The Locking Plate,nut and Bolt, cataloged under National Stock Number 5340-01-243-8820, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-243-8820 |
| Item Name | Locking Plate,nut and Bolt |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Distance Between Mounting Hole Centers | 2.594 INCHES NOMINAL IN |
| Angle Between Ears in Deg | 51.5 |
| Body Width | 0.625 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Style Designator | SOCKET |
| Material Document and Classification | QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 1.125 INCHES NOMINAL IN |
| Angle From Horizontal Centerline to EAR in Deg | 25.5 |
| Cross-Sectional Shape Style | FLAT |
| Width | 1.938 INCHES NOMINAL IN |
| Material | NICKEL ALLOY 400 |
| EAR Width | 0.500 INCHES NOMINAL IN |
| Reference Number Differentiating Characteristics | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| 0900-573/PC.8 | 5/1 Secondary reference Huntington Ingalls Inc Div Newport News Shipbuilding |
| 200-6226444/PC.8 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5340-01-243-8820 is a Locking Plate,nut and Bolt, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-243-8820: Distance Between Mounting Hole Centers: 2.594 INCHES NOMINAL IN; Angle Between Ears in Deg: 51.5; Body Width: 0.625 INCHES NOMINAL IN; Criticality Code Justification: ZZZY. 13 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.