The Nut,plain,spline, cataloged under National Stock Number 5310-01-623-1824, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Huck International, Inc. Div Huck Products Division. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-623-1824 |
| Primary Part Number | FF6010NL-4-A |
| Item Name | Nut,plain,spline |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Huck International, Inc. Div Huck Products Division |
| Status | ACTIVE |
| Width Across Flats | 0.295 INCHES NOMINAL IN |
| Nut Length | 0.435 INCHES NOMINAL IN |
| Thread Series | UNJC |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.112 INCHES IN |
| Pilot Diameter | 0.218 INCHES MAXIMUM IN |
| Pilot Length | 0.089 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN |
| Nut Height | 0.291 INCHES NOMINAL IN |
| Nut Style | SPLINE (FLOATING) |
| Thread Class | 3B |
| Thread Quantity Per Inch | 40 |
| Material | STEEL NUT |
| 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 |
|---|---|
| FF6010NL-4-A PRIMARY | Huck International, Inc. Div Huck Products Division (USA) |
| Reference | Meaning |
|---|---|
| S-0774 | D/9 Drawing number reference only Huck International, Inc. Div Huck Products Division |
NSN 5310-01-623-1824 is a Nut,plain,spline, manufactured by Huck International, Inc. Div Huck Products Division, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-623-1824 has 1 manufacturer part number on file: FF6010NL-4-A (Huck International, Inc. Div Huck Products Division).
Key specifications for FF6010NL-4-A: Width Across Flats: 0.295 INCHES NOMINAL IN; Nut Length: 0.435 INCHES NOMINAL IN; Thread Series: UNJC; 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.