The Positioner,valve, cataloged under National Stock Number 4820-01-306-6840, is classified within Federal Supply Class 4820 (Valves, Nonpowered) of the Valves group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4820-01-306-6840 |
| Item Name | Positioner,valve |
| FSC / FSG | 4820 / 48 — Valves, Nonpowered |
| Status | ACTIVE |
| General Characteristics Item Description | CONTROLLER OUTPUT SPAN 24 PSI; POSITIONER SUPPLY 21-40 PSI; DIRECT ACTION; 3/8 IN.-3 IN. STROKE RANGE; DIRECT PILOT ACTION,HIGH CAPACITY 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 |
|---|---|
| 7411-702 | 3/9 Design control — primary reference Dresser Industries Inc Masoneilan North American Opns Dresser Valve and Controls Div |
NSN 4820-01-306-6840 is a Positioner,valve, classified under FSC 4820, Valves, Nonpowered. Status: active.
Key specifications for 4820-01-306-6840: General Characteristics Item Description: CONTROLLER OUTPUT SPAN 24 PSI; POSITIONER SUPPLY 21-40 PSI; DIRECT ACTION; 3/8 IN.-3 IN. STROKE RANGE; DIRECT PILOT ACTION,HIGH CAPACITY IN. 1 specification is 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.