The Nut,self-Locking,spline, cataloged under National Stock Number 5310-01-197-3385, 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 22 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through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-197-3385 |
| Primary Part Number | FF6010L-12-J |
| Item Name | Nut,self-Locking,spline |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Huck International, Inc. Div Huck Products Division |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Width Across Flats | 0.450 INCHES NOMINAL IN |
| Nut Length | 0.650 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Material Document and Classification | MIL-S-23195 MIL SPEC SINGLE MATERIAL RESPONSE BASE |
| Nut Counterbore Depth | 0.025 INCHES MINIMUM NUT IN |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Counterbore Diameter | 0.515 INCHES MINIMUM AND 0.535 INCHES MAXIMUM NUT IN |
| Pilot Diameter | 0.330 INCHES MINIMUM AND 0.335 INCHES MAXIMUM IN |
| Pilot Length | 0.347 INCHES NOMINAL IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.647 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM AND CHROMATE OVERALL |
| Nut Style | SPLINE (FLOATING) |
| Thread Class | 3B |
| Thread Quantity Per Inch | 28 |
| Material | STEEL NUT |
| Material | STEEL BRACKET |
| Material | STEEL COMP 304 BASE |
| 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 |
|---|---|
| FF6010L-12-J PRIMARY | Huck International, Inc. Div Huck Products Division (USA) |
| Reference | Meaning |
|---|---|
| FF6010L-12-J | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
| 717835-45 | 5/9 Secondary reference Raytheon Company Div Rmd Strategic |
| FFN6010-12-J | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| FF6010L-12-J | 5/9 Secondary reference U.S. Government activity |
| FF6010L-12-J | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| FFN6010-12-J | C/1 Advisory reference — outside the item-of-supply concept Huck International, Inc |
NSN 5310-01-197-3385 is a Nut,self-Locking,spline, manufactured by Huck International, Inc. Div Huck Products Division, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-197-3385 has 1 manufacturer part number on file: FF6010L-12-J (Huck International, Inc. Div Huck Products Division).
Key specifications for FF6010L-12-J: Lubrication: DRY FILM LUBRICANT; Width Across Flats: 0.450 INCHES NOMINAL IN; Nut Length: 0.650 INCHES NOMINAL IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL. 22 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.