The Coupling Assembly,tube,flexible, cataloged under National Stock Number 4730-01-181-6797, 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 Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc. Government technical data includes 6 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-181-6797 |
| Primary Part Number | 10A410-200-1P |
| Item Name | Coupling Assembly,tube,flexible |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc |
| Status | ACTIVE |
| Working Temp and Service Type | 200.0 DEG FAHRENHEIT NOMINAL AIR AND 200.0 DEG FAHRENHEIT NOMINAL OIL AND 200.0 DEG FAHRENHEIT NOMINAL GAS AND 200.0 DEG FAHRENHEIT NOMINAL JET FUEL |
| Tube Outside Diameter for Which Designed | 2.000 INCHES NOMINAL IN |
| Style Designator | FLEXIBLE COUPLING ASSEMBLY |
| Outside Diameter | 3.297 INCHES NOMINAL IN |
| Material | STEEL COMP 321 |
| Working Pressure and Service Type | 331.0 POUNDS PER SQUARE INCH (PSI) NOMINAL AIR AND 331.0 POUNDS PER SQUARE INCH (PSI) NOMINAL OIL AND 331.0 POUNDS PER SQUARE INCH (PSI) NOMINAL GAS AND 331.0 POUNDS PER SQUARE INCH (PSI) NOMINAL JET FUEL 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 |
|---|---|
| 10A410-200-1P PRIMARY | Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc (USA) |
| 74B830089-101 | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 74B830089 | 7/1 Vendor item drawing reference The Boeing Company Div Defense |
| 10A410-200 | 5/9 Secondary reference Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc |
NSN 4730-01-181-6797 is a Coupling Assembly,tube,flexible, manufactured by Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-181-6797 has 2 manufacturer part numbers on file: 10A410-200-1P (Rsa Engineered Products, Llc Dba Rsa Engineered Products Llc), 74B830089-101 (The Boeing Company Div Defense).
Key specifications for 10A410-200-1P: Working Temp and Service Type: 200.0 DEG FAHRENHEIT NOMINAL AIR AND 200.0 DEG FAHRENHEIT NOMINAL OIL AND 200.0 DEG FAHRENHEIT NOMINAL GAS AND 200.0 DEG FAHRENHEIT NOMINAL JET FUEL; Tube Outside Diameter for Which Designed: 2.000 INCHES NOMINAL IN; Style Designator: FLEXIBLE COUPLING ASSEMBLY; Overall Length: 2.730 INCHES MINIMUM AND 2.766 INCHES MAXIMUM 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.