The Reducer,tube, cataloged under National Stock Number 4730-00-908-9804, 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 Eaton Corporation Dba Eaton Inoac Div Eaton. Government technical data includes 16 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 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 | 4730-00-908-9804 |
| Primary Part Number | 175024 |
| Item Name | Reducer,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Eaton Corporation Dba Eaton Inoac Div Eaton |
| Status | ACTIVE |
| Connection Style | GASKET SEAL, COMPRESSION (TUBE) SECOND END |
| Connection Style | PLAIN (TUBE) FIRST END |
| Nominal Overall Length | 3.281 INCHES IN |
| Connection Type | THREADED EXTERNAL TUBE ALL ENDS |
| Nominal Outside Diameter Tube Accommodated | 2.750 INCHES FIRST END IN |
| Nominal Outside Diameter Tube Accommodated | 2.188 INCHES SECOND END IN |
| Nominal Thread Size | 2.375 INCHES SECOND END IN |
| Nominal Thread Size | 3.063 INCHES FIRST END IN |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 2A ALL ENDS A |
| Thread Quantity Per Inch | 16 SECOND END |
| Thread Quantity Per Inch | 12 FIRST END |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Series Designator | UN SECOND END |
| Thread Series Designator | UNS FIRST END |
| Reducer Type | CONCENTRIC |
| 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 |
|---|---|
| 175024 PRIMARY | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
NSN 4730-00-908-9804 is a Reducer,tube, manufactured by Eaton Corporation Dba Eaton Inoac Div Eaton, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-908-9804 has 1 manufacturer part number on file: 175024 (Eaton Corporation Dba Eaton Inoac Div Eaton).
1 possible match (shared part number, not a government interchangeability claim): 4330-01-332-0849. Verify interchangeability with system specifications before substitution.
Key specifications for 175024: Connection Style: GASKET SEAL, COMPRESSION (TUBE) SECOND END; Connection Style: PLAIN (TUBE) FIRST END; Nominal Overall Length: 3.281 INCHES IN; Connection Type: THREADED EXTERNAL TUBE ALL ENDS. 16 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.