The Coupling Assembly,tube,flexible, cataloged under National Stock Number 4730-01-414-1244, 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 Arrowhead Products Corp. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-414-1244 |
| Primary Part Number | 300593-23 |
| Item Name | Coupling Assembly,tube,flexible |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Arrowhead Products Corp |
| Status | ACTIVE |
| Working Temp and Service Type | 315.0 DEG FAHRENHEIT MAXIMUM AIR |
| Tube Outside Diameter for Which Designed | 2.500 INCHES NOMINAL IN |
| Style Designator | FLEXIBLE COUPLING ASSEMBLY |
| Outside Diameter | 2.850 INCHES NOMINAL IN |
| Material | RUBBER CHLOROPRENE CLASS CR AND GLASS |
| Working Pressure and Service Type | 35.0 POUNDS PER SQUARE INCH (PSI) NOMINAL AIR LBS |
| 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 |
|---|---|
| 300593-23 PRIMARY | Arrowhead Products Corp (USA) |
| 300593-23 | The Boeing Company Div Legacy Am&m (USA) |
| 316022-0250 PRIMARY | Rcf Technologies Inc (USA) |
| LE271-0063-0250 | The Boeing Company Div Legacy Am&m (USA) |
| Reference | Meaning |
|---|---|
| LE271-0063 | 7/1 Vendor item drawing reference The Boeing Company Div Legacy Am&m |
NSN 4730-01-414-1244 is a Coupling Assembly,tube,flexible, manufactured by Arrowhead Products Corp, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-414-1244 has 4 manufacturer part numbers on file: 300593-23 (Arrowhead Products Corp), 300593-23 (The Boeing Company Div Legacy Am&m), 316022-0250 (Rcf Technologies Inc), LE271-0063-0250 (The Boeing Company Div Legacy Am&m).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-415-2542. Verify interchangeability with system specifications before substitution.
Key specifications for 300593-23: Working Temp and Service Type: 315.0 DEG FAHRENHEIT MAXIMUM AIR; Tube Outside Diameter for Which Designed: 2.500 INCHES NOMINAL IN; Style Designator: FLEXIBLE COUPLING ASSEMBLY; Overall Length: 3.400 INCHES NOMINAL IN. 6 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.