The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-430-7316, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. The manufacturer of record is Watts Regulator Company. Government technical data includes 10 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-430-7316 |
| Primary Part Number | 1-4IN LF560G, 0-25 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Manufacturer | Watts Regulator Company |
| Status | ACTIVE |
| First End Thread Direction | RIGHT-HAND |
| Second End Relationship with First End | NOT IDENTICAL |
| Body Style | ANGLE |
| Temp Rating | 0.0 FAHRENHEIT MINIMUM AND 140.0 FAHRENHEIT MAXIMUM DEGF |
| End Connection Quantity | 3 |
| First End Connection Type | THREADED INTERNAL PIPE |
| Material | COPPER ALLOY BODY |
| Media for Which Designed | WATER |
| Maximum Inlet Pressure Rating | ERR-060 |
| Thread Size and Series/type Designator | 1/4-18 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 |
|---|---|
| 01211255 | Watts Regulator Company (USA) |
| 1-4IN LF560G, 0-25 PRIMARY | Watts Regulator Company (USA) |
| Reference | Meaning |
|---|---|
| PC1041-1 | 5/9 Secondary reference Parmatic Esplen Ltd |
| PC1041-1 | 5/9 Secondary reference Parmatic Pollution Control Corporation Dba Parmatic Filter |
| 1/4-560G,0-25 | 3/9 Design control — primary reference Watts Regulator Company |
| PC1041 | D/9 Drawing number reference only Parmatic Pollution Control Corporation Dba Parmatic Filter |
NSN 4820-01-430-7316 is a Valve,regulating,fluid Pressure, manufactured by Watts Regulator Company, classified under FSC 4820, Valves, Nonpowered. Status: active.
NSN 4820-01-430-7316 has 2 manufacturer part numbers on file: 01211255 (Watts Regulator Company), 1-4IN LF560G, 0-25 (Watts Regulator Company).
Key specifications for 1-4IN LF560G, 0-25: First End Thread Direction: RIGHT-HAND; Second End Relationship with First End: NOT IDENTICAL; Body Style: ANGLE; Temp Rating: 0.0 FAHRENHEIT MINIMUM AND 140.0 FAHRENHEIT MAXIMUM DEGF. 10 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.