The Hose,nonmetallic, cataloged under National Stock Number 4720-01-556-3052, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Lewis Marine Supply Inc.. Government technical data includes 6 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4720-01-556-3052 |
| Primary Part Number | 9697 1-3/4 |
| Item Name | Hose,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Lewis Marine Supply Inc. |
| Status | ACTIVE |
| Temp Rating | -67.0 FAHRENHEIT AND 347.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Cross-Sectional Shape Style | ROUND |
| Inside Diameter | 1.750 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Burst Test Pressure | 350.0 POUNDS PER SQUARE INCH SINGLE RESPONSE LBS |
| Material | RUBBER SILICONE CLASS Q TUBE |
| 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 |
|---|---|
| 9697 1-3/4 PRIMARY | Lewis Marine Supply Inc. (USA) |
| Reference | Meaning |
|---|---|
| 9697 1-3/4 | 5/9 Secondary reference U.S. Government activity |
NSN 4720-01-556-3052 is a Hose,nonmetallic, manufactured by Lewis Marine Supply Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-556-3052 has 1 manufacturer part number on file: 9697 1-3/4 (Lewis Marine Supply Inc.).
Key specifications for 9697 1-3/4: Temp Rating: -67.0 FAHRENHEIT AND 347.0 FAHRENHEIT SINGLE RESPONSE DEGF; Cross-Sectional Shape Style: ROUND; Inside Diameter: 1.750 INCHES NOMINAL IN; Inside Surface Condition: SMOOTH. 6 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.