The Standoff,threaded,spacing, cataloged under National Stock Number 5340-00-009-2465, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5340-00-009-2465 |
| Primary Part Number | A51C32531-11 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Left Counterbore Depth | 2.540 INCHES NOMINAL IN |
| Length | 3.100 INCHES NOMINAL IN |
| Style Designator | INTERNALLY THREADED FULL LENGTH |
| Diameter | 0.625 INCHES NOMINAL IN |
| Left Counterbore Diameter | 0.420 INCHES MINIMUM AND 0.427 INCHES MAXIMUM IN |
| Right Slot Width | 0.093 INCHES MINIMUM AND 0.098 INCHES MAXIMUM IN |
| Cross-Sectional Shape | ROUND |
| Right Slot Depth | 0.056 INCHES MINIMUM AND 0.061 INCHES MAXIMUM IN |
| 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 |
|---|---|
| A51C32531-11 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| Reference | Meaning |
|---|---|
| A51C32531-11 | 5/9 Secondary reference Northrop Grumman Systems Corporation |
| A51C32531-11 | 3/9 Design control — primary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Northrop Grumman Aeronautics Systems |
NSN 5340-00-009-2465 is a Standoff,threaded,spacing, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-009-2465 has 1 manufacturer part number on file: A51C32531-11 (Northrop Grumman Systems Corporation).
Key specifications for A51C32531-11: Left Counterbore Depth: 2.540 INCHES NOMINAL IN; Length: 3.100 INCHES NOMINAL IN; Style Designator: INTERNALLY THREADED FULL LENGTH; Diameter: 0.625 INCHES NOMINAL IN. 8 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.