The Valve,regulating,system Pressure, cataloged under National Stock Number 4820-01-504-9916, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker-Hannifin Corp Div Sporlan Division. Government technical data includes 7 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-504-9916 |
| Primary Part Number | ORIT-6-0/60-1/2SAE |
| Item Name | Valve,regulating,system Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker-Hannifin Corp Div Sporlan Division |
| Status | ACTIVE |
| Flow Control Device | DISK, FLAT |
| Body Style | ANGLE |
| End Connection Quantity | 2 |
| Valve Loading Method | SPRING |
| Material | COPPER ALLOY BODY |
| Media for Which Designed | REFRIGERANT, NONCORROSIVE |
| Filter | NOT INCLUDED |
| 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 |
|---|---|
| 50485 ITEM 30 | Cospolich Inc. (USA) |
| ORIT-6-0/60-1/2SAE PRIMARY | Parker-Hannifin Corp Div Sporlan Division (USA) |
| 0RIT-6-0/60-1/2SAE | Baker Distributing Company Llc (USA) |
| Reference | Meaning |
|---|---|
| OR1T6 | C/1 Advisory reference — outside the item-of-supply concept Parker-Hannifin Corp Div Sporlan Division |
| ORIT6 | 5/9 Secondary reference Parker-Hannifin Corp Div Sporlan Division |
NSN 4820-01-504-9916 is a Valve,regulating,system Pressure, manufactured by Parker-Hannifin Corp Div Sporlan Division, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-504-9916 has 3 manufacturer part numbers on file: 50485 ITEM 30 (Cospolich Inc.), ORIT-6-0/60-1/2SAE (Parker-Hannifin Corp Div Sporlan Division), 0RIT-6-0/60-1/2SAE (Baker Distributing Company Llc).
Key specifications for ORIT-6-0/60-1/2SAE: Flow Control Device: DISK, FLAT; Body Style: ANGLE; End Connection Quantity: 2; Valve Loading Method: SPRING. 7 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.