The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-319-4339, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Kaye and Macdonald Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-319-4339 |
| Primary Part Number | 03D3SS600S-QS0YH00 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Kaye and Macdonald Inc |
| Status | ACTIVE |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | IDENTICAL |
| Body Style | STRAIGHT THRU |
| Regulation Type | AUTOMATIC SINGLE STAGE |
| First End Style Designator | PLAIN |
| Temp Rating | 180.0 FAHRENHEIT NOMINAL DEGF |
| End Connection Quantity | 2 |
| Valve Loading Method | DOME |
| First End Connection Type | THREADED INTERNAL PIPE |
| Material | STEEL CORROSION RESISTING BODY |
| Media for Which Designed | WATER, OIL OR GAS |
| Maximum Inlet Pressure Rating | ERR-060 |
| Thread Size and Series/type Designator | 3/4-14 NPT FIRST END |
| 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 |
|---|---|
| 03D3SS600S-QS0YH00 PRIMARY | Kaye and Macdonald Inc (USA) |
| 551-5871394/ALP-V-80 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 03C3SS600S-QS0YH00 | 5/9 Secondary reference Kaye and Macdonald Inc |
NSN 4820-01-319-4339 is a Valve,regulating,fluid Pressure, manufactured by Kaye and Macdonald Inc, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-319-4339 has 2 manufacturer part numbers on file: 03D3SS600S-QS0YH00 (Kaye and Macdonald Inc), 551-5871394/ALP-V-80 (Naval Sea Systems Command).
Key specifications for 03D3SS600S-QS0YH00: First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: IDENTICAL; Body Style: STRAIGHT THRU; Regulation Type: AUTOMATIC SINGLE STAGE. 14 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.