The Locking Plate,nut and Bolt, cataloged under National Stock Number 5340-01-249-2919, 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13 specifications, cited from the U.S. Government catalog. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-249-2919 |
| Item Name | Locking Plate,nut and Bolt |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Plate Thickness | 0.062 INCHES NOMINAL IN |
| Distance Between Mounting Hole Centers | 3.250 INCHES MINIMUM AND 3.281 INCHES MAXIMUM IN |
| Angle Between Ears in Deg | 45.0 |
| Body Width | 1.250 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN |
| Criticality Code Justification | ZZZW |
| Style Designator | SOCKET |
| Material Document and Classification | QQ-N-281, CLASS A FED SPEC SINGLE MATERIAL RESPONSE |
| Mounting Hole Diameter | 0.906 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | FLAT |
| Specification/standard Data | 81348-QQ-N-281 GOVERNMENT SPECIFICATION AND 96906-MIL-STD-763 GOVERNMENT STANDARD AND 96906-MIL-STD-129 GOVERNMENT STANDARD AND 81349-MIL-I-45208 GOVERNMENT SPECIFICATION |
| Departure From Cited Document | MATERIAL WILL BE IN ACCORDANCE WITH SHIPS PARTS CONTROL CENTER ACTIVITY HX QUALITY CONTROL,MANUFACTURING AND TESTING SPECIFICATIONS |
| Material | NICKEL ALLOY 400 |
| EAR Width | 0.344 INCHES MINIMUM AND 0.406 INCHES MAXIMUM IN |
| 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 |
|---|---|
| 845-4363737 | 5/1 Secondary reference U.S. Government activity |
| MIL-S-763 | 4/1 Identification reference U.S. Government activity |
| BB-F-140,CD-F149 | 5/1 Secondary reference U.S. Government activity |
| 845-4363737ITEM50 | 3/1 Design control — primary reference U.S. Government activity |
NSN 5340-01-249-2919 is a Locking Plate,nut and Bolt, classified under FSC 5340, Hardware, Commercial. Status: active.
4 possible matches (shared part number, not a government interchangeability claim): 5340-01-249-2920, 5340-01-249-2921, 5340-01-249-2922. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-01-249-2919: Plate Thickness: 0.062 INCHES NOMINAL IN; Distance Between Mounting Hole Centers: 3.250 INCHES MINIMUM AND 3.281 INCHES MAXIMUM IN; Angle Between Ears in Deg: 45.0; Body Width: 1.250 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN. 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.
NSN 5340-01-249-2919 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.