The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-233-3474, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4820-01-233-3474 |
| Primary Part Number | MHV40-T6S-40A-4 |
| Item Name | Valve,linear,directional Control |
| 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 |
|---|---|
| MHV40-T6S-40A-4 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division (USA) |
| Reference | Meaning |
|---|---|
| 835025H3601 | 7/1 Vendor item drawing reference Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division |
NSN 4820-01-233-3474 is a Valve,linear,directional Control, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-233-3474 has 1 manufacturer part number on file: MHV40-T6S-40A-4 (Parker-Hannifin Corporation Dba Pneutronics Div Quick Coupler Division).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-238-7009. Verify interchangeability with system specifications before substitution.
Key specifications for MHV40-T6S-40A-4: Special Features: STEEL; 4000 PSI MAX; 40 GPM; 0.500 IN. PORT SIZE NPSF STANDARD THD; MEDIA HYDRAULIC OIL; SCEW IN ADJUSTABLE CARTRIDGE TYPE IN; End Item Identification: 3920-01-143-9607. 0 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.