The Nut,self-Locking,plate, cataloged under National Stock Number 5310-00-680-4600, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Howmet Global Fastening Systems Inc. Government technical data includes 20 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-00-680-4600 |
| Primary Part Number | F2031-08 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Plate Thickness | 0.015 INCHES NOMINAL IN |
| Nut Length | 1.051 INCHES NOMINAL IN |
| Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Precious Material | SILVER |
| Plate Width | 0.422 INCHES NOMINAL IN |
| Temp Rating | 900.0 FAHRENHEIT NOMINAL DEGF |
| Mounting Hole Arrangement Style | 2 HOLES |
| Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.164 INCHES IN |
| Distance From Aperture Center to Mounting Hole Center | 0.339 INCHES MINIMUM AND 0.349 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Center to Center Distance Between Mounting Holes Along Length | 0.310 INCHES MINIMUM AND 0.314 INCHES MAXIMUM IN |
| Nut Height | 0.250 INCHES NOMINAL IN |
| Surface Treatment | SILVER OVERALL |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | STEEL OVERALL |
| Nut Mounting Provision | STRAIGHT HOLES |
| 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 |
|---|---|
| F2031-08 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| F2031-08 | C/1 Advisory reference — outside the item-of-supply concept Boeing Distribution Services SAS |
| F2031-08 | 5/9 Secondary reference Klx Aerospace Solutions II SAS |
| F2031-08 | 5/9 Secondary reference Tecnotec Sarl |
| F2031-08 | 5/9 Secondary reference Howmet Global Fastening Systems Inc. Div Microdot Products |
NSN 5310-00-680-4600 is a Nut,self-Locking,plate, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-00-680-4600 has 1 manufacturer part number on file: F2031-08 (Howmet Global Fastening Systems Inc).
Key specifications for F2031-08: Plate Thickness: 0.015 INCHES NOMINAL IN; Nut Length: 1.051 INCHES NOMINAL IN; Thread Series: UNIFIED NATIONAL COARSE (UNC); Precious Material: SILVER. 20 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.