The Valve,regulating,fluid Pressure, cataloged under National Stock Number 4820-01-509-8906, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-509-8906 |
| Item Name | Valve,regulating,fluid Pressure |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Flow Control Device | DIAPHRAGM |
| Temp Rating | -20.0 FAHRENHEIT MINIMUM AND 600.0 FAHRENHEIT MAXIMUM DEGF |
| Material Document and Classification | QQ-S-763, CLASS 302, 303, 304, 305, 310, OR 316 FED SPEC SINGLE MATERIAL RESPONSE SEAT |
| End Connection Quantity | 2 |
| Valve Size | 0.750 INCHES IN |
| Material | STEEL CORROSION RESISTING SEAT |
| Material | RUBBER SYNTHETIC FLOW CONTROL DEVICE |
| End Connection Spec/std | ANSI 150LBS LBS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 1000LP-BASIC-TB ASSY FBK-5S17 | 5/2 Secondary reference U.S. Government activity |
| FBK-5S17-630F0000A | 3/2 Design control — primary reference U.S. Government activity |
NSN 4820-01-509-8906 is a Valve,regulating,fluid Pressure, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-509-8906: Flow Control Device: DIAPHRAGM; Temp Rating: -20.0 FAHRENHEIT MINIMUM AND 600.0 FAHRENHEIT MAXIMUM DEGF; Material Document and Classification: QQ-S-763, CLASS 302, 303, 304, 305, 310, OR 316 FED SPEC SINGLE MATERIAL RESPONSE SEAT; End Connection Quantity: 2. 8 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.