The Standoff,threaded,spacing, cataloged under National Stock Number 5340-00-409-9584, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products. Government technical data includes 9 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. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-409-9584 |
| Primary Part Number | 318509-1 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products |
| Status | ACTIVE |
| Width Across Flats | 0.118 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN |
| Length | 0.008 INCHES MINIMUM AND 0.010 INCHES MAXIMUM IN |
| Left Slot Width | 0.030 INCHES NOMINAL IN |
| Groove Diameter | 0.0635 INCHES NOMINAL IN |
| Style Designator | LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| Diameter | 0.195 INCHES MINIMUM AND 0.205 INCHES MAXIMUM IN |
| Cross-Sectional Shape | ROUND |
| Shoulder Length | 0.069 INCHES MINIMUM AND 0.074 INCHES MAXIMUM IN |
| Groove Width | 0.020 INCHES NOMINAL 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 |
|---|---|
| 318509-1 PRIMARY | L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products (USA) |
NSN 5340-00-409-9584 is a Standoff,threaded,spacing, manufactured by L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-00-409-9584 has 1 manufacturer part number on file: 318509-1 (L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products).
Key specifications for 318509-1: Width Across Flats: 0.118 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN; Length: 0.008 INCHES MINIMUM AND 0.010 INCHES MAXIMUM IN; Left Slot Width: 0.030 INCHES NOMINAL IN; Groove Diameter: 0.0635 INCHES NOMINAL IN. 9 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.