The Nut,plain,spline, cataloged under National Stock Number 5310-00-330-8347, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is American Fuel Cell and Coated Fabrics Company, Llc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5310-00-330-8347 |
| Primary Part Number | FCC15667-2 |
| Item Name | Nut,plain,spline |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | American Fuel Cell and Coated Fabrics Company, Llc |
| Status | ACTIVE |
| Thread Series | UNF |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Nut Diameter | 0.438 INCHES NOMINAL IN |
| Pilot Diameter | 0.318 INCHES NOMINAL IN |
| Pilot Length | 0.250 INCHES NOMINAL IN |
| Nut Height | 0.505 INCHES NOMINAL IN |
| Nut Style | SPLINE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| FCC15667-2 | Lanxess Corporation (USA) |
| FCC15667-2 PRIMARY | American Fuel Cell and Coated Fabrics Company, Llc (USA) |
| Reference | Meaning |
|---|---|
| FCC15667-2 | 5/9 Secondary reference Royal Holdings, Inc. |
NSN 5310-00-330-8347 is a Nut,plain,spline, manufactured by American Fuel Cell and Coated Fabrics Company, Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-330-8347 has 2 manufacturer part numbers on file: FCC15667-2 (Lanxess Corporation), FCC15667-2 (American Fuel Cell and Coated Fabrics Company, Llc).
Key specifications for FCC15667-2: Thread Series: UNF; Thread Direction: RIGHT-HAND; Nominal Thread Size: 0.190 INCHES IN; Nut Diameter: 0.438 INCHES NOMINAL IN. 11 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.