The Nut,self-Locking,plate, cataloged under National Stock Number 5310-01-690-5331, 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 22 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5310-01-690-5331 |
| Primary Part Number | F53011-5-2 |
| Item Name | Nut,self-Locking,plate |
| FSC / FSG | 5310 / 53 — Nuts and Washers |
| Manufacturer | Howmet Global Fastening Systems Inc |
| Status | ACTIVE |
| Plate Thickness | 0.030 INCHES NOMINAL IN |
| Nut Length | 1.058 INCHES NOMINAL IN |
| Surface Treatment Document and Classification | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OR AMS 2700 ASSN STD SINGLE TREATMENT RESPONSE CLIP |
| Surface Treatment Document and Classification | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OR AMS 2700 ASSN STD SINGLE TREATMENT RESPONSE NUT |
| Surface Treatment Document and Classification | AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OR AMS 2700 ASSN STD SINGLE TREATMENT RESPONSE SHELL |
| Thread Series | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Material Document and Classification | AMS 5525 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OR AMS 5731 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OR AMS 5732 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OR AMS 5737 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE NUT |
| Material Document and Classification | AMS5732 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OR AMS 5525 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE CLIP |
| Material Document and Classification | AMS5737 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5525 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OR AMS 5731 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE OR AMS 5732 AEROSPACE MATERIAL SPEC STD SINGLE MATERIAL RESPONSE SHELL |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.3125 INCHES IN |
| Locking Feature | PREVAILING TORQUE ALL METAL DESIGN |
| Nut Height | 0.582 INCHES NOMINAL IN |
| Surface Treatment | PASSIVATE NUT |
| Surface Treatment | PASSIVATE SHELL |
| Surface Treatment | PASSIVATE CLIP |
| Nut Style | PLATE |
| Thread Class | 3B |
| Thread Quantity Per Inch | 24 |
| Material | IRON ALLOY 660 SHELL |
| Material | IRON ALLOY 660 NUT |
| Material | IRON ALLOY 660 CLIP |
| 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 |
|---|---|
| F53011-5-2 PRIMARY | Howmet Global Fastening Systems Inc (USA) |
| Reference | Meaning |
|---|---|
| 03A246-5-A5 | D/9 Drawing number reference only Northrop Grumman Systems Corp Dba Northrop Grumman Computing Systems |
NSN 5310-01-690-5331 is a Nut,self-Locking,plate, manufactured by Howmet Global Fastening Systems Inc, classified under FSC 5310, Nuts and Washers. Status: active.
NSN 5310-01-690-5331 has 1 manufacturer part number on file: F53011-5-2 (Howmet Global Fastening Systems Inc).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-690-7157. Verify interchangeability with system specifications before substitution.
Key specifications for F53011-5-2: Plate Thickness: 0.030 INCHES NOMINAL IN; Nut Length: 1.058 INCHES NOMINAL IN; Surface Treatment Document and Classification: AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OR AMS 2700 ASSN STD SINGLE TREATMENT RESPONSE CLIP; Surface Treatment Document and Classification: AMS-QQ-P-35 ASSN STD SINGLE TREATMENT RESPONSE OR AMS 2700 ASSN STD SINGLE TREATMENT RESPONSE NUT. 22 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.