The Nut,plain,round, cataloged under National Stock Number 5310-01-017-1189, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 19 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-017-1189 |
| Item Name | Nut,plain,round |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Hole Thread Quantity Per Inch | 20 |
| Thread Series | UN |
| Hole Configuration Style | CONFIGURATION F |
| Drive Point Width | 0.620 INCHES NOMINAL IN |
| Thread Direction | LEFT-HAND |
| Nominal Thread Size | 3.500 INCHES IN |
| Nut Diameter | 5.500 INCHES NOMINAL IN |
| Drive Point Depth | 0.250 INCHES NOMINAL IN |
| Undercut Thickness | 0.630 INCHES NOMINAL IN |
| Nut Thickness | 1.500 INCHES NOMINAL IN |
| Small End Diameter | 4.750 INCHES NOMINAL IN |
| Countersink Angle | 45.0 DEGREES NOMINAL NUT |
| Drive Point Quantity | 4 |
| Nut Style | ROUND |
| Thread Class | 2B |
| Hole Nominal Thread Diameter | 0.250 INCHES IN |
| Thread Quantity Per Inch | 12 |
| Material | STEEL OVERALL |
| Hole Type and Quantity | 1 TAPPED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 523C806H02 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5310-01-017-1189 is a Nut,plain,round, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-01-017-1189: Hole Thread Quantity Per Inch: 20; Thread Series: UN; Hole Configuration Style: CONFIGURATION F; Drive Point Width: 0.620 INCHES NOMINAL IN. 19 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.