The Tube Assembly, cataloged under National Stock Number 4720-01-034-3740, 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. Government technical data includes 1 specification, 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 | 4720-01-034-3740 |
| Primary Part Number | 53G81012-3 |
| Item Name | Tube Assembly |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| FSC Application Data | AIRCRAFT MODEL F4 |
| 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 |
|---|---|
| 53G81012-3 PRIMARY | The Boeing Company Div Defense (USA) |
NSN 4720-01-034-3740 is a Tube Assembly, manufactured by The Boeing Company Div Defense, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-034-3740 has 1 manufacturer part number on file: 53G81012-3 (The Boeing Company Div Defense).
Key specifications for 53G81012-3: FSC Application Data: AIRCRAFT MODEL F4; End Item Identification: SYSTEM INSTR. FWD COCKPIT OXYGEN,PART NUMBER 53G81042-1. 1 specification is 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.