The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-511-9910, 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4720-01-511-9910 |
| Primary Part Number | 801-6640963 ASSY 167 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Measuring Method and Length | 0.000 INCHES NOMINAL OVERALL IN |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Flange Thickness | 0.750 INCHES NOMINAL FIRST END IN |
| Minimum Inside Bending Radius | 9.000 INCHES IN |
| Connection Style | RAISED SWIVEL FIRST END |
| Flange Outside Diameter | 3.880 INCHES NOMINAL FIRST END IN |
| End Connection Design | STRAIGHT FIRST END |
| Criticality Code Justification | FEAT |
| Layer Composition and Location | OUTER LAYER MOLDED RUBBER, SYNTHETIC AND 1ST LAYER BRAIDED SYNTHETIC CORD AND 2ND LAYER BRAIDED SYNTHETIC CORD |
| Connection Type | RAISED FACE FLANGE FIRST END |
| Bolt Hole Diameter | 0.620 INCHES NOMINAL FIRST END IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.500 INCHES NOMINAL IN |
| Operating Pressure | 450.0 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 |
| Bolt Circle Diameter | 2.750 INCHES NOMINAL FIRST END IN |
| Raised Face Diameter | 1.840 INCHES NOMINAL FIRST END IN |
| Raised Face Height | 0.250 INCHES NOMINAL FIRST END IN |
| Media for Which Designed | WATER SINGLE RESPONSE |
| Burst Test Pressure | 1800.0 POUNDS PER SQUARE INCH LBS |
| 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 167 PRIMARY | Naval Sea Systems Command (USA) |
| 533-7016025-F136 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 2633-225-01 ASSY 167 | 5/2 Secondary reference U.S. Government activity |
| 6640963 | D/9 Drawing number reference only Naval Sea Systems Command |
| H655-1509-F136 | 5/2 Secondary reference U.S. Government activity |
NSN 4720-01-511-9910 is a Hose Assembly,nonmetallic, manufactured by Naval Sea Systems Command, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-511-9910 has 2 manufacturer part numbers on file: 801-6640963 ASSY 167 (Naval Sea Systems Command), 533-7016025-F136 (Naval Sea Systems Command).
Key specifications for 801-6640963 ASSY 167: Measuring Method and Length: 0.000 INCHES NOMINAL OVERALL IN; Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT SINGLE RESPONSE DEGF; Flange Thickness: 0.750 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.