The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-01-601-2438, 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 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-601-2438 |
| Primary Part Number | 2103163-101 |
| Item Name | Diaphragm,actuator Valve,special |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics |
| Status | ACTIVE |
| Outside Diameter | 3.400 INCHES NOMINAL IN |
| Taper Minor Diameter | 1.410 INCHES NOMINAL IN |
| Style Designator | SPECIAL SHAPED |
| Material Thickness | 0.150 INCHES NOMINAL IN |
| Center Hole Diameter | 0.925 INCHES NOMINAL IN |
| Hole Diameter | 0.187 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 2103163-101 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics (USA) |
| Reference | Meaning |
|---|---|
| 2103163-101 | 3/9 Design control — primary reference U.S. Government activity |
| 2103163 | D/9 Drawing number reference only U.S. Government activity |
NSN 4820-01-601-2438 is a Diaphragm,actuator Valve,special, manufactured by Parker-Hannifin Corporation Dba Pneutronics, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-601-2438 has 1 manufacturer part number on file: 2103163-101 (Parker-Hannifin Corporation Dba Pneutronics).
Key specifications for 2103163-101: Outside Diameter: 3.400 INCHES NOMINAL IN; Taper Minor Diameter: 1.410 INCHES NOMINAL IN; Style Designator: SPECIAL SHAPED; Material Thickness: 0.150 INCHES NOMINAL IN. 6 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.
NSN 4820-01-601-2438 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.