The Tubing,nonmetallic, cataloged under National Stock Number 4720-01-656-2506, 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 Entwistle Company Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-656-2506 |
| Primary Part Number | 0418C08-0395-01 |
| Item Name | Tubing,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | The Entwistle Company Llc |
| Status | ACTIVE |
| Measuring Method and Length | 100.0 FEET NOMINAL OVERALL FT |
| Temp Rating | -40.0 FAHRENHEIT AND 300.0 FAHRENHEIT FIRST RESPONSE DEGF |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 0.38 INCHES NOMINAL IN |
| Exterior Color | BLACK |
| Inside Diameter | 0.25 INCHES NOMINAL IN |
| Material | RUBBER POLYETHYLENE OVERALL |
| Inner Conveying Tube Style | ANNULAR CLOSE-PITCH CORRUGATED |
| 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 |
|---|---|
| 0418C08-0395-01 PRIMARY | The Entwistle Company Llc (USA) |
| CS-250 PRIMARY | Electro-Term, Inc. Dba Electro Term Inc (USA) |
| Reference | Meaning |
|---|---|
| 0418C08-0395 | D/9 Drawing number reference only The Entwistle Company Llc |
NSN 4720-01-656-2506 is a Tubing,nonmetallic, manufactured by The Entwistle Company Llc, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-656-2506 has 2 manufacturer part numbers on file: 0418C08-0395-01 (The Entwistle Company Llc), CS-250 (Electro-Term, Inc. Dba Electro Term Inc).
Key specifications for 0418C08-0395-01: Measuring Method and Length: 100.0 FEET NOMINAL OVERALL FT; Temp Rating: -40.0 FAHRENHEIT AND 300.0 FAHRENHEIT FIRST RESPONSE DEGF; Cross-Sectional Shape Style: ROUND; Outside Diameter: 0.38 INCHES NOMINAL IN. 8 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.