The Nut,plain,castellated,hexagon, cataloged under National Stock Number 5310-01-373-3364, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Fairbanks Morse, Llc. Government technical data includes 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-373-3364 |
| Primary Part Number | 2151394 |
| Item Name | Nut,plain,castellated,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Fairbanks Morse, Llc |
| Status | ACTIVE |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Nominal Thread Size | 0.500 INCHES IN |
| Thread Quantity Per Inch | 13 |
| 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 |
NSN 5310-01-373-3364 is a Nut,plain,castellated,hexagon, manufactured by Fairbanks Morse, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-373-3364 has 2 manufacturer part numbers on file: 2151394 (Fairbanks Morse, Llc), 2151394P (Preco Equipment Co Dba Preco Marine).
Key specifications for 2151394: Thread Series: UNIFIED NATIONAL COARSE (UNC); Nominal Thread Size: 0.500 INCHES IN; End Item Identification: ENGINE DIESEL PART NUMBER 251F16MGS ABOARD 210 FT,270 FT,AND 400 FT COAST GUARD VESSELS FT; Thread Quantity Per Inch: 13. 4 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.