The Diaphragm,actuator Valve,special, cataloged under National Stock Number 4820-01-118-8154, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4820-01-118-8154 |
| Item Name | Diaphragm,actuator Valve,special |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| Taper Minor Diameter | 1.125 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 |
| Media for Which Designed | WATER OR OIL |
| Hole Diameter | 0.375 INCHES NOMINAL IN |
| 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 |
|---|---|
| 005972 | 3/9 Design control — primary reference Itt Fluid Technology Corp Itt Engineered Valves Div |
| 005972 | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
NSN 4820-01-118-8154 is a Diaphragm,actuator Valve,special, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-118-8154: Overall Height: 0.220 INCHES NOMINAL IN; Taper Minor Diameter: 1.125 INCHES NOMINAL IN; Overall Length: 3.312 INCHES NOMINAL IN; Overall Width: 2.625 INCHES NOMINAL IN. 4 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.