The Reducer,pipe, cataloged under National Stock Number 4730-01-398-4600, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 9 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-398-4600 |
| Item Name | Reducer,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 1.250 INCHES FIRST END IN |
| Connection Style | SOCKET (PIPE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Nominal Thread Size | 1.500 INCHES SECOND END IN |
| Material | PLASTIC OVERALL |
| Thread Series Designator | NPT 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 |
| Reference | Meaning |
|---|---|
| 103 1 1/2 X 1 1/4 | 3/9 Design control — primary reference Charlotte Pipe and Foundry Co Plastics Div |
| 103 1 1/2 X 1 1/4 | 5/9 Secondary reference Hall and Knight Co |
| 103 | 5/9 Secondary reference Hall and Knight Co |
NSN 4730-01-398-4600 is a Reducer,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-398-4600: Nominal Pipe Size Accommodated: 1.250 INCHES FIRST END IN; Connection Style: SOCKET (PIPE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Connection Type: UNTHREADED INTERNAL PIPE FIRST END. 9 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.