The Tubing,nonmetallic, cataloged under National Stock Number 4720-01-655-3498, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Daburn Wire & Cable Corp. Government technical data includes 14 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-655-3498 |
| Primary Part Number | DTT550-3/8 |
| Item Name | Tubing,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Daburn Wire & Cable Corp |
| Status | ACTIVE |
| Measuring Method and Length | 100.0 FEET NOMINAL RANDOM FT |
| Temp Rating | 250.0 CELSIUS SINGLE RESPONSE DEGC |
| Flexibility | FLEXIBLE |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.025 INCHES NOMINAL IN |
| Outside Diameter | 0.437 INCHES NOMINAL IN |
| Features Provided | FLEXIBLE |
| Exterior Color | NATURAL |
| Specification/standard Data | 81349-MIL-I-22129C GOVERNMENT SPECIFICATION AND 05047-ASTM-D-3295 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 81343-AMS-3653 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Inside Diameter | 0.387 INCHES NOMINAL IN |
| Minimum Tensile Strength | 300 POUNDS PER SQUARE INCH LBS |
| Material | PLASTIC TETRAFLUOROETHYLENE OVERALL |
| Nonmetallic Hardness Rating | 50.0 MINIMUM SHORE DUROMETER A AND 65.0 MAXIMUM SHORE DUROMETER A |
| Inner Conveying Tube Style | PLAIN |
| 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 |
|---|---|
| DTT550-3/8 PRIMARY | Daburn Wire & Cable Corp (USA) |
NSN 4720-01-655-3498 is a Tubing,nonmetallic, manufactured by Daburn Wire & Cable Corp, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-655-3498 has 1 manufacturer part number on file: DTT550-3/8 (Daburn Wire & Cable Corp).
Key specifications for DTT550-3/8: Measuring Method and Length: 100.0 FEET NOMINAL RANDOM FT; Temp Rating: 250.0 CELSIUS SINGLE RESPONSE DEGC; Flexibility: FLEXIBLE; Cross-Sectional Shape Style: ROUND. 14 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.