The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-020-4423, 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 23 specifications, cited from the U.S. Government catalog. The record lists 3 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4720-01-020-4423 |
| Primary Part Number | 94378-24A |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Smiths Tubular Systems-Laconia, Inc. |
| Status | ACTIVE |
| Measuring Method and Length | 21.000 INCHES NOMINAL WORKING IN |
| Flange Thickness | 0.500 INCHES NOMINAL FIRST END IN |
| Minimum Inside Bending Radius | 12.875 INCHES IN |
| Connection Style | RAISED FIRST END |
| Flange Outside Diameter | 6.500 INCHES NOMINAL FIRST END IN |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | 1ST LAYER POLYTETRAFLUOROETHYLENE IMPREGNATED GLASS FIBER AND OUTER LAYER SPIRALLY LAID CORROSION RESISTANT STEEL WIRE |
| Connection Type | RAISED FACE FLANGE FIRST END |
| Bolt Hole Diameter | 0.750 INCHES NOMINAL FIRST END IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 2.417 INCHES NOMINAL IN |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Exterior Color | BLACK |
| Specification/standard Data | 81349-MIL-H-24592 GOVERNMENT SPECIFICATION |
| Inside Diameter | 1.937 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Bolt Hole Quantity | 8 FIRST END |
| Bolt Circle Diameter | 5.000 INCHES NOMINAL FIRST END IN |
| Raised Face Diameter | 3.625 INCHES NOMINAL FIRST END IN |
| Raised Face Height | 0.154 INCHES NOMINAL FIRST END IN |
| Media for Which Designed | FUEL/OIL, HYDROCARBON SINGLE RESPONSE |
| Flange Style | ROUND W / BOLT HOLES FIRST END |
| End Flange Construction | SOLID 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 |
|---|---|
| 94378-24A PRIMARY | Smiths Tubular Systems-Laconia, Inc. (USA) |
| 4201F32M350 | Air-Pro, Llc (USA) |
| 6601-24A PRIMARY | Transdigm Inc Div Adelwiggins Group (USA) |
| Reference | Meaning |
|---|---|
| 4201F32M350 | 5/9 Secondary reference Smiths Tubular Systems-Laconia, Inc. |
| MIL-H-24592 | 5/9 Secondary reference U.S. Government activity |
NSN 4720-01-020-4423 is a Hose Assembly,nonmetallic, manufactured by Smiths Tubular Systems-Laconia, Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-020-4423 has 3 manufacturer part numbers on file: 94378-24A (Smiths Tubular Systems-Laconia, Inc.), 4201F32M350 (Air-Pro, Llc), 6601-24A (Transdigm Inc Div Adelwiggins Group).
Key specifications for 94378-24A: Measuring Method and Length: 21.000 INCHES NOMINAL WORKING IN; Flange Thickness: 0.500 INCHES NOMINAL FIRST END IN; Minimum Inside Bending Radius: 12.875 INCHES IN; Connection Style: RAISED FIRST END. 23 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.