The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-507-1146, 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 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 2 manufacturers, 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 | 4720-01-507-1146 |
| Primary Part Number | 263-225-01 ASSY 203 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — No Item Name Available |
| Manufacturer | Electric Boat Corporation Div General Dynamics Electric Boat |
| Status | ACTIVE |
| Flow Angle | 90.0 DEGREES FIRST END |
| Measuring Method and Length | 57.200 INCHES NOMINAL OVERALL IN |
| Inside Surface Condition | SMOOTH |
| Cross-Sectional Shape Style | ROUND |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 564-7108139 | Naval Sea Systems Command (USA) |
| H651-1102 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 263-225-01 ASSY 203 PRIMARY | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 564-7108139-F189 | Naval Sea Systems Command (USA) |
| H651-1102-F189 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
NSN 4720-01-507-1146 is a Hose Assembly,nonmetallic, manufactured by Electric Boat Corporation Div General Dynamics Electric Boat, classified under FSC 4720 (No Item Name Available). Status: active.
NSN 4720-01-507-1146 has 5 cross-referenced part numbers: 564-7108139 (Naval Sea Systems Command), H651-1102 (Electric Boat Corporation Div General Dynamics Electric Boat), 263-225-01 ASSY 203 (Electric Boat Corporation Div General Dynamics Electric Boat), 564-7108139-F189 (Naval Sea Systems Command), H651-1102-F189 (Electric Boat Corporation Div General Dynamics Electric Boat).
There are 3 known substitutes for 4720-01-507-1146: 6695-01-506-6714, 4720-01-506-9253, 4720-01-671-5758. Verify interchangeability with system specifications before substitution.
Key specifications for 263-225-01 ASSY 203: Flow Angle: 90.0 DEGREES FIRST END; End Item Identification: NSSN CLASS SUBMARINE,MIDSPAN TO NFO BHD TRIM AND DRAIN PIPING; Measuring Method and Length: 57.200 INCHES NOMINAL OVERALL IN; Special Features: HOSE ASSEMBLY CONSISTS OF: (2) 3.000 NPS X -48 STRAIGHT FLANGE, (2) -48 900PSI HOSES, (1) HOSE X HOSE 90 ELBOW (-48 HOSE), (1) HOSE TAG ASSEMBLY 3.500 OD AND UNDER; L1 = 28.6 INCHES, L2 = 28.7 INCHES IN. 7 total characteristics are documented in the Federal Logistics Information System.