The Reducer,hose, cataloged under National Stock Number 4730-00-469-0282, 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 Sea Systems Command. Government technical data includes 13 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-469-0282 |
| Primary Part Number | 490993PCL |
| Item Name | Reducer,hose |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Connection Style | GASKET SEAL (HOSE) FIRST END |
| Connection Style | PLAIN (HOSE) SECOND END |
| Nominal Overall Length | 1.688 INCHES IN |
| Connection Type | THREADED INTERNAL HOSE FIRST END |
| Connection Type | THREADED EXTERNAL HOSE SECOND END |
| Material Document and Classification | MIL-B-16541 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.750 INCHES SECOND END IN |
| Nominal Thread Size | 1.500 INCHES FIRST END IN |
| Thread Quantity Per Inch | 11-1/2 SECOND END |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPSH FIRST END |
| Thread Series Designator | NH SECOND 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 |
|---|---|
| 490993PCL PRIMARY | Naval Sea Systems Command (USA) |
| 151138PCEE PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 62062PCL | 3/2 Design control — primary reference U.S. Government activity |
| 151138PCEE | 5/9 Secondary reference U.S. Government activity |
| 18547PCEE | 3/2 Design control — primary reference U.S. Government activity |
| 490993PCL | 5/9 Secondary reference U.S. Government activity |
NSN 4730-00-469-0282 is a Reducer,hose, manufactured by Naval Sea Systems Command, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-469-0282 has 2 manufacturer part numbers on file: 490993PCL (Naval Sea Systems Command), 151138PCEE (Naval Sea Systems Command).
Key specifications for 490993PCL: Connection Style: GASKET SEAL (HOSE) FIRST END; Connection Style: PLAIN (HOSE) SECOND END; Nominal Overall Length: 1.688 INCHES IN; Connection Type: THREADED INTERNAL HOSE FIRST END. 13 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.