The Indicator,valve Opening, cataloged under National Stock Number 4810-01-434-3976, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Emerson Automation Solutions Final Control Us Lp. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-434-3976 |
| Primary Part Number | 540-287-390-777-005 |
| Item Name | Indicator,valve Opening |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp |
| Status | ACTIVE |
| Phase | SINGLE |
| AC Voltage Rating | 110.0 VOLTS NOMINAL |
| Current Type | AC |
| DC Voltage Rating | 110.0 VOLTS NOMINAL |
| Pointer Type | INDICATING SINGLE POINTER |
| 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 |
|---|---|
| 540-287-390-777-005 PRIMARY | Emerson Automation Solutions Final Control Us Lp (USA) |
| Reference | Meaning |
|---|---|
| 540-287-390-777 | C/1 Advisory reference — outside the item-of-supply concept Emerson Automation Solutions Final Control Us Lp |
| D777-91-001 | D/9 Drawing number reference only Emerson Automation Solutions Final Control Us Lp |
NSN 4810-01-434-3976 is a Indicator,valve Opening, manufactured by Emerson Automation Solutions Final Control Us Lp, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-434-3976 has 1 manufacturer part number on file: 540-287-390-777-005 (Emerson Automation Solutions Final Control Us Lp).
Key specifications for 540-287-390-777-005: Phase: SINGLE; AC Voltage Rating: 110.0 VOLTS NOMINAL; Current Type: AC; DC Voltage Rating: 110.0 VOLTS NOMINAL. 5 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.