The Connector Fitting, cataloged under National Stock Number 4730-01-285-4145, 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 Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Connector Fitting |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (CAGE 30003); Rhimco Industries, Inc. Dba Rhimco Industries Inc (CAGE 57094) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-285-4145 |
| Primary Part Number | 302AS221 |
| Item Name | Connector Fitting |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 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 |
|---|---|
| 302AS221 PRIMARY | Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier (USA) |
| MT92052 | Rhimco Industries, Inc. Dba Rhimco Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 302AS221 | 5/1 Secondary reference Marvin Engineering Co, Inc |
| 302AS221 | 5/1 Secondary reference B and W Service and Supply Co |
| 302AS221 | 5/9 Secondary reference Freund Precision Inc |
NSN 4730-01-285-4145 is a Connector Fitting, manufactured by Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-285-4145 has 2 manufacturer part numbers on file: 302AS221 (Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier), MT92052 (Rhimco Industries, Inc. Dba Rhimco Industries Inc).
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.