The Nut,tube Coupling, cataloged under National Stock Number 4730-00-947-2975, 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 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 7 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 | 4730-00-947-2975 |
| Primary Part Number | 16BTXB |
| 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 |
| Smallest Inside Diameter | 1.089 INCHES NOMINAL IN |
| Nominal Tube Outside Diameter | 1.000 INCHES IN |
| Nondefinitive Spec/std Data | 15 FIGURE |
| Specification/standard Data | 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| Fabrication Method | MACHINED |
| Nut Style | TUBE COUPLING |
| Nominal Thread Size | 1.312 INCHES IN |
| Length to Shoulder | 0.960 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Thread Quantity Per Inch | 12 |
| Seat Angle | 37.0 DEGREES NOMINAL |
| Material | COPPER ALLOY OVERALL |
| Thread Series | UN |
| Nut Height | 1.120 INCHES NOMINAL IN |
| Thread Class | 2B |
| Width Across Flats | 1.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 11240409-1 | Ballistic Missile Defense Systems Command (USA) |
| 16BTXB PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| 16 070110B | Sae International Dba Sae International (USA) |
| J514 | Society of Automotive Engineers Inc (USA) |
| 11240409 | Ballistic Missile Defense Systems Command (USA) |
| 16BTXB | Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA) |
| 16BTXB | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| J514 | Sae International Dba Sae International (USA) |
| 717899-306 | Raytheon Company Div Rmd Strategic (USA) |
| 16 070110B | Society of Automotive Engineers Inc (USA) |
NSN 4730-00-947-2975 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 4730-00-947-2975 has 10 cross-referenced part numbers: 11240409-1 (Ballistic Missile Defense Systems Command), 16BTXB (Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division), 16 070110B (Sae International Dba Sae International), J514 (Society of Automotive Engineers Inc), 11240409 (Ballistic Missile Defense Systems Command) and 5 more.
There are 11 known substitutes for 4730-00-947-2975: 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 16BTXB: Smallest Inside Diameter: 1.089 INCHES NOMINAL IN; Nominal Tube Outside Diameter: 1.000 INCHES IN; Nondefinitive Spec/std Data: 15 FIGURE; Specification/standard Data: 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. 16 total characteristics are documented in the Federal Logistics Information System.