The Nut,plain,round, cataloged under National Stock Number 5310-00-185-6418, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Whittet-Higgins Company. Government technical data includes 12 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 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-185-6418 |
| Primary Part Number | 8AN17 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Whittet-Higgins Company |
| Status | ACTIVE |
| Thread Series | UNS |
| Thread Pitch Diameters | +3.2859 TO 3.2933 INCHES IN |
| Drive Point Width | 0.375 INCHES NOMINAL IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 4.325 INCHES IN |
| Nut Diameter | 4.4063 INCHES NOMINAL IN |
| Drive Point Depth | 0.1563 INCHES NOMINAL IN |
| Nut Thickness | 0.625 INCHES NOMINAL IN |
| Drive Point Quantity | 8 |
| Nut Style | ROUND |
| Thread Quantity Per Inch | 12 |
| 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 5310-00-185-6418 is a Nut,plain,round, manufactured by Whittet-Higgins Company, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-185-6418 has 2 manufacturer part numbers on file: 711050 (Army Weapons Command Attn Amswe-Ree-S), 8AN17 (Whittet-Higgins Company).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-560-8175. Verify interchangeability with system specifications before substitution.
Key specifications for 8AN17: Thread Series: UNS; Thread Pitch Diameters: +3.2859 TO 3.2933 INCHES IN; Drive Point Width: 0.375 INCHES NOMINAL IN; Thread Direction: RIGHT-HAND. 12 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.