The Hose Assembly,metallic, cataloged under National Stock Number 4720-00-731-2804, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Senior Operations Llc Div Senior Aerospace Ssp. Government technical data includes 30 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-00-731-2804 |
| Primary Part Number | SK-H865171-A |
| Item Name | Hose Assembly,metallic |
| FSC / FSG | 4720 / 47 — No Item Name Available |
| Manufacturer | Senior Operations Llc Div Senior Aerospace Ssp |
| Status | ACTIVE |
| Connection Style | PLAIN SWIVEL SECOND END |
| Flange Width | 2.460 INCHES NOMINAL SECOND END IN |
| Center to Center Distance Between Bolt Holes Along Length | 1.808 INCHES NOMINAL FIRST END IN |
| Flange Width | 2.460 INCHES NOMINAL FIRST END IN |
| Bolt Hole Diameter | 0.266 INCHES NOMINAL FIRST END IN |
| Connection Style | PLAIN SWIVEL FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Outside Diameter | 2.290 INCHES NOMINAL IN |
| Bolt Hole Quantity | 4 FIRST END |
| Flange Length | 2.460 INCHES NOMINAL FIRST END IN |
| Minimum Inside Bending Radius | 9.000 INCHES IN |
| Flange Thickness | 0.360 INCHES NOMINAL FIRST END IN |
| Center to Center Distance Between Bolt Holes Along Width | 1.808 INCHES NOMINAL FIRST END IN |
| Measuring Method and Length | 18.750 INCHES NOMINAL WORKING IN |
| Flow Angle | 90.0 DEGREES SECOND END |
| Bolt Hole Quantity | 4 SECOND END |
| Outer Covering Environmental Protection | CORROSION RESISTANT |
| Exterior Color | NATURAL |
| End Flange Construction | SOLID SECOND END |
| Flange Thickness | 0.360 INCHES NOMINAL SECOND END IN |
| Center to Center Distance Between Bolt Holes Along Length | 1.808 INCHES NOMINAL SECOND END IN |
| Hydrostatic Test Pressure | 120.0 POUNDS PER SQUARE INCH LBS |
| Flange Length | 2.460 INCHES NOMINAL SECOND END IN |
| Inside Diameter | 1.380 INCHES NOMINAL IN |
| Flange Style | RECTANGULAR (INCLUDES SQUARE) SECOND END |
| Operating Pressure | 60.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Connection Type | PLAIN FACE FLANGE FIRST END |
| End Connection Design | ELBOW SECOND END |
| End Connection Design | STRAIGHT FIRST END |
| Center to Center Distance Between Bolt Holes Along Width | 1.808 INCHES NOMINAL SECOND END IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SK-H865171-A PRIMARY | Senior Operations Llc Div Senior Aerospace Ssp (USA) |
| A200017 | Flexible Metal Inc (USA) |
| S22924-1812 PRIMARY | Smiths Tubular Systems-Laconia, Inc. (USA) |
| SK-H865171-A | Senior Operations Llc (USA) |
| 106191 | Senior Operations Llc (USA) |
| BH738 | Breeze-Eastern Llc (USA) |
| 10-20084-506 | The Boeing Company Div Defense (USA) |
NSN 4720-00-731-2804 is a Hose Assembly,metallic, manufactured by Senior Operations Llc Div Senior Aerospace Ssp, classified under FSC 4720 (No Item Name Available). Status: active.
NSN 4720-00-731-2804 has 7 cross-referenced part numbers: SK-H865171-A (Senior Operations Llc Div Senior Aerospace Ssp), A200017 (Flexible Metal Inc), S22924-1812 (Smiths Tubular Systems-Laconia, Inc.), SK-H865171-A (Senior Operations Llc), 106191 (Senior Operations Llc) and 2 more.
There are 3 known substitutes for 4720-00-731-2804: 5995-00-164-6600, 5905-00-185-8510, 1680-00-600-1402. Verify interchangeability with system specifications before substitution.
Key specifications for SK-H865171-A: Connection Style: PLAIN SWIVEL SECOND END; Flange Width: 2.460 INCHES NOMINAL SECOND END IN; Center to Center Distance Between Bolt Holes Along Length: 1.808 INCHES NOMINAL FIRST END IN; Flange Width: 2.460 INCHES NOMINAL FIRST END IN. 30 total characteristics are documented in the Federal Logistics Information System.