The Valve,pressure Equalizing,gaseou, cataloged under National Stock Number 4820-00-764-8387, 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 9 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-00-764-8387 |
| Primary Part Number | 5595148-3 |
| Item Name | Valve,pressure Equalizing,gaseou |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| First End Thread Direction | RIGHT-HAND |
| Temp Rating | 165.0 FAHRENHEIT DEGF |
| First End Thread Class | 2A A |
| First End Style Designator | PLAIN |
| End Connection Quantity | 1 |
| Operating Pressure | 3.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS |
| First End Connection Type | THREADED EXTERNAL TUBE |
| First End Outside Diameter Tube Accommodated | 0.625 INCHES NOMINAL IN |
| Material | ALUMINUM BODY |
| 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 |
|---|---|
| 5595148-3 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| SMA702272 | 3/2 Design control — primary reference U.S. Government activity |
| 5595148 | D/9 Drawing number reference only Naval Sea Systems Command |
| P4-309-3-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-00-764-8387 is a Valve,pressure Equalizing,gaseou, manufactured by Naval Sea Systems Command, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-764-8387 has 1 manufacturer part number on file: 5595148-3 (Naval Sea Systems Command).
Key specifications for 5595148-3: First End Thread Direction: RIGHT-HAND; Temp Rating: 165.0 FAHRENHEIT DEGF; First End Thread Class: 2A A; First End Style Designator: PLAIN. 9 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.