The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-00-078-3565, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4820-00-078-3565 |
| Primary Part Number | 2642106 |
| Item Name | Diaphragm,actuator Valve,special |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| Shank Diameter | 0.368 INCHES NOMINAL IN |
| Outside Diameter | 3.750 INCHES NOMINAL IN |
| Style Designator | SPECIAL SHAPED |
| Bolt Hole Quantity | 9 |
| Bolt Circle Diameter | 3.297 INCHES NOMINAL IN |
| Center Hole Diameter | 0.390 INCHES NOMINAL IN |
| Material | RUBBER SYNTHETIC |
| Hole Diameter | 0.172 INCHES NOMINAL 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 |
|---|---|
| 2642106 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 2642106 | 3/9 Design control — primary reference U.S. Government activity |
NSN 4820-00-078-3565 is a Diaphragm,actuator Valve,special, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-00-078-3565 has 1 manufacturer part number on file: 2642106 (Parker-Hannifin Corporation Dba Pneutronics).
Key specifications for 2642106: Shank Diameter: 0.368 INCHES NOMINAL IN; Overall Height: 0.022 INCHES NOMINAL IN; Outside Diameter: 3.750 INCHES NOMINAL IN; Style Designator: SPECIAL SHAPED. 8 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.