The Nut,plain,hexagon, cataloged under National Stock Number 5310-00-019-2001, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-019-2001 |
| Item Name | Nut,plain,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Status | ACTIVE |
| Width Across Flats | 0.875 INCHES NOMINAL IN |
| Thread Series | UNS |
| Thread Pitch Diameters | +0.5657 TO 0.5687 INCHES IN |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE NUT |
| Thread Direction | LEFT-HAND |
| Nominal Thread Size | 0.544 INCHES IN |
| Nut Height | 0.235 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN |
| Countersink Angle | 43.0 DEGREES MINIMUM AND 47.0 DEGREES MAXIMUM FIRST END |
| Thread Quantity Per Inch | 32 |
| Material | PLASTIC POLYAMIDE NYLON WASHER |
| Material | STEEL COMP E4340 NUT |
| Bearing Surface Type | WASHER FACED |
| 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 |
|---|---|
| 378098 | C/1 Advisory reference — outside the item-of-supply concept Honeywell International Inc. Div Aerospace - Torrance |
| 378098 | 3/2 Design control — primary reference U.S. Government activity |
| 378098 | 5/9 Secondary reference Alliedsignal Inc Dba Allied-Signal Aerospace Co |
NSN 5310-00-019-2001 is a Nut,plain,hexagon, classified under FSC 5310, Nuts and Washers. Status: active.
Key specifications for 5310-00-019-2001: Width Across Flats: 0.875 INCHES NOMINAL IN; Thread Series: UNS; Thread Pitch Diameters: +0.5657 TO 0.5687 INCHES IN; Material Document and Classification: MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE NUT. 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.