The Pin,spring, cataloged under National Stock Number 5315-01-366-2018, is classified within Federal Supply Class 5315 (Nails, Machine Keys, and Pins) of the Hardware and Abrasives group. The manufacturer of record is Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5315-01-366-2018 |
| Primary Part Number | 742091651U01 |
| Item Name | Pin,spring |
| FSC / FSG | 5315 / 53 — Nails, Machine Keys, and Pins |
| Manufacturer | Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am |
| Status | ACTIVE |
| Criticality Code Justification | ZZZY |
| Reference Number Differentiating Characteristics | MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 742091651U01 | Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am (USA) |
| A 6 X 40 UNI 6364 | Metric Bolt & Nut Co, Inc. of South Carolina Dba Metric Bolt & Nut Co. Inc. (USA) |
| Reference | Meaning |
|---|---|
| 742091651U01 | 3/9 Design control — primary reference Grandi Motori Fincantieri /fggm/ Div |
| 742091651U01VM | 5/9 Secondary reference Naval Inventory Control Point Mechanicsburg |
| 742091651U01 | 5/1 Secondary reference Isotta Fraschini Motori Spa |
NSN 5315-01-366-2018 is a Pin,spring, manufactured by Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am, classified under FSC 5315, Nails, Machine Keys, and Pins. Status: active.
NSN 5315-01-366-2018 has 2 manufacturer part numbers on file: 742091651U01 (Fincantieri Marine Systems North America, Inc. Dba Fincantieri Marine Systems North Am), A 6 X 40 UNI 6364 (Metric Bolt & Nut Co, Inc. of South Carolina Dba Metric Bolt & Nut Co. Inc.).
Key specifications for 742091651U01: Criticality Code Justification: ZZZY; End Item Identification: ENGINE DSL; Reference Number Differentiating Characteristics: MAGNETIC PERMEABILITY SHALL NOT EXCEED 2.0 AFTER FABRICATION. 2 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.