The Valve,globe, cataloged under National Stock Number 4820-00-554-8680, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 17 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-554-8680 |
| Primary Part Number | 578-3801-1572342REVAPC0T028 |
| Item Name | Valve,globe |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Flow Control Device | NEEDLE |
| Nominal Pipe Size Accommodated | 0.500 INCHES ALL ENDS IN |
| Connection Style | SOCKET ALL ENDS |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Material Document and Classification | QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE BODY |
| Material Document and Classification | QQ-C-390,ALLOY D4 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| Operating Pressure | 400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Features Provided | BONNET PACKING |
| Bonnet Type | INSIDE SCREW |
| Bonnet Attachment Method | THREADED |
| Media for Which Designed | WATER, FRESH SECOND RESPONSE |
| Media for Which Designed | STEAM FIRST RESPONSE |
| Material | COPPER ALLOY FLOW CONTROL DEVICE |
| Material | COPPER ALLOY 922 BODY |
| Material | COPPER ALLOY 922 SEAT |
| 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 |
|---|---|
| 578-3801-1572342REVAPC0T028 PRIMARY | Naval Sea Systems Command (USA) |
| 578-3801-1572342REVAPC0T038 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 578-3801-1572342REVAPC0T028 | 5/9 Secondary reference U.S. Government activity |
| 578-3801-1572342REVAPC0T038 | 5/9 Secondary reference U.S. Government activity |
| 7864-083REVAPC0T028 | 3/2 Design control — primary reference U.S. Government activity |
| 7864-083REVAPC0T038 | 3/2 Design control — primary reference U.S. Government activity |
| 906 1-2NEEDLE | 5/9 Secondary reference Lunkenheimer Co |
NSN 4820-00-554-8680 is a Valve,globe, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-554-8680 has 2 manufacturer part numbers on file: 578-3801-1572342REVAPC0T028 (Naval Sea Systems Command), 578-3801-1572342REVAPC0T038 (Naval Sea Systems Command).
Key specifications for 578-3801-1572342REVAPC0T028: Flow Control Device: NEEDLE; Nominal Pipe Size Accommodated: 0.500 INCHES ALL ENDS IN; Connection Style: SOCKET ALL ENDS; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS. 17 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.