The Inverted Nut,tube Coupling, cataloged under National Stock Number 4730-00-359-9013, 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 Bijur Lubricating Corp. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 4730-00-359-9013 |
| Primary Part Number | B-1371 |
| Item Name | Inverted Nut,tube Coupling |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Bijur Lubricating Corp |
| Status | CANCELLED |
| Thread Size | 5/16-24 |
| Casehardening Indicator | NOT CASEHARDENED |
| Style Designator | INVERTED NUT, TUBE, FLARE |
| Seat Angle in Deg | 45.00 |
| Material | COPPER ALLOY |
| Screw Thread Series Designator | UNF |
| Smallest Inside Diameter | 0.156 INCHES NOMINAL IN |
| Width Across Flats | 0.375 INCHES NOMINAL IN |
| Thread Class | 2A A |
| Thread Direction | RIGHT-HAND |
| Tube Outside Diameter for Which Designed | 0.156 INCHES NOMINAL IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 49858 | Atf-Davidson Co (USA) |
| K8685864 | General Electric Company (USA) |
| B-1371 PRIMARY | Bijur Lubricating Corp (USA) |
| 450188 | Bosch Automation Technology (USA) |
| B3738 | Bijur Lubricating Corp (USA) |
| PX858 | Vulcan-Hart Corp (USA) |
| 779968 | Lockheed Martin Corporation Div Rms - Mitchel Field (USA) |
NSN 4730-00-359-9013 is a Inverted Nut,tube Coupling, manufactured by Bijur Lubricating Corp, classified under FSC 4730 (No Item Name Available). Status: cancelled.
NSN 4730-00-359-9013 has 7 cross-referenced part numbers: 49858 (Atf-Davidson Co), K8685864 (General Electric Company), B-1371 (Bijur Lubricating Corp), 450188 (Bosch Automation Technology), B3738 (Bijur Lubricating Corp) and 2 more.
There are 4 known substitutes for 4730-00-359-9013: 5330-00-236-1213, 5330-00-297-6253, 5340-00-404-4101 and 1 more. Verify interchangeability with system specifications before substitution.
Key specifications for B-1371: Thread Size: 5/16-24; Casehardening Indicator: NOT CASEHARDENED; Style Designator: INVERTED NUT, TUBE, FLARE; Seat Angle in Deg: 45.00. 12 total characteristics are documented in the Federal Logistics Information System.
NSN 4730-00-359-9013 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.