The Washer,flat, cataloged under National Stock Number 5310-01-411-3070, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-411-3070 |
| Primary Part Number | D0342001A |
| Item Name | Washer,flat |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| 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 |
|---|---|
| D0342001A PRIMARY | Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am (USA) |
| Reference | Meaning |
|---|---|
| 733640419U01 | 5/9 Secondary reference Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am |
| D0342001A | 5/1 Secondary reference Isotta Fraschini Motori Spa |
NSN 5310-01-411-3070 is a Washer,flat, manufactured by Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-411-3070 has 1 manufacturer part number on file: D0342001A (Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am).
Key specifications for D0342001A: End Item Identification: DIESEL ENGINE. 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.