The Valve,ball, cataloged under National Stock Number 4820-01-032-4463, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. Government technical data includes 22 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-032-4463 |
| Primary Part Number | 6O4AS895-1 |
| Item Name | Valve,ball |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| Status | ACTIVE |
| Flange Shape | ROUND SECOND END |
| Flange Shape | ROUND FIRST END |
| Renewable Seat Ring Type | RETAINING SCREW |
| Flange Face Design | RAISED STRAIGHT SECOND END |
| Connection Type | FLANGE SECOND END |
| Connection Type | FLANGE FIRST END |
| Style Designator | STRAIGHT THRU FLANGED ENDS |
| Operating Pressure | 725.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 3.000 INCHES IN |
| Bonnet Type | PACKING RETAINING |
| Nominal Outside Diameter | 5.380 INCHES SECOND END IN |
| Nominal Outside Diameter | 5.880 INCHES FIRST END IN |
| Face to Face Distance | 4.500 INCHES IN |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | ALUMINUM STEM |
| Material | ALUMINUM ALLOY BODY |
| Material | PLASTIC POLYCHLOROTRIFLUOROETHYLENE SEAT |
| Raised Face Nominal Diameter | 4.500 INCHES SECOND END IN |
| Valve Operation Method | MANUAL |
| Raised Face Nominal Height | 0.120 INCHES FIRST END IN |
| Nominal Thickness | 0.375 INCHES FIRST END IN |
| Nominal Thickness | 0.395 INCHES SECOND 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 |
| Part Number | Manufacturer |
|---|---|
| 6O4AS895-1 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| 5166RT150 | 5/9 Secondary reference U.S. Government activity |
| 3IN433RT151 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-032-4463 is a Valve,ball, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-032-4463 has 1 manufacturer part number on file: 6O4AS895-1 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier).
Key specifications for 6O4AS895-1: Flange Shape: ROUND SECOND END; Flange Shape: ROUND FIRST END; Renewable Seat Ring Type: RETAINING SCREW; Flange Face Design: RAISED STRAIGHT SECOND END. 22 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.