOLES FIRST END; Flange Face Design: PLAIN FIRST END; Bolt Circle Nominal Diameter: 7.812 INCHES FIRST END IN; Connection Type: FLANGE FIRST END. 13 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.