The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-516-7639, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 4820-01-516-7639 |
| Primary Part Number | D1VL81CN |
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 LEVER |
| Operating Pressure and Type | 5000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS |
| End Connection Quantity | 4 |
| Features Provided | BOTTOM PORTED AND SPRING CENTERED |
| Valve Operation Method | AUTOMATIC AND MANUAL |
| 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 |
|---|---|
| MT10244H200 DET 8 | Martinez and Turek, Inc. Dba Martinez & Turek Inc (USA) |
| D1VL81CN PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division (USA) |
| Reference | Meaning |
|---|---|
| MT10244H200 | D/9 Drawing number reference only Martinez and Turek, Inc. Dba Martinez & Turek Inc |
NSN 4820-01-516-7639 is a Valve,linear,directional Control, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-516-7639 has 2 manufacturer part numbers on file: MT10244H200 DET 8 (Martinez and Turek, Inc. Dba Martinez & Turek Inc), D1VL81CN (Parker-Hannifin Corporation Dba Pneutronics Div Hydraulic Valve Division).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-517-4836. Verify interchangeability with system specifications before substitution.
Key specifications for D1VL81CN: Furnished Items and Quantity: 1 LEVER; Operating Pressure and Type: 5000.0 POUNDS PER SQUARE INCH (PSI) HYDRAULIC OIL MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS; End Connection Quantity: 4; Features Provided: BOTTOM PORTED AND SPRING CENTERED. 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.