The Hose Assembly,metallic, cataloged under National Stock Number 4720-01-252-1003, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Raytheon Company. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-252-1003 |
| Primary Part Number | 40A21181-1 |
| Item Name | Hose Assembly,metallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Raytheon Company |
| Status | ACTIVE |
| FSC Application Data | PACER SPECIAL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 40A21181-1 PRIMARY | Raytheon Company (USA) |
| Reference | Meaning |
|---|---|
| 40A21181-1 | 5/9 Secondary reference Hughes Missile Systems Co San Diego |
NSN 4720-01-252-1003 is a Hose Assembly,metallic, manufactured by Raytheon Company, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-252-1003 has 1 manufacturer part number on file: 40A21181-1 (Raytheon Company).
Key specifications for 40A21181-1: FSC Application Data: PACER SPECIAL. 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.
NSN 4720-01-252-1003 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.