The Tubing,nonmetallic, cataloged under National Stock Number 4720-01-179-4378, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Saint-Gobain Performance Plastics. Government technical data includes 11 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-179-4378 |
| Primary Part Number | E36031/4IDX3/8ODX4 1/4LG |
| Item Name | Tubing,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Saint-Gobain Performance Plastics |
| Status | ACTIVE |
| Measuring Method and Length | 4.250 INCHES NOMINAL OVERALL IN |
| Temp Rating | -58.0 FAHRENHEIT AND 165.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flexibility | FLEXIBLE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.375 INCHES NOMINAL IN |
| Exterior Color | CLEAR |
| Inside Diameter | 0.250 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Minimum Tensile Strength | 1650 POUNDS PER SQUARE INCH LBS |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE TUBE |
| Nonmetallic Hardness Rating | 55.0 NOMINAL SHORE DUROMETER A |
| 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 |
|---|---|
| E36031/4IDX3/8ODX4 1/4LG PRIMARY | Saint-Gobain Performance Plastics (USA) |
| Reference | Meaning |
|---|---|
| HS4546 | D/9 Drawing number reference only Mcdonnell Douglas Helicopter Co Inc |
| HS4546-2-0044 | 3/9 Design control — primary reference Mcdonnell Douglas Helicopter Co Inc |
| R36031/4IDX3/8ODX4 1/4LG | 5/9 Secondary reference Saint-Gobain Performance Plastics |
| R-3603X0.375X0.062X0044LG | 5/9 Secondary reference Ryan Herco Products Corp |
NSN 4720-01-179-4378 is a Tubing,nonmetallic, manufactured by Saint-Gobain Performance Plastics, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-179-4378 has 1 manufacturer part number on file: E36031/4IDX3/8ODX4 1/4LG (Saint-Gobain Performance Plastics).
5 possible matches (shared part number, not a government interchangeability claim): 4720-01-179-4379, 4720-01-271-6958, 4720-01-399-4235. Verify interchangeability with system specifications before substitution.
Key specifications for E36031/4IDX3/8ODX4 1/4LG: Measuring Method and Length: 4.250 INCHES NOMINAL OVERALL IN; Temp Rating: -58.0 FAHRENHEIT AND 165.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flexibility: FLEXIBLE; Cross-Sectional Shape Style: ROUND. 11 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.