The Nut,tube Coupling, cataloged under National Stock Number 4730-00-897-2042, 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 Corp Dba Pneutronics Div Stratoflex Products Division. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 8 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 | 4730-00-897-2042 |
| Primary Part Number | 5BTXSS |
| Item Name | Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division |
| Status | ACTIVE |
| Length to Shoulder | 0.326 INCHES NOMINAL IN |
| Nut Style | TUBE COUPLING |
| Thread Direction | RIGHT-HAND |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Nondefinitive Spec/std Data | 12 FIGURE |
| Surface Treatment | PASSIVATE OVERALL |
| Material Document and Classification | AISI 316 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 30316 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Fabrication Method | MACHINED |
| Material | STEEL CORROSION RESISTING OVERALL |
| Thread Class | 2B |
| Smallest Inside Diameter | 0.359 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN |
| Thread Quantity Per Inch | 20 |
| Nominal Tube Outside Diameter | 0.312 INCHES IN |
| Nut Height | 0.670 INCHES NOMINAL IN |
| Thread Series | UNF |
| Specification/standard Data | 81343-J514 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD AND 96906-MS51531 GOVERNMENT STANDARD |
| Seat Angle | 37.0 DEGREES NOMINAL |
| Nominal Thread Size | 0.500 INCHES IN |
| Width Across Flats | 0.625 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 5BTXSS | Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division (USA) |
| MS51531B5S | Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M |
| 5BTXSS | Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters (USA) |
| MIL-DTL-18866 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 11240409-13 | Ballistic Missile Defense Systems Command (USA) |
| MIL-F-18866 | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 11240409 | Ballistic Missile Defense Systems Command (USA) |
| 5 070110S | Society of Automotive Engineers Inc (USA) |
| 5BTXSS | Parker-Hannifin Corporation Dba Pneutronics Div Tube Fittings Division (USA) |
| 841FS05 | Imperial (USA) |
NSN 4730-00-897-2042 is a Nut,tube Coupling, manufactured by Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-00-897-2042 has 10 cross-referenced part numbers: 5BTXSS (Parker Hannifin Corp Dba Pneutronics Div Stratoflex Products Division), MS51531B5S (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 5BTXSS (Parker-Hannifin Corporation Dba Pneutronics Div Corporate Headquarters), MIL-DTL-18866 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), 11240409-13 (Ballistic Missile Defense Systems Command) and 5 more.
There are 11 known substitutes for 4730-00-897-2042: 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 5BTXSS: Length to Shoulder: 0.326 INCHES NOMINAL IN; Nut Style: TUBE COUPLING; Thread Direction: RIGHT-HAND; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 19 total characteristics are documented in the Federal Logistics Information System.