The Coupling,boss, cataloged under National Stock Number 4730-01-246-6215, 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 Huntington Ingalls Inc Div Newport News Shipbuilding. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Coupling,boss |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Huntington Ingalls Inc Div Newport News Shipbuilding (CAGE 43689) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-246-6215 |
| Primary Part Number | 2400080 |
| Item Name | Coupling,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Part Number | Manufacturer |
|---|---|
| 2400080 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 517 5530881 | D/9 Drawing number reference only Naval Sea Systems Command |
| 517-5530881 ITEM F18 | 5/2 Secondary reference U.S. Government activity |
| 517-5530881 ITE | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 6558-468 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4730-01-246-6215 is a Coupling,boss, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-246-6215 has 1 manufacturer part number on file: 2400080 (Huntington Ingalls Inc Div Newport News Shipbuilding).
1 possible match (shared part number, not a government interchangeability claim): 4730-01-247-1505. Verify interchangeability with system specifications before substitution.
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.