The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-189-5448, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 7 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.
| Parameter | Value |
|---|---|
| NSN | 5340-01-189-5448 |
| Primary Part Number | 734909 PIECE 61 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Length | 0.375 INCHES NOMINAL IN |
| Thread Length | 0.1875 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Style Designator | LEFT INTERNAL THREAD |
| Material Document and Classification | SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Diameter | 0.1884 INCHES MINIMUM AND 0.1886 INCHES MAXIMUM IN |
| Cross-Sectional Shape | ROUND |
| Material | STEEL COMP 4140 OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 734909 PIECE 61 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
NSN 5340-01-189-5448 is a Standoff,threaded,spacing, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-189-5448 has 1 manufacturer part number on file: 734909 PIECE 61 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for 734909 PIECE 61: Length: 0.375 INCHES NOMINAL IN; Thread Length: 0.1875 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN; Style Designator: LEFT INTERNAL THREAD; Material Document and Classification: SAE 4140 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 7 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.