The Reducer,pipe, cataloged under National Stock Number 4730-01-247-1505, 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. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-247-1505 |
| Primary Part Number | 2400632 |
| Item Name | Reducer,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Huntington Ingalls Inc Div Newport News Shipbuilding |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 2.500 INCHES FIRST END IN |
| Nominal Pipe Size Accommodated | 1.000 INCHES SECOND END IN |
| Connection Style | BEVELED (PIPE) ALL ENDS |
| Nominal Overall Length | 3.520 INCHES IN |
| Connection Type | BUTT WELD PIPE ALL ENDS |
| Material Document and Classification | CUN70-30 MFR REF SINGLE MATERIAL RESPONSE OVERALL |
| Operating Pressure | 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE STD FIRST END |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE 160 SECOND END |
| Media for Which Designed | WATER-OIL-GAS FIRST RESPONSE |
| Media for Which Designed | FLUID SECOND RESPONSE |
| Material | NICKEL ALLOY OR COPPER ALLOY OVERALL |
| 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 |
|---|---|
| 517-5530881 ITEM F21 | Naval Sea Systems Command (USA) |
| 2400632 PRIMARY | Huntington Ingalls Inc Div Newport News Shipbuilding (USA) |
| Reference | Meaning |
|---|---|
| 517-5530881 | D/9 Drawing number reference only Naval Sea Systems Command |
| 6558-468 | D/9 Drawing number reference only Huntington Ingalls Inc Div Newport News Shipbuilding |
NSN 4730-01-247-1505 is a Reducer,pipe, manufactured by Huntington Ingalls Inc Div Newport News Shipbuilding, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-247-1505 has 2 manufacturer part numbers on file: 517-5530881 ITEM F21 (Naval Sea Systems Command), 2400632 (Huntington Ingalls Inc Div Newport News Shipbuilding).
Key specifications for 2400632: Nominal Pipe Size Accommodated: 2.500 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 1.000 INCHES SECOND END IN; Connection Style: BEVELED (PIPE) ALL ENDS; Nominal Overall Length: 3.520 INCHES IN. 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.