The Nut,plain,hexagon, cataloged under National Stock Number 5310-01-265-1194, 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 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-01-265-1194 |
| Primary Part Number | 243-5864870 PIECE 10008 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Width Across Flats | 3.875 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Material Document and Classification | MIL-S-2093,TYPE 2,CLASS C MIL SPEC ALL MATERIAL RESPONSES OVERALL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.112 INCHES IN |
| Nut Height | 2.750 INCHES NOMINAL IN |
| Nut Style | HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 40 |
| Material | STEEL COMP E4340 OR STEEL COMP 1026 OR STEEL COMP 1045 OR STEEL COMP 4147 OVERALL |
| Bearing Surface Type | CHAMFERED |
| 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 |
|---|---|
| 243-5864870 PIECE 10008 PRIMARY | Naval Sea Systems Command (USA) |
| LHD243003 PIECE 10008 | National Forge Company (USA) |
| Reference | Meaning |
|---|---|
| LHD243003-PC 10 | C/1 Advisory reference — outside the item-of-supply concept National Forge Company |
NSN 5310-01-265-1194 is a Nut,plain,hexagon, manufactured by Naval Sea Systems Command, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-265-1194 has 2 manufacturer part numbers on file: 243-5864870 PIECE 10008 (Naval Sea Systems Command), LHD243003 PIECE 10008 (National Forge Company).
Key specifications for 243-5864870 PIECE 10008: Width Across Flats: 3.875 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: MIL-S-2093,TYPE 2,CLASS C MIL SPEC ALL MATERIAL RESPONSES OVERALL; Thread Direction: RIGHT-HAND. 11 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.