The Valve,plug, cataloged under National Stock Number 4820-00-828-9802, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Alturdyne International. Government technical data includes 26 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-828-9802 |
| Primary Part Number | 876-15225-1 |
| Item Name | Valve,plug |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Alturdyne International |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.375 INCHES ALL ENDS IN |
| Connection Style | PLAIN,OPTIONAL END(PIPE) ALL ENDS |
| Connection Type | THREADED INTERNAL PIPE ALL ENDS |
| Flow Style | TWO-WAY TWO PORT 90 DEGREE PLUG TURN |
| Operating Pressure | 50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FIRST RESPONSE LBS |
| Operating Pressure | 90.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SECOND RESPONSE LBS |
| Operating Pressure | 50.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM THIRD RESPONSE LBS |
| Operating Pressure | 90.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM FOURTH RESPONSE LBS |
| Features Provided | NONADJUSTABLE ROTATION |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 0.375 INCHES ALL ENDS IN |
| Maximum Operating Temp | 160.0 FAHRENHEIT SECOND RESPONSE DEGF |
| Maximum Operating Temp | 160.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Maximum Operating Temp | 160.0 FAHRENHEIT FOURTH RESPONSE DEGF |
| Maximum Operating Temp | 160.0 FAHRENHEIT THIRD RESPONSE DEGF |
| Mounting Facility | BRACKET(S) |
| Media for Which Designed | WATER, FRESH FOURTH RESPONSE |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SECOND RESPONSE |
| Media for Which Designed | AIR FIRST RESPONSE |
| Media for Which Designed | OIL, HYDRAULIC THIRD RESPONSE |
| Thread Quantity Per Inch | 18 ALL ENDS |
| Material | COPPER ALLOY BODY |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Material | COPPER ALLOY SEAT |
| Thread Series Designator | NPT ALL ENDS |
| Valve Operation Method | MANUAL |
| 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 |
|---|---|
| 876-15225-1 PRIMARY | Alturdyne International (USA) |
| Reference | Meaning |
|---|---|
| 709GG3-8 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-00-828-9802 is a Valve,plug, manufactured by Alturdyne International, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-828-9802 has 1 manufacturer part number on file: 876-15225-1 (Alturdyne International).
Key specifications for 876-15225-1: Nominal Pipe Size Accommodated: 0.375 INCHES ALL ENDS IN; Connection Style: PLAIN,OPTIONAL END(PIPE) ALL ENDS; Connection Type: THREADED INTERNAL PIPE ALL ENDS; Flow Style: TWO-WAY TWO PORT 90 DEGREE PLUG TURN. 26 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.