The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-178-0149, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div. Government technical data includes 4 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 | 5340-01-178-0149 |
| Primary Part Number | 3594918-1 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div |
| Status | ACTIVE |
| Length | 0.250 INCHES NOMINAL IN |
| Left Slot Width | 0.060 INCHES NOMINAL IN |
| Style Designator | LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| Cross-Sectional Shape | ROUND |
| 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 |
|---|---|
| 3594918-1 PRIMARY | Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div (USA) |
NSN 5340-01-178-0149 is a Standoff,threaded,spacing, manufactured by Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-178-0149 has 1 manufacturer part number on file: 3594918-1 (Honeywell Intl Inc Defense Avionics Systems Former Test Systems Div).
Key specifications for 3594918-1: Length: 0.250 INCHES NOMINAL IN; Left Slot Width: 0.060 INCHES NOMINAL IN; Style Designator: LEFT INTERNAL AND RIGHT EXTERNAL THREAD; Cross-Sectional Shape: ROUND. 4 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.