The Hose Assembly,nonmetallic, cataloged under National Stock Number 4720-01-439-4741, is classified within Federal Supply Class 4720 (Hose and Flexible Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Rolls-Royce Marine North America Inc.. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 — Hose and Flexible Tubing (FSG 47) |
| Manufacturers | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (CAGE 50599); Rolls-Royce Marine North America Inc. (CAGE 38ZC7) |
| Parameter | Value |
|---|---|
| NSN | 4720-01-439-4741 |
| Primary Part Number | 23059187-01 |
| Item Name | Hose Assembly,nonmetallic |
| FSC / FSG | 4720 / 47 — Hose and Flexible Tubing |
| Manufacturer | Rolls-Royce Marine North America Inc. |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 775579M0300 | Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division (USA) |
| 23059009 ITEM 37 | Rolls-Royce Marine North America Inc. (USA) |
| 23059187-01 PRIMARY | Rolls-Royce Marine North America Inc. (USA) |
| Reference | Meaning |
|---|---|
| 23059187-01 | 3/9 Design control — primary reference Rolls-Royce Corporation |
| 23059009 | D/9 Drawing number reference only Rolls-Royce Corporation |
| 23059009 ITEM 37 | 5/9 Secondary reference Rolls-Royce Corporation |
| 23059187 | 7/1 Vendor item drawing reference Rolls-Royce Corporation |
| 775579M0300 | 5/9 Secondary reference Teleflex Fluid Systems Inc Dba Teleflex Aero-Hose |
NSN 4720-01-439-4741 is a Hose Assembly,nonmetallic, manufactured by Rolls-Royce Marine North America Inc., classified under FSC 4720, Hose and Flexible Tubing. Status: active.
NSN 4720-01-439-4741 has 3 manufacturer part numbers on file: 775579M0300 (Parker-Hannifin Corporation Dba Pneutronics Div Stratoflex Product Division), 23059009 ITEM 37 (Rolls-Royce Marine North America Inc.), 23059187-01 (Rolls-Royce Marine North America Inc.).
3 possible matches (shared part number, not a government interchangeability claim): 4720-01-439-4940, 4820-01-439-7241, 4730-01-440-1162. Verify interchangeability with system specifications before substitution.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.