The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-511-9130, 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 23 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4720-01-511-9130 |
| Primary Part Number | 801-6640963 ASSY 168 |
| 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 |
| Flange Thickness | 0.440 INCHES NOMINAL FIRST END IN |
| Minimum Inside Bending Radius | 7.375 INCHES IN |
| Connection Style | RAISED SWIVEL FIRST END |
| Flange Outside Diameter | 4.250 INCHES NOMINAL FIRST END IN |
| 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 |
| Connection Type | RAISED FACE FLANGE FIRST END |
| Bolt Hole Diameter | 0.620 INCHES NOMINAL FIRST END IN |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.750 INCHES NOMINAL IN |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Inside Diameter | 1.375 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Bolt Hole Quantity | 4 FIRST END |
| Bolt Circle Diameter | 3.120 INCHES NOMINAL FIRST END IN |
| Raised Face Diameter | 2.212 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 | 600.0 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 |
|---|---|
| 533-7016025-F134 | Naval Sea Systems Command (USA) |
| 801-6640963 ASSY 168 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 2633-225-01 ASSY 168 | 5/2 Secondary reference U.S. Government activity |
| H655-1509-F134 | 5/2 Secondary reference U.S. Government activity |
| 6640963 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 4720-01-511-9130 is a Hose Assembly,nonmetallic, manufactured by Naval Sea Systems Command, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-511-9130 has 2 manufacturer part numbers on file: 533-7016025-F134 (Naval Sea Systems Command), 801-6640963 ASSY 168 (Naval Sea Systems Command).
Key specifications for 801-6640963 ASSY 168: Measuring Method and Length: 0.000 INCHES NOMINAL OVERALL IN; Flange Thickness: 0.440 INCHES NOMINAL FIRST END IN; Minimum Inside Bending Radius: 7.375 INCHES IN; Connection Style: RAISED SWIVEL FIRST END. 23 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.