The Nut,tube Coupling, cataloged under National Stock Number 4730-00-189-2738, 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 Sae International Dba Sae International. Government technical data includes 27 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-189-2738 |
| Primary Part Number | SAE J512 5 010166B |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Sae International Dba Sae International |
| Status | CANCELLED |
| Thread Quantity Per Inch | 20 |
| Thread Direction | RIGHT-HAND |
| Length to Shoulder | 0.422 INCHES NOMINAL IN |
| Fabrication Method | FORGED |
| Material | COPPER ALLOY 360 OVERALL |
| Smallest Inside Diameter | 0.317 INCHES NOMINAL IN |
| Nut Style | TUBE COUPLING |
| Thread Series | UNF |
| Thread Series | UNF |
| Thread Quantity Per Inch | 20 |
| Width Across Flats | 0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.500 INCHES IN |
| Nominal Tube Outside Diameter | 0.313 INCHES IN |
| Nut Style | TUBE COUPLING |
| Width Across Flats | 0.688 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN |
| Material | COPPER ALLOY 360 OVERALL |
| Thread Class | 2B |
| Nominal Tube Outside Diameter | 0.313 INCHES IN |
| Smallest Inside Diameter | 0.317 INCHES NOMINAL IN |
| Nut Height | 0.625 INCHES MINIMUM AND 0.665 INCHES MAXIMUM IN |
| Nondefinitive Spec/std Data | 34 FIGURE AND 9 TABLE AND SHORT TYPE AND 5/16 SIZE |
| Nut Height | 0.625 INCHES MINIMUM AND 0.665 INCHES MAXIMUM IN |
| Seat Angle | 45.00 DEGREES NOMINAL |
| Seat Angle | 45.00 DEGREES NOMINAL |
| Length to Shoulder | 0.422 INCHES NOMINAL IN |
| Nominal Thread Size | 0.500 INCHES IN |
| Nondefinitive Spec/std Data | 34 FIGURE AND 9 TABLE AND SHORT TYPE AND 5/16 SIZE |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SAE-J512 | Sae International Dba Sae International (USA) |
| J512 | Society of Automotive Engineers Inc (USA) |
| F232 | Eaton Corp Controls Div (USA) |
| J513 | Society of Automotive Engineers Inc (USA) |
| SAE J512 5 010166B | Society of Automotive Engineers Inc (USA) |
| J512 | Sae International Dba Sae International (USA) |
| SAE J512 5 010166B PRIMARY | Sae International Dba Sae International (USA) |
NSN 4730-00-189-2738 is a Nut,tube Coupling, manufactured by Sae International Dba Sae International, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-189-2738 has 7 cross-referenced part numbers: SAE-J512 (Sae International Dba Sae International), J512 (Society of Automotive Engineers Inc), F232 (Eaton Corp Controls Div), J513 (Society of Automotive Engineers Inc), SAE J512 5 010166B (Society of Automotive Engineers Inc) and 2 more.
There is 1 known substitute for 4730-00-189-2738: 3455-00-224-7279. Verify interchangeability with system specifications before substitution.
Key specifications for SAE J512 5 010166B: Thread Quantity Per Inch: 20; Thread Direction: RIGHT-HAND; Length to Shoulder: 0.422 INCHES NOMINAL IN; Fabrication Method: FORGED. 27 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-189-2738 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.