The Reducer,pipe, cataloged under National Stock Number 4730-01-604-4027, 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 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-604-4027 |
| Item Name | Reducer,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 1.500 INCHES SECOND END IN |
| Nominal Pipe Size Accommodated | 3.000 INCHES FIRST END IN |
| Connection Style | SOCKET (PIPE) ALL ENDS |
| Nominal Overall Length | 4.720 INCHES IN |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDS |
| Material Document and Classification | MIL-T-16420K MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pipe Wall Thickness Designation for Which Designed | STANDARD ALL ENDS |
| Material | COPPER ALLOY 715 OVERALL |
| Reference Number Differentiating Characteristics | AS DIFFERENTIATED BY MATERIAL |
| 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 |
|---|---|
| MSSSP119(CL-MARINE)3X1.5CUNI70/- | 3/1 Design control — primary reference Manufacturers Standardization Society of the Valve and Fittings Industry Inc |
NSN 4730-01-604-4027 is a Reducer,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-604-4027: Nominal Pipe Size Accommodated: 1.500 INCHES SECOND END IN; Nominal Pipe Size Accommodated: 3.000 INCHES FIRST END IN; Connection Style: SOCKET (PIPE) ALL ENDS; Nominal Overall Length: 4.720 INCHES IN. 10 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.