The Nut,plain,plate, cataloged under National Stock Number 5310-01-386-8160, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 10 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-386-8160 |
| Primary Part Number | 6404649 FIND 55 |
| Item Name | Nut,plain,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Plate Thickness | 0.311 INCHES NOMINAL IN |
| Thread Series | UN |
| Plate Width | 4.760 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 2.000 INCHES IN |
| Nut Height | 2.827 INCHES NOMINAL IN |
| Thread Class | 3B |
| Thread Quantity Per Inch | 08 |
| Material | COPPER ALLOY OVERALL |
| Nut Mounting Provision | STRAIGHT HOLES |
| 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 |
|---|---|
| 6404649 FIND 55 PRIMARY | Naval Sea Systems Command (USA) |
| 6404651 FIND 54 | Naval Sea Systems Command (USA) |
NSN 5310-01-386-8160 is a Nut,plain,plate, manufactured by Naval Sea Systems Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-386-8160 has 2 manufacturer part numbers on file: 6404649 FIND 55 (Naval Sea Systems Command), 6404651 FIND 54 (Naval Sea Systems Command).
Key specifications for 6404649 FIND 55: Plate Thickness: 0.311 INCHES NOMINAL IN; Thread Series: UN; Plate Width: 4.760 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND. 10 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.