The Reducer,pipe, cataloged under National Stock Number 4730-01-210-0345, 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 George Fischer Sloane, Inc.. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-210-0345 |
| Primary Part Number | 437-532 STYLE 1 |
| Item Name | Reducer,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | George Fischer Sloane, Inc. |
| Status | ACTIVE |
| Nominal Pipe Size Accommodated | 4.000 INCHES SECOND END IN |
| Nominal Pipe Size Accommodated | 6.000 INCHES FIRST END IN |
| Connection Style | SOCKET (PIPE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 5.938 INCHES IN |
| Connection Type | UNTHREADED INTERNAL PIPE FIRST END |
| Connection Type | UNTHREADED EXTERNAL PIPE SECOND END |
| Pipe Wall Thickness Designation for Which Designed | SCHEDULE 40 ALL ENDS |
| Material | PLASTIC 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 |
| Part Number | Manufacturer |
|---|---|
| 437-532 STYLE 1 PRIMARY | George Fischer Sloane, Inc. (USA) |
| 437-532 PRIMARY | Harrington Industrial Plastics Llc (USA) |
| Reference | Meaning |
|---|---|
| 437-532 | 5/9 Secondary reference Harrington Industrial Plastics, Inc |
NSN 4730-01-210-0345 is a Reducer,pipe, manufactured by George Fischer Sloane, Inc., classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-210-0345 has 2 manufacturer part numbers on file: 437-532 STYLE 1 (George Fischer Sloane, Inc.), 437-532 (Harrington Industrial Plastics Llc).
Key specifications for 437-532 STYLE 1: Nominal Pipe Size Accommodated: 4.000 INCHES SECOND END IN; Nominal Pipe Size Accommodated: 6.000 INCHES FIRST END IN; Connection Style: SOCKET (PIPE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END. 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.