The Nut,tube Coupling, cataloged under National Stock Number 4730-00-222-1920, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-222-1920 |
| Primary Part Number | SP416 |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Smallest Inside Diameter | 0.406 INCHES NOMINAL IN |
| Length to Shoulder | 0.563 INCHES NOMINAL IN |
| Width Across Flats | 0.875 INCHES NOMINAL IN |
| Thread Series | UNS |
| Nominal Tube Outside Diameter | 0.375 INCHES IN |
| Nominal Thread Size | 0.625 INCHES IN |
| Nut Height | 0.750 INCHES NOMINAL IN |
| Nut Style | TUBE COUPLING |
| Thread Direction | RIGHT-HAND |
| Material | COPPER ALLOY 482 OVERALL |
| Thread Class | 3B |
| Thread Quantity Per Inch | 20 |
| Material Document and Classification | MIL-B-994 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| TP-416 | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| SP416 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 46218PC13 PRIMARY | Naval Ship Systems Command (USA) |
| 51616 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 51508PC10 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 51167PC10 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 78233PC2 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| 51507PC8 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 4730-00-222-1920 is a Nut,tube Coupling, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-222-1920 has 8 cross-referenced part numbers: TP-416 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), SP416 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 46218PC13 (Naval Ship Systems Command), 51616 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 51508PC10 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier) and 3 more.
There are 4 known substitutes for 4730-00-222-1920: 5950-00-122-1744, 5210-00-221-1945, 3020-00-294-6142 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for SP416: Smallest Inside Diameter: 0.406 INCHES NOMINAL IN; Length to Shoulder: 0.563 INCHES NOMINAL IN; Width Across Flats: 0.875 INCHES NOMINAL IN; Thread Series: UNS. 13 total characteristics are documented in the Federal Logistics Information System.