The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-472-6231, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is The Boeing Company. Government technical data includes 23 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-472-6231 |
| Primary Part Number | A15H3350-51 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | The Boeing Company |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES FIRST END |
| Measuring Method and Length | 25.375 INCHES NOMINAL OVERALL IN |
| Temp Rating | -67.0 FAHRENHEIT AND 400.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 6.300 INCHES IN |
| Connection Style | SWIVEL NUT, FLARELESS FIRST END |
| End Connection Design | ELBOW FIRST END |
| Layer Composition and Location | 1ST LAYER MOLDED POLYTETRAFLUOROETHYLENE AND 2ND LAYER SPIRALLY WRAPPED CORROSION RESISTANT STEEL FABRIC AND 3RD LAYER SPIRALLY WRAPPED CORROSION RESISTANT STEEL FABRIC AND 4TH LAYER SPIRALLY WRAPPED CORROSION RESISTANT STEEL FABRIC AND 5TH LAYER SPIRALLY WRAPPED CORROSION RESISTANT STEEL FABRIC AND OUTER LAYER BRAIDED CORROSION RESISTANT STEEL WIRE |
| Connection Type | THREADED INTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Wall Thickness | 0.035 INCHES MINIMUM IN |
| Outside Diameter | 1.015 INCHES MINIMUM AND 1.406 INCHES MAXIMUM IN |
| Operating Pressure | 3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND FIRST END |
| Nominal Thread Size | 0.875 INCHES FIRST END IN |
| Seat Angle | 24.0 DEGREES FIRST END |
| Inside Diameter | 0.455 INCHES MINIMUM AND 0.485 INCHES MAXIMUM IN |
| Inside Surface Condition | SMOOTH |
| Media for Which Designed | HYDRAULIC FLUID SINGLE RESPONSE |
| Hydrostatic Test Pressure | 6000.0 POUNDS PER SQUARE INCH LBS |
| Thread Class | 3A FIRST END A |
| Burst Test Pressure | 12000.0 POUNDS PER SQUARE INCH LBS |
| Thread Quantity Per Inch | 14 FIRST END |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST 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 |
|---|---|
| A15H3350-51 PRIMARY | The Boeing Company (USA) |
NSN 4720-01-472-6231 is a Hose Assembly,nonmetallic, manufactured by The Boeing Company, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-472-6231 has 1 manufacturer part number on file: A15H3350-51 (The Boeing Company).
Key specifications for A15H3350-51: Flow Angle: 90.0 DEGREES FIRST END; Measuring Method and Length: 25.375 INCHES NOMINAL OVERALL IN; Temp Rating: -67.0 FAHRENHEIT AND 400.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 6.300 INCHES IN. 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.