The Coupling,atomizer, cataloged under National Stock Number 4530-00-383-7889, is classified within Federal Supply Class 4530 (Fuel Burning Equipment Units) of the Plumbing, Heating, and Waste Disposal group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4530-00-383-7889 |
| Item Name | Coupling,atomizer |
| FSC / FSG | 4530 / 45 — Fuel Burning Equipment Units |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL,CADMIUM PLATED; 4.585 IN. O/A LG; 1.583 IN. O/A H; FIRST END 1.780 IN. ACROSS FLATS; 3/4 IN.-14 NPT; OTHER END 1.780 IN. OD; 0.500 IN. ID; RECESSED 0.713 IN. DIA,0.147 IN. DEEP; GROOVED 1.475 IN. DIA,0.172 IN. DEEP IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 1184F1-84 | C/1 Advisory reference — outside the item-of-supply concept The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
| 1184F1-84 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 1187F1-84 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| MX-243766 PIECE 84 | C/1 Advisory reference — outside the item-of-supply concept The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
| MS262348 | 5/9 Secondary reference Babcock & Wilcox Co |
| 1003709 | 3/9 Design control — primary reference The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
| B66991 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| MX243189-84 | 5/9 Secondary reference Babcock & Wilcox Co |
| MX-242266-3 PIECE 84 | C/1 Advisory reference — outside the item-of-supply concept The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
| MX-261193-3 PIECE 84 | C/1 Advisory reference — outside the item-of-supply concept The Babcock & Wilcox Company Dba B & W Service Co Div B&w Service Company |
| 1003709 | C/1 Advisory reference — outside the item-of-supply concept Babcock & Wilcox Co |
NSN 4530-00-383-7889 is a Coupling,atomizer, classified under FSC 4530, Fuel Burning Equipment Units. Status: active.
Key specifications for 4530-00-383-7889: General Characteristics Item Description: STEEL,CADMIUM PLATED; 4.585 IN. O/A LG; 1.583 IN. O/A H; FIRST END 1.780 IN. ACROSS FLATS; 3/4 IN.-14 NPT; OTHER END 1.780 IN. OD; 0.500 IN. ID; RECESSED 0.713 IN. DIA,0.147 IN. DEEP; GROOVED 1.475 IN. DIA,0.172 IN. DEEP 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.