The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-027-4676, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is Vertex Modernization and Sustainment Llc. Government technical data includes 19 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-027-4676 |
| Primary Part Number | 3929AS1230-C3M4 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Vertex Modernization and Sustainment Llc |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Nut Length | 0.785 INCHES MAXIMUM IN |
| Thread Series | UNF |
| Mounting Hole Arrangement Style | 2 HOLES |
| Material Document and Classification | AMS 5525 ASSN STD ALL MATERIAL RESPONSES OR AMS 5732 ASSN STD ALL MATERIAL RESPONSES OVERALL |
| Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Nut Counterbore Depth | 0.250 INCHES MINIMUM NUT IN |
| Features Provided | FLOATING NUT |
| Thread Direction | RIGHT-HAND |
| Center to Center Distance Between Mounting Holes Along Width | 0.484 INCHES MINIMUM AND 0.488 INCHES MAXIMUM IN |
| Nominal Thread Size | 0.190 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 |
| Nut Height | 0.415 INCHES MAXIMUM IN |
| Nut Style | PLATE |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 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 |
|---|---|
| F50403-3-4 | Howmet Global Fastening Systems Inc (USA) |
| 3929AS1230-C3M4 PRIMARY | Vertex Modernization and Sustainment Llc (USA) |
| Reference | Meaning |
|---|---|
| 3929AS1230-C3M4 | C/1 Advisory reference — outside the item-of-supply concept Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 10121998 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| F50403-3-4 | 5/9 Secondary reference U.S. Government activity |
| F12092-4-3 | 5/9 Secondary reference Harvard Industries Inc |
| F50403-3-4 | 5/9 Secondary reference Satair A/s |
| ST3M721C3M4 | 5/9 Secondary reference The Boeing Company Div Defense |
| F12092-4-3 | 5/9 Secondary reference U.S. Government activity |
NSN 5310-01-027-4676 is a Nut,self-Locking,plate, manufactured by Vertex Modernization and Sustainment Llc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-027-4676 has 2 manufacturer part numbers on file: F50403-3-4 (Howmet Global Fastening Systems Inc), 3929AS1230-C3M4 (Vertex Modernization and Sustainment Llc).
Key specifications for 3929AS1230-C3M4: Lubrication: DRY FILM LUBRICANT; Nut Length: 0.785 INCHES MAXIMUM IN; Thread Series: UNF; Mounting Hole Arrangement Style: 2 HOLES. 19 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.