The Nut,plain,spline, cataloged under National Stock Number 5310-01-337-0364, 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 27 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-337-0364 |
| Primary Part Number | FFC6010NL-4-C |
| Item Name | Nut,plain,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 | 0.280 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN |
| Nut Length | 0.405 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | QQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE BRACKET |
| Surface Treatment Document and Classification | QQ-P-416,TY2,CL2 FED SPEC SINGLE TREATMENT RESPONSE SHELL |
| Thread Series | UNJC |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | AMS 5085 ASSN STD SINGLE MATERIAL RESPONSE BRACKET |
| Material Document and Classification | AMS 5639 ASSN STD SINGLE MATERIAL RESPONSE SHELL |
| Nut Counterbore Depth | 0.223 INCHES NOMINAL NUT IN |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.112 INCHES IN |
| Counterbore Diameter | 0.182 INCHES MINIMUM AND 0.202 INCHES MAXIMUM NUT IN |
| Pilot Diameter | 0.217 INCHES MAXIMUM IN |
| Pilot Length | 0.146 INCHES MINIMUM AND 0.176 INCHES MAXIMUM IN |
| Nut Height | 0.350 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE NUT |
| Surface Treatment | CADMIUM AND CHROMATE SHELL |
| Surface Treatment | CADMIUM AND CHROMATE BRACKET |
| Nut Style | SPLINE (FLOATING) |
| Thread Class | 3B |
| Thread Quantity Per Inch | 40 |
| Material | IRON ALLOY 660 NUT |
| Material | STEEL COMP 304 SHELL |
| Material | STEEL COMP 1050 BRACKET |
| 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 |
|---|---|
| FFC6010NL-4-C PRIMARY | Huck International, Inc. Div Huck Products Division (USA) |
| Reference | Meaning |
|---|---|
| FFC6010NL-4-C | 3/9 Design control — primary reference U.S. Government activity |
| 841617-3 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| 841617-3 | 5/9 Secondary reference Litton Systems Inc. Div Navigation Systems Division |
NSN 5310-01-337-0364 is a Nut,plain,spline, manufactured by Huck International, Inc. Div Huck Products Division, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-337-0364 has 1 manufacturer part number on file: FFC6010NL-4-C (Huck International, Inc. Div Huck Products Division).
Key specifications for FFC6010NL-4-C: Lubrication: DRY FILM LUBRICANT; Width Across Flats: 0.280 INCHES MINIMUM AND 0.310 INCHES MAXIMUM IN; Nut Length: 0.405 INCHES MINIMUM AND 0.435 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE NUT. 27 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.