The Tubing Assembly,nonmetallic, cataloged under National Stock Number 4720-01-526-5778, 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 Boeing Company Div Defense. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
| Item Name | Tubing Assembly,nonmetallic |
| FSC / FSG | 4720 — Hose and Flexible Tubing (FSG 47) |
| Manufacturers | The Boeing Company Div Defense (CAGE 76301) |
| Parameter | Value |
|---|---|
| NSN | 4720-01-526-5778 |
| Primary Part Number | 74A833456-1001 |
| Item Name | Tubing Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 74A833456-1001 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 74A833456 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4720-01-526-5778 is a Tubing Assembly,nonmetallic, manufactured by The Boeing Company Div Defense, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-526-5778 has 1 manufacturer part number on file: 74A833456-1001 (The Boeing Company Div Defense).
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 4720-01-526-5778 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
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.