The Reducer,pipe, cataloged under National Stock Number 4730-00-511-9789, 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 Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy. Government technical data includes 9 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-00-511-9789 |
| Primary Part Number | A315229-4 |
| Item Name | Reducer,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 1.500 INCHES FIRST END1.500 INCHES FIRST END IN |
| Nominal Pipe Size Accommodated | 0.500 INCHES SECOND END0.500 INCHES SECOND END IN |
| Connection Style | SOCKET (PIPE) ALL ENDSSOCKET (PIPE) ALL ENDS |
| Nominal Overall Length | 2.000 INCHES2.000 INCHES IN |
| Connection Type | UNTHREADED INTERNAL PIPE ALL ENDSUNTHREADED INTERNAL PIPE ALL ENDS |
| Operating Pressure | 4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE4000.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSEHYDRAULIC FLUID SINGLE RESPONSE |
| 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 |
| Part Number | Manufacturer |
|---|---|
| A315229-4 PRIMARY | Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy (USA) |
| Reference | Meaning |
|---|---|
| A315229-4 | 5/2 Secondary reference U.S. Government activity |
| A315229-4 | 5/9 Secondary reference Flowserve Inc |
NSN 4730-00-511-9789 is a Reducer,pipe, manufactured by Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-511-9789 has 1 manufacturer part number on file: A315229-4 (Ati Ladish Llc Dba Ati Wah Chang Div Ati Forged Products - Cudahy).
Key specifications for A315229-4: Nominal Pipe Size Accommodated: 1.500 INCHES FIRST END1.500 INCHES FIRST END IN; Nominal Pipe Size Accommodated: 0.500 INCHES SECOND END0.500 INCHES SECOND END IN; Connection Style: SOCKET (PIPE) ALL ENDSSOCKET (PIPE) ALL ENDS; Nominal Overall Length: 2.000 INCHES2.000 INCHES IN. 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.