The Valve,rotary,selector, cataloged under National Stock Number 4820-01-340-1543, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Valve,rotary,selector |
| FSC / FSG | 4820 — Valves, Nonpowered (FSG 48) |
| Manufacturers | Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division (CAGE 78357) |
| Parameter | Value |
|---|---|
| NSN | 4820-01-340-1543 |
| Primary Part Number | M4330VUMD |
| Item Name | Valve,rotary,selector |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division |
| Status | ACTIVE |
| 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 |
|---|---|
| M4330VUMD PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division (USA) |
| Reference | Meaning |
|---|---|
| 5543-13 | D/9 Drawing number reference only Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division |
| 5543 ASSEMBLY 5543-13 | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division |
NSN 4820-01-340-1543 is a Valve,rotary,selector, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-340-1543 has 1 manufacturer part number on file: M4330VUMD (Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division).
1 possible match (shared part number, not a government interchangeability claim): 1080-01-541-2647. Verify interchangeability with system specifications before substitution.
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.