The Valve,butterfly, cataloged under National Stock Number 4810-01-534-6528, 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 14 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-01-534-6528 |
| Primary Part Number | 941-703-030-139-050 |
| Item Name | Valve,butterfly |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Emerson Automation Solutions Final Control Us Lp |
| Status | ACTIVE |
| Renewable Seat Ring Type | PRESSED-IN |
| Nominal Pipe Size Accommodated | 3.000 INCHES ALL ENDS IN |
| Connection Style | SOCKET ALL ENDS |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Style Designator | STRAIGHT THRU |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Valve Size | 3.000 INCHES IN |
| Bonnet Type | PACKING RETAINING |
| Material | NICKEL ALLOY FLOW CONTROL DEVICE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEAT |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR PACKING |
| Material | NICKEL ALLOY BODY |
| Material | STEEL CORROSION RESISTING STEM |
| Valve Operation Method | ELECTRIC MOTOR OR MANUAL |
| 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 |
|---|---|
| 941-703-030-139-050 PRIMARY | Emerson Automation Solutions Final Control Us Lp (USA) |
| Reference | Meaning |
|---|---|
| 703-030-139-050 | 5/1 Secondary reference Emerson Automation Solutions Final Control Us Lp |
| SM0002 | D/9 Drawing number reference only Emerson Automation Solutions Final Control Us Lp |
| MIL-V-22133 | 4/1 Identification reference U.S. Government activity |
NSN 4810-01-534-6528 is a Valve,butterfly, manufactured by Emerson Automation Solutions Final Control Us Lp, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-01-534-6528 has 1 manufacturer part number on file: 941-703-030-139-050 (Emerson Automation Solutions Final Control Us Lp).
Key specifications for 941-703-030-139-050: Renewable Seat Ring Type: PRESSED-IN; Nominal Pipe Size Accommodated: 3.000 INCHES ALL ENDS IN; Connection Style: SOCKET ALL ENDS; Connection Type: UNTHREADED INTERNAL PIPE ALL ENDS. 14 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.