The Valve,linear,directional Control, cataloged under National Stock Number 4820-01-360-4979, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker Hannifin Corporation Div Cylinder Division. Government technical data includes 6 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-360-4979 |
| Primary Part Number | VA20-AA070-DF5-DE5-DE5-Y08008 |
| Item Name | Valve,linear,directional Control |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker Hannifin Corporation Div Cylinder Division |
| Status | ACTIVE |
| Furnished Items and Quantity | 1 RELIEF VALVE |
| Connection Type | THREADED INTERNAL TUBE |
| Nominal Thread Size | 1.312 INCHES AND 1.062 INCHES IN |
| Thread Quantity Per Inch | 12 |
| Thread Series Designator | UN |
| Valve Discharge Flow Rate | 35.0 GALLONS PER MINUTE |
| 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 |
|---|---|
| 855017P0257 | Atlas Copco (USA) |
| VA20-AA070-DF5-DE5-DE5-Y08008 PRIMARY | Parker Hannifin Corporation Div Cylinder Division (USA) |
NSN 4820-01-360-4979 is a Valve,linear,directional Control, manufactured by Parker Hannifin Corporation Div Cylinder Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-360-4979 has 2 manufacturer part numbers on file: 855017P0257 (Atlas Copco), VA20-AA070-DF5-DE5-DE5-Y08008 (Parker Hannifin Corporation Div Cylinder Division).
Key specifications for VA20-AA070-DF5-DE5-DE5-Y08008: Furnished Items and Quantity: 1 RELIEF VALVE; Connection Type: THREADED INTERNAL TUBE; Nominal Thread Size: 1.312 INCHES AND 1.062 INCHES IN; Thread Quantity Per Inch: 12. 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.
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.