The Valve,calibrated Flow, cataloged under National Stock Number 4820-01-067-2772, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division. Government technical data includes 18 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 | 4820-01-067-2772 |
| Primary Part Number | 1428-6-6-6 |
| Item Name | Valve,calibrated Flow |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division |
| Status | ACTIVE |
| Flow Control Device | DISK |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| Body Style | ANGLE |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| Third End Relationship with Preceding Ends | IDENTICAL WITH FIRST END |
| First End Style Designator | PLAIN |
| End Connection Quantity | 3 |
| Mounting Facility | STUD |
| First End Connection Type | THREADED INTERNAL PIPE |
| Surface Treatment | CADMIUM OUTSIDE |
| Material | STEEL SEAT |
| Material | STEEL FLOW CONTROL DEVICE |
| Material | STEEL STEM |
| Media for Which Designed | HYDRAULIC OIL |
| Center to Center Distance | 2.125 INCHES NOMINAL IN |
| Thread Size and Series/type Designator | 0.750-14 NPTF FIRST END |
| Valve Discharge Flow Rate | 0.5 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 |
|---|---|
| 989571 | Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division (USA) |
| 1428-6-6-6 PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division (USA) |
NSN 4820-01-067-2772 is a Valve,calibrated Flow, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-067-2772 has 2 manufacturer part numbers on file: 989571 (Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division), 1428-6-6-6 (Parker-Hannifin Corporation Dba Pneutronics Div Gear Pump Division).
Key specifications for 1428-6-6-6: Flow Control Device: DISK; First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: IDENTICAL; Body Style: ANGLE. 18 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.