The Tubing Assembly,nonmetallic, cataloged under National Stock Number 4720-01-428-6938, is classified within Federal Supply Class 4720 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is Eaton Aerospace Llc Div Fluid and Electrical Distribution Division. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-428-6938 |
| Primary Part Number | U301 |
| Item Name | Tubing Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — No Item Name Available |
| Manufacturer | Eaton Aerospace Llc Div Fluid and Electrical Distribution Division |
| Status | ACTIVE |
| End Connection Design | STRAIGHT FIRST END |
| Material | PLASTIC TUBE |
| Nominal Thread Size | 0.562 INCHES FIRST END IN |
| Exterior Color | CLEAR |
| Connection Style | PLAIN FIRST END |
| Inside Diameter | 0.375 INCHES NOMINAL IN |
| Measuring Method and Length | 24.000 INCHES NOMINAL EXCLUDING END FITTINGS IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) FIRST END |
| Material | ALUMINUM ALLOY OVERALL |
| Inside Surface Condition | SMOOTH |
| Outside Diameter | 0.500 INCHES NOMINAL IN |
| Thread Class | 2A FIRST END A |
| Thread Direction | RIGHT-HAND FIRST END |
| Connection Type | THREADED EXTERNAL TUBE FIRST END |
| Cross-Sectional Shape Style | ROUND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| U301 PRIMARY | Eaton Aerospace Llc Div Fluid and Electrical Distribution Division (USA) |
NSN 4720-01-428-6938 is a Tubing Assembly,nonmetallic, manufactured by Eaton Aerospace Llc Div Fluid and Electrical Distribution Division, classified under FSC 4720 (No Item Name Available). Status: active.
NSN 4720-01-428-6938 has 1 cross-referenced part number: U301 (Eaton Aerospace Llc Div Fluid and Electrical Distribution Division).
There are 3 known substitutes for 4720-01-428-6938: 5961-00-482-5252, 5961-01-005-0353, 4931-01-070-3418. Verify interchangeability with system specifications before substitution.
Key specifications for U301: End Connection Design: STRAIGHT FIRST END; Material: PLASTIC TUBE; Nominal Thread Size: 0.562 INCHES FIRST END IN; Exterior Color: CLEAR. 17 total characteristics are documented in the Federal Logistics Information System.