The Nut,self-Locking,hexagon, cataloged under National Stock Number 5310-01-699-3477, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Smith-Berger Marine, Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-699-3477 |
| Primary Part Number | 840686 |
| Item Name | Nut,self-Locking,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Smith-Berger Marine, Inc |
| Status | ACTIVE |
| Thread Quantity Per Inch | 18 |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| 840686 PRIMARY | Smith-Berger Marine, Inc (USA) |
| Reference | Meaning |
|---|---|
| C63631/ ITEM 8 | D/9 Drawing number reference only Smith-Berger Marine, Inc |
NSN 5310-01-699-3477 is a Nut,self-Locking,hexagon, manufactured by Smith-Berger Marine, Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-699-3477 has 1 manufacturer part number on file: 840686 (Smith-Berger Marine, Inc).
Key specifications for 840686: Part Name Assigned by Controlling Agency: BEARING LOCK NUT; End Item Identification: FAIRLEAD, FIX; Thread Quantity Per Inch: 18; Material: STEEL OVERALL. 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.