The Reducer,pipe, cataloged under National Stock Number 4730-01-341-7572, 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 Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division. Government technical data includes 13 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through both NSN and commercial part number lookups. 8 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-341-7572 |
| Primary Part Number | 1 1/4XFF-B |
| Item Name | Reducer,pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Connection Style | PLAIN (PIPE) FIRST END |
| Connection Style | PLAIN (PIPE) SECOND END |
| Nominal Overall Length | 2.280 INCHES IN |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Nominal Thread Size | 1.250 INCHES FIRST END IN |
| Nominal Thread Size | 1.000 INCHES SECOND END IN |
| Specification/standard Data | 81343-J514 GOVERNMENT STANDARD |
| Nondefinitive Spec/std Data | 38 FIGURE |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPTF SECOND END |
| Thread Series Designator | NPTF FIRST END |
| 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 |
|---|---|
| 1 1/4XFF-B PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| SAE J514-3 20-16 140137B PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE J514 20-16 140137B | 5/9 Secondary reference Sae International Dba Sae International |
| SAE-J514-3 | 3/1 Design control — primary reference Sae International Dba Sae International |
| SAE-J514 | 5/9 Secondary reference Sae International Dba Sae International |
| 1 1/4XFF-B | 5/9 Secondary reference U.S. Government activity |
| J514 | 5/9 Secondary reference U.S. Government activity |
| 20-16-140137-B | 3/9 Design control — primary reference U.S. Government activity |
| 20-16-140137-B | 5/9 Secondary reference Sae International Dba Sae International |
| J514 | 5/1 Secondary reference Sae International Dba Sae International |
NSN 4730-01-341-7572 is a Reducer,pipe, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-341-7572 has 2 manufacturer part numbers on file: 1 1/4XFF-B (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), SAE J514-3 20-16 140137B (Sae International Dba Sae International).
Key specifications for 1 1/4XFF-B: Connection Style: PLAIN (PIPE) FIRST END; Connection Style: PLAIN (PIPE) SECOND END; Nominal Overall Length: 2.280 INCHES IN; Connection Type: THREADED EXTERNAL PIPE SECOND END. 13 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.