The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-254-1440, 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 13 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. 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.
| Parameter | Value |
|---|---|
| NSN | 5340-01-254-1440 |
| Primary Part Number | 174092 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | ACTIVE |
| Left End Chamfer Angle | 45.0 DEGREES NOMINAL |
| Left Counterbore Depth | 1.000 INCHES NOMINAL IN |
| Width Across Flats | 2.000 INCHES NOMINAL IN |
| Length | 4.000 INCHES NOMINAL IN |
| Right End Chamfer Depth | 0.020 INCHES NOMINAL IN |
| Style Designator | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| Right Counterbore Depth | 1.000 INCHES NOMINAL IN |
| Left Counterbore Diameter | 0.750 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN |
| Right End Chamfer Angle | 45.0 DEGREES NOMINAL |
| Cross-Sectional Shape | RECTANGULAR |
| Distance From End to Hole Center | 2.000 INCHES NOMINAL IN |
| Left End Chamfer Depth | 0.020 INCHES NOMINAL IN |
| Hole Quantity Perpendicular to Axis | 1 |
| 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 |
|---|---|
| 174092 PRIMARY | Northrop Grumman Systems Corporation (USA) |
NSN 5340-01-254-1440 is a Standoff,threaded,spacing, manufactured by Northrop Grumman Systems Corporation, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-254-1440 has 1 manufacturer part number on file: 174092 (Northrop Grumman Systems Corporation).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-497-2993. Verify interchangeability with system specifications before substitution.
Key specifications for 174092: Left End Chamfer Angle: 45.0 DEGREES NOMINAL; Left Counterbore Depth: 1.000 INCHES NOMINAL IN; Width Across Flats: 2.000 INCHES NOMINAL IN; Length: 4.000 INCHES NOMINAL 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.
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.