The Nut,plain,slotted,hexagon, cataloged under National Stock Number 5310-01-099-0384, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Tld Ace Corp Div Tld Ace. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5310-01-099-0384 |
| Primary Part Number | 66410-7 |
| Item Name | Nut,plain,slotted,hexagon |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Tld Ace Corp Div Tld Ace |
| Status | ACTIVE |
| Width Across Flats | 1.120 INCHES NOMINAL IN |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.750 INCHES IN |
| Nut Height | 0.640 INCHES NOMINAL IN |
| Nut Style | SLOTTED, HEXAGON |
| Thread Class | 2B |
| Thread Quantity Per Inch | 16 |
| Material | STEEL OVERALL |
| Bearing Surface Type | CHAMFERED OR 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 |
| Part Number | Manufacturer |
|---|---|
| 66410-7 | Tld Ace Corp Div Tld Ace (USA) |
| Reference | Meaning |
|---|---|
| 031006 | 5/9 Secondary reference Isus Axle Corp |
| 031006 | 3/2 Design control — primary reference U.S. Government activity |
| 1002188-P6 | 5/9 Secondary reference Tld Ace Corp Div Tld Ace |
NSN 5310-01-099-0384 is a Nut,plain,slotted,hexagon, manufactured by Tld Ace Corp Div Tld Ace, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-099-0384 has 1 manufacturer part number on file: 66410-7 (Tld Ace Corp Div Tld Ace).
1 possible match (shared part number, not a government interchangeability claim): 6515-01-509-3952. Verify interchangeability with system specifications before substitution.
Key specifications for 66410-7: Width Across Flats: 1.120 INCHES NOMINAL IN; Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.750 INCHES IN. 10 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.