The Ball,valve,ported, cataloged under National Stock Number 4820-01-433-8204, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Valve Automation and Control of San Diego Dba Valve Automation & Control of San Diego Div Valve Automation and Controls of. Government technical data includes 5 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-433-8204 |
| Primary Part Number | MPH-34-2A |
| Item Name | Ball,valve,ported |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Valve Automation and Control of San Diego Dba Valve Automation & Control of San Diego Div Valve Automation and Controls of |
| Status | ACTIVE |
| Port Diameter | 1.000 INCHES NOMINAL IN |
| Port Configuration | ANGLE |
| Stem Accommodation Quantity | 1 |
| Port Quantity | 2 |
| Material | STEEL COMP 316 |
| 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 |
|---|---|
| MPH-34-2A | Valve Automation and Control of San Diego Dba Valve Automation & Control of San Diego Div Valve Automation and Controls of (USA) |
| Reference | Meaning |
|---|---|
| MPH-34-2A | 3/2 Design control — primary reference U.S. Government activity |
| MP-34-2A | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4820-01-433-8204 is a Ball,valve,ported, manufactured by Valve Automation and Control of San Diego Dba Valve Automation & Control of San Diego Div Valve Automation and Controls of, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-433-8204 has 1 manufacturer part number on file: MPH-34-2A (Valve Automation and Control of San Diego Dba Valve Automation & Control of San Diego Div Valve Automation and Controls of).
Key specifications for MPH-34-2A: Port Diameter: 1.000 INCHES NOMINAL IN; Port Configuration: ANGLE; Stem Accommodation Quantity: 1; Port Quantity: 2. 5 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.