The Tubing,nonmetallic, cataloged under National Stock Number 4720-01-155-0227, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is The Boeing Company Div Defense. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-155-0227 |
| Primary Part Number | ST7M289-08-0115 |
| Item Name | Tubing,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Measuring Method and Length | 11.625 INCHES NOMINAL OVERALL IN |
| Temp Rating | -65.0 FAHRENHEIT AND 400.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Criticality Code Justification | FEAT |
| Flexibility | FLEXIBLE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.444 INCHES NOMINAL IN |
| Inside Diameter | 0.414 INCHES NOMINAL IN |
| Inside Surface Condition | CONVOLUTED |
| Hydrostatic Test Pressure | 10.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Material | PLASTIC POLYAMIDE NYLON TUBE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| ST7M289-08-0115 PRIMARY | The Boeing Company Div Defense (USA) |
| HS104-08-115 | Hydraflow (USA) |
| Reference | Meaning |
|---|---|
| ST7M289 | D/9 Drawing number reference only The Boeing Company Div Defense |
| 10111203 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| CRN1689-08-0115 | 5/9 Secondary reference Safran Electrical Components Usa, Inc Div Safran Electrical Components Usa |
| HS102-08-0115 | 5/9 Secondary reference Hydraflow |
NSN 4720-01-155-0227 is a Tubing,nonmetallic, manufactured by The Boeing Company Div Defense, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-155-0227 has 2 manufacturer part numbers on file: ST7M289-08-0115 (The Boeing Company Div Defense), HS104-08-115 (Hydraflow).
Key specifications for ST7M289-08-0115: Measuring Method and Length: 11.625 INCHES NOMINAL OVERALL IN; Temp Rating: -65.0 FAHRENHEIT AND 400.0 FAHRENHEIT SINGLE RESPONSE DEGF; Criticality Code Justification: FEAT; Flexibility: FLEXIBLE. 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.