The Locking Plate,nut and Bolt, cataloged under National Stock Number 5340-01-210-6451, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 10 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-210-6451 |
| Item Name | Locking Plate,nut and Bolt |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Plate Thickness | 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN |
| Distance Between Mounting Hole Centers | 3.219 INCHES NOMINAL IN |
| Body Width | 2.750 INCHES NOMINAL IN |
| Criticality Code Justification | ZZZY |
| Style Designator | SOCKET |
| Mounting Hole Diameter | 1.812 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | FLAT |
| Material | STEEL CORROSION RESISTING |
| EAR Width | 0.750 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 F — Mutilate — Cut |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| 148B3818 PIECE 1 | 3/9 Design control — primary reference Bechtel Technical Services Inc Machinery Apparatus Opn |
NSN 5340-01-210-6451 is a Locking Plate,nut and Bolt, classified under FSC 5340, Hardware, Commercial. Status: active.
Key specifications for 5340-01-210-6451: Plate Thickness: 0.055 INCHES MINIMUM AND 0.065 INCHES MAXIMUM IN; Distance Between Mounting Hole Centers: 3.219 INCHES NOMINAL IN; Body Width: 2.750 INCHES NOMINAL IN; Criticality Code Justification: ZZZY. 10 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.
NSN 5340-01-210-6451 has DEMIL Code F. Demilitarization may be required before disposal or transfer to non-military entities.
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.