The Plug,metering Valve, cataloged under National Stock Number 4730-00-040-9045, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Woodward, Inc. Div Fuel Systems and Controls. Government technical data includes 1 specification, 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-040-9045 |
| Primary Part Number | 3439-030 |
| Item Name | Plug,metering Valve |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Woodward, Inc. Div Fuel Systems and Controls |
| Status | ACTIVE |
| General Characteristics Item Description | MATERIAL ALUMINUM ALLOY,O/A DIM. 0.745 IN. MIN TO 0.748 IN. MAX DIA BY 0.260 IN. MIN TO 0.270 IN. MAX THK IN |
| 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 |
|---|---|
| 3439-030 PRIMARY | Woodward, Inc. Div Fuel Systems and Controls (USA) |
NSN 4730-00-040-9045 is a Plug,metering Valve, manufactured by Woodward, Inc. Div Fuel Systems and Controls, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-040-9045 has 1 manufacturer part number on file: 3439-030 (Woodward, Inc. Div Fuel Systems and Controls).
1 possible match (shared part number, not a government interchangeability claim): 1430-01-007-9571. Verify interchangeability with system specifications before substitution.
Key specifications for 3439-030: General Characteristics Item Description: MATERIAL ALUMINUM ALLOY,O/A DIM. 0.745 IN. MIN TO 0.748 IN. MAX DIA BY 0.260 IN. MIN TO 0.270 IN. MAX THK 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.