The Hose,preformed, cataloged under National Stock Number 4720-01-166-9255, 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 Legacy Am&m. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Hose,preformed |
| FSC / FSG | 4720 — Hose and Flexible Tubing (FSG 47) |
| Manufacturers | The Boeing Company Div Legacy Am&m (CAGE 43999); Arrowhead Products Corp (CAGE 70628) |
| Parameter | Value |
|---|---|
| NSN | 4720-01-166-9255 |
| Primary Part Number | LE271-0062-0400 |
| Item Name | Hose,preformed |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| LE271-0062-0400 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
| 300592-15 PRIMARY | Arrowhead Products Corp (USA) |
| Reference | Meaning |
|---|---|
| LE271-0062 | D/9 Drawing number reference only The Boeing Company Div Legacy Am&m |
| 316015-0400 | C/1 Advisory reference — outside the item-of-supply concept Rcf Technologies Inc |
| 300592 | D/9 Drawing number reference only Arrowhead Products Corp |
NSN 4720-01-166-9255 is a Hose,preformed, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-166-9255 has 2 manufacturer part numbers on file: LE271-0062-0400 (The Boeing Company Div Legacy Am&m), 300592-15 (Arrowhead Products Corp).
4 possible matches (shared part number, not a government interchangeability claim): 4720-01-242-2922, 4720-01-415-2543, 4720-01-614-5268. Verify interchangeability with system specifications before substitution.
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 4720-01-166-9255 has DEMIL Code Q. 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.