The Seat,valve, cataloged under National Stock Number 4810-00-830-0294, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves group. The manufacturer of record is Portland Valve Llc. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-830-0294 |
| Primary Part Number | 002-0043-58 |
| Item Name | Seat,valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Portland Valve Llc |
| Status | ACTIVE |
| Body Outside Diameter | 1.750 INCHES NOMINAL IN |
| Style Designator | PLAIN |
| Body Inside Diameter | 1.000 INCHES NOMINAL IN |
| Material | PLASTIC POLYAMIDE NYLON OVERALL |
| Seat Angle in Deg | 0.750 NOMINAL |
| Seating Surface Shape | ANGULAR |
| 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 |
|---|---|
| 002-0043-58 PRIMARY | Portland Valve Llc (USA) |
| 0255EPC8 | Portland Valve Llc (USA) |
| Reference | Meaning |
|---|---|
| 002-0043-58 | C/1 Advisory reference — outside the item-of-supply concept Metso Automation Usa, Inc |
NSN 4810-00-830-0294 is a Seat,valve, manufactured by Portland Valve Llc, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-830-0294 has 2 manufacturer part numbers on file: 002-0043-58 (Portland Valve Llc), 0255EPC8 (Portland Valve Llc).
Key specifications for 002-0043-58: Overall Height: 0.312 INCHES NOMINAL IN; Body Outside Diameter: 1.750 INCHES NOMINAL IN; Style Designator: PLAIN; Body Inside Diameter: 1.000 INCHES NOMINAL IN. 6 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.