The Nut,tube Coupling, cataloged under National Stock Number 4730-00-889-6110, 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 Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-889-6110 |
| Primary Part Number | 2BTXB |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Thread Series | UNF |
| Smallest Inside Diameter | 0.180 INCHES NOMINAL IN |
| Width Across Flats | 0.375 INCHES NOMINAL IN |
| Material | COPPER ALLOY OVERALL |
| Length to Shoulder | 0.460 INCHES NOMINAL IN |
| Nominal Tube Outside Diameter | 0.125 INCHES IN |
| Nut Style | TUBE COUPLING |
| Thread Quantity Per Inch | 24 |
| Thread Class | 2B |
| Fabrication Method | MACHINED |
| Nut Height | 0.540 INCHES NOMINAL IN |
| Seat Angle | 37.0 DEGREES NOMINAL |
| Nominal Thread Size | 0.312 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2BTXB PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| 2BTXB | Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA) |
| 11240409-3 | Ballistic Missile Defense Systems Command (USA) |
| 11240409 | Ballistic Missile Defense Systems Command (USA) |
| J514 | Society of Automotive Engineers Inc (USA) |
| 2-070110B | Society of Automotive Engineers Inc (USA) |
NSN 4730-00-889-6110 is a Nut,tube Coupling, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-889-6110 has 6 cross-referenced part numbers: 2BTXB (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), 2BTXB (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), 11240409-3 (Ballistic Missile Defense Systems Command), 11240409 (Ballistic Missile Defense Systems Command), J514 (Society of Automotive Engineers Inc) and 1 more.
There are 11 known substitutes for 4730-00-889-6110: 4730-00-401-3713, 4730-00-555-2895, 4730-00-618-8589 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2BTXB: Thread Direction: RIGHT-HAND; Thread Series: UNF; Smallest Inside Diameter: 0.180 INCHES NOMINAL IN; Width Across Flats: 0.375 INCHES NOMINAL IN. 14 total characteristics are documented in the Federal Logistics Information System.