The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-357-6237, 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 23 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5310-01-357-6237 |
| Primary Part Number | 03A245-3-5 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Lubrication | DRY FILM LUBRICANT |
| Plate Thickness | 0.030 INCHES MAXIMUM IN |
| Nut Length | 0.762 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-L-8937 MIL SPEC SINGLE TREATMENT RESPONSE SHELL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Mounting Hole Arrangement Style | 2 HOLES |
| Material Document and Classification | AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5731 ASSN STD SINGLE MATERIAL RESPONSE SHELL |
| Mounting Hole Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN |
| Nut Counterbore Depth | 0.313 INCHES MINIMUM NUT IN |
| Features Provided | FLOATING NUT AND REMOVABLE COLLAR |
| 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 |
| Counterbore Diameter | 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM NUT 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 | 0.526 INCHES MAXIMUM IN |
| Surface Treatment | PASSIVATE SHELL |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 32 |
| Material | IRON ALLOY 660 SHELL |
| 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 |
|---|---|
| 03A245-3-5 | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 03A245-3-5 | 7/2 Vendor item drawing reference Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems |
| 03A245-3-5 | 3/2 Design control — primary reference U.S. Government activity |
| NS202813-3-5 | 5/9 Secondary reference U.S. Government activity |
| F52951-3-5 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
| 5F52951-3-5 | 5/9 Secondary reference Howmet Global Fastening Systems Inc |
NSN 5310-01-357-6237 is a Nut,self-Locking,plate, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-357-6237 has 1 manufacturer part number on file: 03A245-3-5 (Howmet Global Fastening Systems Inc).
Key specifications for 03A245-3-5: Lubrication: DRY FILM LUBRICANT; Overall Height: 0.526 INCHES MAXIMUM IN; Plate Thickness: 0.030 INCHES MAXIMUM IN; Nut Length: 0.762 INCHES MAXIMUM IN. 23 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.