The Nozzle,oil Burner,pressure Atomi, cataloged under National Stock Number 4530-01-021-5678, is classified within Federal Supply Class 4530 (Fuel Burning Equipment Units) of the Plumbing, Heating, and Waste Disposal group. The manufacturer of record is Todd Combustion Inc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4530-01-021-5678 |
| Primary Part Number | 37498N3-2-32 |
| Item Name | Nozzle,oil Burner,pressure Atomi |
| FSC / FSG | 4530 / 45 — Fuel Burning Equipment Units |
| Manufacturer | Todd Combustion Inc |
| Status | ACTIVE |
| Spray Type | HOLLOW |
| Overall Diameter | 1.494 INCHES MINIMUM AND 1.495 INCHES MAXIMUM IN |
| Spray Angle in Deg | 33.0 |
| Adapter | NOT INCLUDED |
| Connection Thread Location | INTERNAL |
| Strainer Provision | NOT INCLUDED |
| Thread Size | 1-1/8-12 |
| Screw Thread Series Designator | UNF |
| Material | STEEL LOCATION NOT OTHERWISE SPECIFIED |
| Filter | NOT INCLUDED |
| 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 |
|---|---|
| 37498N3-2-32 PRIMARY | Todd Combustion Inc (USA) |
| Reference | Meaning |
|---|---|
| 37498N3-2-32 | 5/9 Secondary reference Vigor Shipyards, Llc Div Vigor Shipyards, Inc. |
NSN 4530-01-021-5678 is a Nozzle,oil Burner,pressure Atomi, manufactured by Todd Combustion Inc, classified under FSC 4530, Fuel Burning Equipment Units. Status: active.
NSN 4530-01-021-5678 has 1 manufacturer part number on file: 37498N3-2-32 (Todd Combustion Inc).
Key specifications for 37498N3-2-32: Spray Type: HOLLOW; Overall Diameter: 1.494 INCHES MINIMUM AND 1.495 INCHES MAXIMUM IN; Spray Angle in Deg: 33.0; Adapter: NOT INCLUDED. 10 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.