The Tube,bent,metallic, cataloged under National Stock Number 4710-01-374-3791, is classified within Federal Supply Class 4710 (Pipe, Tube and Rigid Tubing) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4710-01-374-3791 |
| Primary Part Number | 311139F91 |
| Item Name | Tube,bent,metallic |
| FSC / FSG | 4710 / 47 — Pipe, Tube and Rigid Tubing |
| Manufacturer | Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am |
| 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 |
|---|---|
| 311139F91 PRIMARY | Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am (USA) |
| 311139F91 | Isotta Fraschini Motori Spa (ITA) |
| Reference | Meaning |
|---|---|
| 311139F91 | 5/9 Secondary reference Grandi Motori Fincantieri /fggm/ Div |
NSN 4710-01-374-3791 is a Tube,bent,metallic, manufactured by Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am, classified under FSC 4710, Pipe, Tube and Rigid Tubing. Status: active.
NSN 4710-01-374-3791 has 2 manufacturer part numbers on file: 311139F91 (Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am), 311139F91 (Isotta Fraschini Motori Spa).
Key specifications for 311139F91: Special Features: TUBE,GOVERNOR OIL DELIVERY; End Item Identification: ENGINE,ISOTTA FRASCHINI,SPA,MODEL 36SS8V-AM. 0 specifications are documented in the U.S. Government catalog.
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.