The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-648-6346, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Naval Sea Systems Command. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 — Hose and Flexible Tubing (FSG 47) |
| Manufacturers | Naval Sea Systems Command (CAGE 53711) |
| Parameter | Value |
|---|---|
| NSN | 4720-01-648-6346 |
| Primary Part Number | 801-6640963 AY204 L128.4XL2 21.7 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Naval Sea Systems Command |
| 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 |
|---|---|
| 801-6640963 AY204 L128.4XL2 21.7 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| H917-3301 AY 358 L128.4XL2 21.7 | 5/1 Secondary reference U.S. Government activity |
| 551-7068128-F202 | 3/1 Design control — primary reference Naval Sea Systems Command |
| H765-1507-F202 | 5/1 Secondary reference U.S. Government activity |
| 505-7015982 AY358 L128.4XL2 21.7 | 3/1 Design control — primary reference Naval Sea Systems Command |
| 7068128 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 2633-225-01 AY204 L128.4XL2 21.7 | 5/1 Secondary reference U.S. Government activity |
NSN 4720-01-648-6346 is a Hose Assembly,nonmetallic, manufactured by Naval Sea Systems Command, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-648-6346 has 1 manufacturer part number on file: 801-6640963 AY204 L128.4XL2 21.7 (Naval Sea Systems Command).
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.