The Guard,hose-Tubing, cataloged under National Stock Number 4720-01-666-9901, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. 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 | 4720-01-666-9901 |
| Primary Part Number | 1016742-4 |
| Item Name | Guard,hose-Tubing |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| 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 |
|---|---|
| 1016742-4 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
NSN 4720-01-666-9901 is a Guard,hose-Tubing, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-666-9901 has 1 manufacturer part number on file: 1016742-4 (Hamilton Sundstrand Corporation Dba Collins Aerospace).
Key specifications for 1016742-4: End Item Identification: CH-53K SIKORSKY HEAVY LIFT HELICOPTER. 0 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.