The Tubing,nonmetallic, cataloged under National Stock Number 4720-01-406-4756, 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 15 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-406-4756 |
| Primary Part Number | F4040A-5/8IDX7/8ODX12FT |
| Item Name | Tubing,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Saint-Gobain Performance Plastics |
| Status | ACTIVE |
| Measuring Method and Length | 144.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | -35.0 FAHRENHEIT AND 165.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flexibility | FLEXIBLE |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.875 INCHES NOMINAL IN |
| Operating Pressure | 27.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS |
| Exterior Color | YELLOW, TRANSPARENT |
| Inside Diameter | 0.625 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Minimum Tensile Strength | 1821 POUNDS PER SQUARE INCH LBS |
| Media for Which Designed | FUEL/OIL, HYDROCARBON AND WATER, SALT SINGLE RESPONSE |
| Hydrostatic Test Pressure | 54.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Burst Test Pressure | 108.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Material | PLASTIC TUBE |
| Nonmetallic Hardness Rating | 57.0 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 |
|---|---|
| F4040A-5/8IDX7/8ODX12FT PRIMARY | Saint-Gobain Performance Plastics (USA) |
| Reference | Meaning |
|---|---|
| 6097370 | D/9 Drawing number reference only Naval Sea Systems Command |
| 6097370-002 | 5/9 Secondary reference Naval Sea Systems Command |
| F4040A 5/8ID 7/8OD | 5/9 Secondary reference Saint-Gobain Performance Plastics Corporation Dba Saint Gobain Performance Plastics Corp Div Life Sciences |
| F4040A 5/8ID | 5/9 Secondary reference U.S. Government activity |
NSN 4720-01-406-4756 is a Tubing,nonmetallic, manufactured by Saint-Gobain Performance Plastics, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-406-4756 has 1 manufacturer part number on file: F4040A-5/8IDX7/8ODX12FT (Saint-Gobain Performance Plastics).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-406-4758. Verify interchangeability with system specifications before substitution.
Key specifications for F4040A-5/8IDX7/8ODX12FT: Measuring Method and Length: 144.000 INCHES NOMINAL OVERALL IN; Temp Rating: -35.0 FAHRENHEIT AND 165.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flexibility: FLEXIBLE; Cross-Sectional Shape Style: ROUND. 15 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.