The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-680-2166, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Fastener Technology Corp. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-680-2166 |
| Primary Part Number | FTD7201P0020SL |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Fastener Technology Corp |
| Status | ACTIVE |
| Width Across Flats | 0.250 INCHES NOMINAL IN |
| Length | 1.00 INCHES NOMINAL IN |
| Thread Length | 0.190 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Thread Length | 0.190 INCHES NOMINAL RIGHT INTERNAL IN |
| Style Designator | LEFT INTERNAL AND RIGHT INTERNAL THREADS |
| Thread Direction | RIGHT-HAND LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Direction | RIGHT-HAND RIGHT INTERNAL |
| Nominal Thread Size | 0.138 INCHES LEFT INTERNAL (INCLUDES THRU THREAD) IN |
| Nominal Thread Size | 0.138 INCHES RIGHT INTERNAL IN |
| Cross-Sectional Shape | HEXAGON |
| Thread Quantity Per Inch | 32 LEFT INTERNAL (INCLUDES THRU THREAD) |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD) |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) RIGHT INTERNAL |
| 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 |
|---|---|
| FTD7201P0020SL PRIMARY | Fastener Technology Corp (USA) |
| Reference | Meaning |
|---|---|
| HS6116P0020SL | 7/2 Vendor item drawing reference The Boeing Company |
NSN 5340-01-680-2166 is a Standoff,threaded,spacing, manufactured by Fastener Technology Corp, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-680-2166 has 1 manufacturer part number on file: FTD7201P0020SL (Fastener Technology Corp).
Key specifications for FTD7201P0020SL: Width Across Flats: 0.250 INCHES NOMINAL IN; Length: 1.00 INCHES NOMINAL IN; Thread Length: 0.190 INCHES NOMINAL LEFT INTERNAL (INCLUDES THRU THREAD) IN; Thread Length: 0.190 INCHES NOMINAL RIGHT INTERNAL IN. 14 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.