The Valve,cross, cataloged under National Stock Number 4820-01-077-2783, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Parker Hannifin Corp Automotive and Refrigeration Group Sinclair Collins Div. Government technical data includes 7 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-077-2783 |
| Primary Part Number | C204-2003 |
| Item Name | Valve,cross |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Parker Hannifin Corp Automotive and Refrigeration Group Sinclair Collins Div |
| Status | ACTIVE |
| Style Designator | CAPS W/OFFSET |
| Operating Pressure | 40.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS |
| Bonnet Type | EXPOSED SPRING |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.500 INCHES FIRST END IN |
| Bonnet Attachment Method | BOLTED |
| Thread Series Designator | NPT FIRST END |
| 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 |
|---|---|
| C204-2003 PRIMARY | Parker Hannifin Corp Automotive and Refrigeration Group Sinclair Collins Div (USA) |
| Reference | Meaning |
|---|---|
| C204-2003 | 5/9 Secondary reference U.S. Government activity |
NSN 4820-01-077-2783 is a Valve,cross, manufactured by Parker Hannifin Corp Automotive and Refrigeration Group Sinclair Collins Div, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-077-2783 has 1 manufacturer part number on file: C204-2003 (Parker Hannifin Corp Automotive and Refrigeration Group Sinclair Collins Div).
Key specifications for C204-2003: Style Designator: CAPS W/OFFSET; Operating Pressure: 40.0 POUNDS PER SQUARE INCH (PSI) NOMINAL POWER DRIVE LBS; Bonnet Type: EXPOSED SPRING; Thread Direction: RIGHT-HAND FIRST END. 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.