The Reducer,pipe, cataloged under National Stock Number 4730-00-461-1545, 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 14 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-00-461-1545 |
| Item Name | Reducer,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 0.250 INCHES FIRST END0.250 INCHES FIRST END IN |
| Nominal Pipe Size Accommodated | 1.500 INCHES SECOND END1.500 INCHES SECOND END IN |
| Connection Style | PLAIN (PIPE) SECOND ENDPLAIN (PIPE) SECOND END |
| Connection Style | SOCKET (PIPE) FIRST ENDSOCKET (PIPE) FIRST END |
| Nominal Overall Length | 2.000 INCHES2.000 INCHES IN |
| Connection Type | UNTHREADED EXTERNAL PIPE SECOND ENDUNTHREADED EXTERNAL PIPE SECOND END |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST ENDUNTHREADED INTERNAL PIPE FIRST END |
| Material Document and Classification | ASTM-A-108 GR 1018 OR 1020 ASSN STD SINGLE MATERIAL RESPONSE OVERALLASTM-A-108 GR 1018 OR 1020 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Operating Pressure | 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Maximum Operating Temp | 100.0 FAHRENHEIT SINGLE RESPONSE100.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE STD FIRST ENDSCHEDULE STD FIRST END |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE STD SECOND ENDSCHEDULE STD SECOND END |
| Material | STEEL OVERALLSTEEL OVERALL |
| Reducer Type | CONCENTRICCONCENTRIC |
| 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 |
|---|---|
| B316330-14 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-00-461-1545 is a Reducer,pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-00-461-1545: Nominal Pipe Size Accommodated: 0.250 INCHES FIRST END0.250 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 1.500 INCHES SECOND END1.500 INCHES SECOND END IN; Connection Style: PLAIN (PIPE) SECOND ENDPLAIN (PIPE) SECOND END; Connection Style: SOCKET (PIPE) FIRST ENDSOCKET (PIPE) FIRST END. 14 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.