The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-506-9688, 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 21 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-506-9688 |
| Primary Part Number | 564-7067470-F157 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Measuring Method and Length | 150.000 INCHES NOMINAL EXCLUDING END FITTINGS IN |
| Connection Style | PLAIN SECOND END |
| Connection Style | SWIVEL NUT, GASKET SEAL FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| End Connection Design | STRAIGHT SECOND END |
| Layer Composition and Location | 1ST LAYER RUBBER IMPREGNATED FABRIC AND 2ND LAYER RUBBER IMPREGNATED FABRIC AND 3RD LAYER HELIX STEEL COIL AND 4TH LAYER RUBBER IMPREGNATED FABRIC AND OUTER LAYER MOLDED RUBBER, SYNTHETIC |
| Connection Type | THREADED INTERNAL HOSE FIRST END |
| Connection Type | THREADED EXTERNAL HOSE SECOND END |
| Cross-Sectional Shape Style | ROUND |
| End Fitting Component and Material | COMPLETE FITTING COPPER ALLOY ALL ENDS |
| Thread Direction | RIGHT-HAND SECOND END |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 1.500 INCHES FIRST END IN |
| Nominal Thread Size | 1.500 INCHES SECOND END IN |
| Specification/standard Data | 81348-ZZ-H-561 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | 1 CLASS AND B GRADE AND B STYLE |
| Inside Diameter | 1.500 INCHES NOMINAL IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | WATER SINGLE RESPONSE |
| Thread Series Designator | NPSH FIRST END |
| Thread Series Designator | NPSH SECOND END |
| 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 |
|---|---|
| 564-7067470-F157 PRIMARY | Naval Sea Systems Command (USA) |
| 564-7067470-F158 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 564-7067470 | D/9 Drawing number reference only Naval Sea Systems Command |
| 48-07-5002 | 5/2 Secondary reference U.S. Government activity |
| 564-7067470-F159 | 5/9 Secondary reference Borg-Warner Corp Marvel-Schebler/tillotson Div Dixon Plant |
| H651-1502-F157 | 5/2 Secondary reference U.S. Government activity |
| H651-1502 | D/9 Drawing number reference only U.S. Government activity |
| H651-1502-F158 | 5/2 Secondary reference U.S. Government activity |
| H651-1502-F159 | 5/2 Secondary reference U.S. Government activity |
NSN 4720-01-506-9688 is a Hose Assembly,nonmetallic, manufactured by Naval Sea Systems Command, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-506-9688 has 2 manufacturer part numbers on file: 564-7067470-F157 (Naval Sea Systems Command), 564-7067470-F158 (Naval Sea Systems Command).
2 possible matches (shared part number, not a government interchangeability claim): 4720-01-507-0752, 4730-01-735-6030. Verify interchangeability with system specifications before substitution.
Key specifications for 564-7067470-F157: Measuring Method and Length: 150.000 INCHES NOMINAL EXCLUDING END FITTINGS IN; Connection Style: PLAIN SECOND END; Connection Style: SWIVEL NUT, GASKET SEAL FIRST END; End Connection Design: STRAIGHT FIRST END. 21 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.