The Reducer,pipe, cataloged under National Stock Number 4730-01-042-9049, 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 11 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-042-9049 |
| Item Name | Reducer,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 6.000 INCHES SECOND END IN |
| Nominal Pipe Size Accommodated | 10.000 INCHES FIRST END IN |
| Connection Style | GROOVED (PIPE) ALL ENDS |
| Nominal Overall Length | 6.000 INCHES IN |
| Connection Type | UNTHREADED EXTERNAL PIPE ALL ENDS |
| Operating Pressure | 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Specification/standard Data | 81349-MIL-P-10388 GOVERNMENT SPECIFICATION |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE STD ALL ENDS |
| Media for Which Designed | WATER-OIL-GAS SINGLE RESPONSE |
| Material | IRON 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 |
| Reference | Meaning |
|---|---|
| MIL-P-10388 | 4/1 Identification reference U.S. Government activity |
| B-19-CA-1-C-6A | 5/1 Secondary reference Victaulic Company of America Inc Dba Victaulic Company of America |
| M10388-B19CA1C6A | 2/2 Government specification standardization U.S. Government activity |
| 50-10X6 | 5/1 Secondary reference Victaulic Company of America Inc Dba Victaulic Company of America |
NSN 4730-01-042-9049 is a Reducer,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-042-9049: Nominal Pipe Size Accommodated: 6.000 INCHES SECOND END IN; Nominal Pipe Size Accommodated: 10.000 INCHES FIRST END IN; Connection Style: GROOVED (PIPE) ALL ENDS; Nominal Overall Length: 6.000 INCHES IN. 11 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.