The Plate,leveling, cataloged under National Stock Number 5340-01-689-9221, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Item Name | Plate,leveling |
| FSC / FSG | 5340 — Hardware, Commercial (FSG 53) |
| Manufacturers | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (CAGE 70974) |
| Parameter | Value |
|---|---|
| NSN | 5340-01-689-9221 |
| Primary Part Number | 1TD6312A27001-9009 |
| Item Name | Plate,leveling |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 1TD6312A27001-9009 PRIMARY | Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems (USA) |
| Reference | Meaning |
|---|---|
| 1TD6312A27001 | D/9 Drawing number reference only Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems |
NSN 5340-01-689-9221 is a Plate,leveling, manufactured by Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-689-9221 has 1 manufacturer part number on file: 1TD6312A27001-9009 (Northrop Grumman Systems Corporation Div Northrop Grumman Aeronautics Systems).
1 possible match (shared part number, not a government interchangeability claim): 5330-01-689-9502. Verify interchangeability with system specifications before substitution.
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.