The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-727-4446, 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 Div Defense. Government technical data includes 20 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-727-4446 |
| Primary Part Number | 7M1165-12-0083C |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES SECOND END |
| Measuring Method and Length | 8.375 INCHES NOMINAL OVERALL IN |
| Temp Rating | -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT SINGLE RESPONSE DEGF |
| Minimum Inside Bending Radius | 2.0 INCHES IN |
| End Connection Design | ELBOW SECOND END |
| End Connection Design | STRAIGHT FIRST END |
| Layer Composition and Location | INNER POLYTETRAFLUOROETHYLENE PLASTIC |
| Connection Type | THREADED INTERNAL ALL ENDS |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 1.075 INCHES NOMINAL IN |
| Operating Pressure | 200.0 POUNDS PER SQUARE INCH GAUGE (PSIG) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Thread Direction | RIGHT-HAND ALL ENDS |
| Nominal Thread Size | 1.0625 INCHES ALL ENDS IN |
| Seat Angle | 37.0 DEGREES ALL ENDS |
| Inside Diameter | 0.785 INCHES NOMINAL IN |
| Inside Surface Condition | CONVOLUTED |
| Media for Which Designed | AIR AND WATER AND HYDRAULIC FLUID AND FUEL SINGLE RESPONSE |
| Thread Class | 3B ALL ENDS |
| Thread Quantity Per Inch | 12 ALL ENDS |
| Thread Series Designator | UNIFIED NATIONAL JOINT (UNJ) ALL ENDS |
| 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 |
|---|---|
| 7M1165-12-0083C PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 7M1165 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 4720-01-727-4446 is a Hose Assembly,nonmetallic, manufactured by The Boeing Company Div Defense, classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-727-4446 has 1 manufacturer part number on file: 7M1165-12-0083C (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 4720-01-732-1178. Verify interchangeability with system specifications before substitution.
Key specifications for 7M1165-12-0083C: Flow Angle: 90.0 DEGREES SECOND END; Measuring Method and Length: 8.375 INCHES NOMINAL OVERALL IN; Temp Rating: -65.0 FAHRENHEIT AND 275.0 FAHRENHEIT SINGLE RESPONSE DEGF; Minimum Inside Bending Radius: 2.0 INCHES IN. 20 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.