The Hose Assembly,metallic, cataloged under National Stock Number 4720-01-522-0625, 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 Electric Boat Corporation Div General Dynamics Electric Boat. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4720-01-522-0625 |
| Primary Part Number | 2621-225-03-0058 |
| Item Name | Hose Assembly,metallic |
| FSC / FSG | 4720 / 47 — No Item Name Available |
| Manufacturer | Electric Boat Corporation Div General Dynamics Electric Boat |
| Status | ACTIVE |
| Cross-Sectional Shape Style | ROUND |
| Features Provided | IDENTICAL ENDS |
| Connection Type | UNTHREADED EXTERNAL TUBE FIRST END |
| End Connection Design | STRAIGHT FIRST END |
| Criticality Code Justification | FEAT |
| Inner Conveying Tube Style | ANNULAR CLOSE-PITCH CORRUGATED |
| Layer Composition and Location | 1ST LAYER CORRUGATED COPPER |
| Inside Diameter | 0.750 INCHES NOMINAL IN |
| Nominal Outside Diameter Tube Accommodated | 0.625 INCHES FIRST END IN |
| Operating Pressure | 150.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LOCATION NOT OTHERWISE SPECIFIED LBS |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 2621-225-03ASSY58 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 2621-225-03-0058 PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 2621-225-03 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
NSN 4720-01-522-0625 is a Hose Assembly,metallic, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 4720 (No Item Name Available). Status: active.
NSN 4720-01-522-0625 has 3 cross-referenced part numbers: 2621-225-03ASSY58 (Electric Boat Corporation Div General Dynamics Electric Boat), 2621-225-03-0058 (Electric Boat Corporation Div General Dynamics Electric Boat), 2621-225-03 (Electric Boat Corporation Div General Dynamics Electric Boat).
There are 8 known substitutes for 4720-01-522-0625: 4720-01-101-7375, 4730-01-217-5296, 4730-01-217-8250 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for 2621-225-03-0058: Cross-Sectional Shape Style: ROUND; Features Provided: IDENTICAL ENDS; End Item Identification: SHIP, VALVES; Special Features: WEAPON SYSTEM ESSENTIAL; INNER TUBE AND OUTER COVER SMOOTH BRONZE TUBES; ENDS HAVE SOCKET FOR .625 INCH O.D. TUBE/PIPE; DOGLEG ASSEMBLY WITH ONE 90 DEGREE ELBOW, 13.375 INCH FROM EACH END IN. 13 total characteristics are documented in the Federal Logistics Information System.