The Coupling Body,tube, cataloged under National Stock Number 4730-01-297-7326, 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 Northrop Grumman Systems Corporation. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-297-7326 |
| Primary Part Number | GS531E |
| Item Name | Coupling Body,tube |
| FSC / FSG | 4730 / 47 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Thread Direction | RIGHT-HAND |
| Tube Outside Diameter for Which Designed | 4.000 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE |
| Material | ALUMINUM ALLOY |
| Style Designator | FLEXIBLE COUPLING BODY |
| Thread Class | 2A A |
| Screw Thread Series Designator | UN |
| Outside Diameter | 4.625 INCHES NOMINAL IN |
| Thread Size | 4-1/2-16 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| GS531E | Northrop Grumman Systems Corporation (USA) |
| T22 | Eaton Aviation Corporation (USA) |
| GS531E400A | Northrop Grumman Systems Corporation (USA) |
| T22-400 | Eaton Aviation Corporation (USA) |
NSN 4730-01-297-7326 is a Coupling Body,tube, manufactured by Northrop Grumman Systems Corporation, classified under FSC 4730 (No Item Name Available). Status: active.
NSN 4730-01-297-7326 has 4 cross-referenced part numbers: GS531E (Northrop Grumman Systems Corporation), T22 (Eaton Aviation Corporation), GS531E400A (Northrop Grumman Systems Corporation), T22-400 (Eaton Aviation Corporation).
There are 12 known substitutes for 4730-01-297-7326: 5325-00-423-8139, 3110-00-471-3882, 5950-00-560-8069 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for GS531E: Thread Direction: RIGHT-HAND; Tube Outside Diameter for Which Designed: 4.000 INCHES NOMINAL IN; Surface Treatment: ANODIZE; Material: ALUMINUM ALLOY. 10 total characteristics are documented in the Federal Logistics Information System.