The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-511-9908, 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. Government technical data includes 24 specifications, cited from the U.S. Government catalog. 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-511-9908 |
| Primary Part Number | 801-6640963 ASSY 163 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Measuring Method and Length | 0.0000 INCHES NOMINAL OVERALL IN |
| Temp Rating | 150.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flange Thickness | 0.688 INCHES NOMINAL FIRST END IN |
| Minimum Inside Bending Radius | 9.000 INCHES IN |
| Connection Style | PLAIN FIRST END |
| Connection Style | PLAIN SECOND END |
| Flange Outside Diameter | 3.813 INCHES NOMINAL FIRST END IN |
| End Connection Design | ELBOW SECOND END |
| End Connection Design | STRAIGHT FIRST END |
| Criticality Code Justification | FEAT |
| Layer Composition and Location | OUTER LAYER MOLDED RUBBER AND 1ST LAYER BRAIDED FIBER AND 2ND LAYER BRAIDED FIBER |
| Angle Between Rigid Elbow Fittings in Deg | 0.0 |
| Connection Type | PLAIN FACE FLANGE FIRST END |
| Connection Type | PLAIN FACE FLANGE SECOND END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.500 INCHES NOMINAL IN |
| Operating Pressure | 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Inside Diameter | 1.120 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Bolt Hole Quantity | 4 FIRST END |
| Media for Which Designed | WATER SINGLE RESPONSE |
| Thread Series Designator | NPS FIRST END |
| Flange Style | ROUND W / BOLT HOLES FIRST END |
| End Flange Construction | SOLID FIRST END |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 801-6640963 ASSY 163 PRIMARY | Naval Sea Systems Command (USA) |
| 533-6985679-F130 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6640963 | D/9 Drawing number reference only Naval Sea Systems Command |
| H654-2401-F130 | 5/2 Secondary reference U.S. Government activity |
| 26633-225-01 ASSY 163 | 5/2 Secondary reference U.S. Government activity |
NSN 4720-01-511-9908 is a Hose Assembly,nonmetallic, manufactured by Naval Sea Systems Command, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-511-9908 has 2 manufacturer part numbers on file: 801-6640963 ASSY 163 (Naval Sea Systems Command), 533-6985679-F130 (Naval Sea Systems Command).
Key specifications for 801-6640963 ASSY 163: Measuring Method and Length: 0.0000 INCHES NOMINAL OVERALL IN; Temp Rating: 150.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flange Thickness: 0.688 INCHES NOMINAL FIRST END IN; Minimum Inside Bending Radius: 9.000 INCHES IN. 24 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.