The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-133-7225, is classified within Federal Supply Class 5310 (Nuts and Washers) of the Hardware and Abrasives group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 26 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-133-7225 |
| Primary Part Number | ST4M134-3-65 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Plate Thickness | 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN |
| Nut Length | 0.985 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE NUT |
| Thread Series | UNF |
| Plate Width | 0.406 INCHES MAXIMUM IN |
| Temp Rating | 250.0 FAHRENHEIT MAXIMUM DEGF |
| Mounting Hole Arrangement Style | 2 HOLES |
| Hole Configuration Style | CONFIGURATION F |
| Material Document and Classification | AMS 7245 ASSN STD SINGLE MATERIAL RESPONSE LOCKING INSERT |
| Material Document and Classification | MIL-A-12545,T6 MIL SPEC SINGLE MATERIAL RESPONSE NUT |
| Mounting Hole Diameter | 0.093 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.190 INCHES IN |
| Distance From Aperture Center to Mounting Hole Center | 0.344 INCHES MINIMUM AND 0.354 INCHES MAXIMUM IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Center to Center Distance Between Mounting Holes Along Length | 0.688 INCHES MINIMUM AND 0.698 INCHES MAXIMUM IN |
| Nut Height | 0.640 INCHES MINIMUM AND 0.660 INCHES MAXIMUM IN |
| Drilled Hole Diameter | 0.058 INCHES MINIMUM AND 0.068 INCHES MAXIMUM IN |
| Surface Treatment | CHROMATE NUT |
| Nut Style | PLATE |
| Thread Class | 2B |
| Thread Quantity Per Inch | 32 |
| Material | ALUMINUM ALLOY 6061 NUT |
| Material | STEEL CORROSION RESISTING LOCKING INSERT |
| Nut Mounting Provision | STRAIGHT HOLES |
| Hole Type and Quantity | 1 DRILLED |
| 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 |
|---|---|
| ST4M134-3-65 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 10109689 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| WSI-4-65 | 5/9 Secondary reference Atlas Corp Western Sky Industries Div |
| ST4M134-3-65 | 5/9 Secondary reference Atlas Corp Western Sky Industries Div |
| 1819512-002 | C/1 Advisory reference — outside the item-of-supply concept Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| WSI-4-65D | 5/9 Secondary reference Atlas Corp Western Sky Industries Div |
NSN 5310-01-133-7225 is a Nut,self-Locking,plate, manufactured by The Boeing Company Div Defense, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-133-7225 has 1 manufacturer part number on file: ST4M134-3-65 (The Boeing Company Div Defense).
Key specifications for ST4M134-3-65: Plate Thickness: 0.060 INCHES MINIMUM AND 0.070 INCHES MAXIMUM IN; Nut Length: 0.985 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-5541 MIL SPEC SINGLE TREATMENT RESPONSE NUT; Thread Series: UNF. 26 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.