The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-040-0590, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Smiths Tubular Systems-Laconia, Inc.. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4720-01-040-0590 |
| Primary Part Number | 400909M0366-270 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Smiths Tubular Systems-Laconia, Inc. |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES FIRST END |
| Measuring Method and Length | 36.750 INCHES NOMINAL WORKING IN |
| Temp Rating | -65.0 FAHRENHEIT AND 190.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flange Thickness | 0.359 INCHES NOMINAL FIRST END IN |
| Minimum Inside Bending Radius | 4.500 INCHES IN |
| Connection Style | RAISED SWIVEL FIRST END |
| End Connection Design | ELBOW FIRST END |
| Layer Composition and Location | 1ST LAYER POLYTETRAFLUOROETHYLENE IMPREGNATED GLASS FIBER AND 2ND LAYER MOLDED POLYTETRAFLUOROETHYLENE AND OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Angle Between Rigid Elbow Fittings in Deg | 270.0 |
| Connection Type | RAISED FACE FLANGE FIRST END |
| Bolt Hole Diameter | 0.266 INCHES NOMINAL FIRST END IN |
| Cross-Sectional Shape Style | ROUND |
| Operating Pressure | 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Flange Length | 2.375 INCHES NOMINAL FIRST END IN |
| Inside Diameter | 1.500 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Bolt Hole Quantity | 4 FIRST END |
| Center to Center Distance Between Bolt Holes Along Length | 1.812 INCHES NOMINAL FIRST END IN |
| Raised Face Diameter | 2.135 INCHES NOMINAL FIRST END IN |
| Center to Center Distance Between Bolt Holes Along Width | 1.812 INCHES NOMINAL FIRST END IN |
| Flange Width | 2.375 INCHES NOMINAL FIRST END IN |
| Hydrostatic Test Pressure | 450.0 POUNDS PER SQUARE INCH LBS |
| Burst Test Pressure | 600.0 POUNDS PER SQUARE INCH LBS |
| Flange Style | RECTANGULAR (INCLUDES SQUARE) FIRST END |
| End Flange Construction | SPLIT FIRST END |
| 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 |
|---|---|
| 400909M0366-270 PRIMARY | Smiths Tubular Systems-Laconia, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 204-43066 | D/9 Drawing number reference only U.S. Government activity |
| 582R538H03 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4720-01-040-0590 is a Hose Assembly,nonmetallic, manufactured by Smiths Tubular Systems-Laconia, Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-040-0590 has 1 manufacturer part number on file: 400909M0366-270 (Smiths Tubular Systems-Laconia, Inc.).
Key specifications for 400909M0366-270: Flow Angle: 90.0 DEGREES FIRST END; Measuring Method and Length: 36.750 INCHES NOMINAL WORKING IN; Temp Rating: -65.0 FAHRENHEIT AND 190.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flange Thickness: 0.359 INCHES NOMINAL FIRST END IN. 25 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.