The Standoff,threaded,spacing, cataloged under National Stock Number 5340-01-207-6909, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Amphenol Corp Div Amphenol Aerospace Operations. Government technical data includes 20 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5340-01-207-6909 |
| Primary Part Number | 408-153819 |
| Item Name | Standoff,threaded,spacing |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Amphenol Corp Div Amphenol Aerospace Operations |
| Status | ACTIVE |
| Width Across Flats | 0.3050 INCHES MINIMUM AND 0.3250 INCHES MAXIMUM IN |
| Length | 0.1830 INCHES MINIMUM AND 0.2030 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF |
| Thread Pitch in Millimeters | 0.7 RIGHT INTERNAL |
| Thread Length | 0.2000 INCHES MINIMUM AND 0.2600 INCHES MAXIMUM RIGHT INTERNAL IN |
| Thread Length | 0.3970 INCHES NOMINAL LEFT EXTERNAL IN |
| Style Designator | LEFT INTERNAL AND RIGHT EXTERNAL THREAD |
| Thread Direction | RIGHT-HAND RIGHT INTERNAL |
| Thread Direction | RIGHT-HAND LEFT EXTERNAL |
| Nominal Thread Size | 3.5 MILLIMETERS RIGHT INTERNAL MM |
| Nominal Thread Size | 0.1380 INCHES LEFT EXTERNAL IN |
| Cross-Sectional Shape | HEXAGON |
| Surface Treatment | OXIDE STANDOFF |
| Thread Class | 2A LEFT EXTERNAL A |
| Thread Quantity Per Inch | 32 LEFT EXTERNAL |
| Material | STEEL COMP 1215 STANDOFF |
| Right Projection Diameter | 0.1750 INCHES MINIMUM AND 0.1950 INCHES MAXIMUM IN |
| Thread Series Designator | M RIGHT INTERNAL |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) LEFT EXTERNAL |
| Right Projection Length | 0.3970 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 |
|---|---|
| 408-153819 | Amphenol Limited (GBR) |
| 408-153819 | Thales Uk Limited Dba Thales Uk Ltd Optronics (GBR) |
| 408-153819 | Amphenol Cables on Demand Corp Div Cables on Demand (USA) |
| 408-153819 PRIMARY | Amphenol Corp Div Amphenol Aerospace Operations (USA) |
| 922090 | Bertin Exensor Limited (GBR) |
| Reference | Meaning |
|---|---|
| 408-15277-6 | 5/9 Secondary reference Amphenol Limited |
| 7010423-004 | 7/2 Vendor item drawing reference Bae Systems Information and Electronic Systems Integration Inc. Div Bae Systems Information & Electronic Systems Integration Inc |
| 408-153819 | 5/9 Secondary reference Thales Optronics Staines Ltd |
| 408-153819 | 3/9 Design control — primary reference Amphenol Corp Spectra-Strip/itd |
| 0030009067-001 | 5/9 Secondary reference Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple |
| 408-15277-5 | 5/9 Secondary reference Honeywell International Inc Div Environmental Systems & Services |
| 922090 | 5/9 Secondary reference Watkins-Johnson International |
NSN 5340-01-207-6909 is a Standoff,threaded,spacing, manufactured by Amphenol Corp Div Amphenol Aerospace Operations, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-207-6909 has 5 manufacturer part numbers on file: 408-153819 (Amphenol Limited), 408-153819 (Thales Uk Limited Dba Thales Uk Ltd Optronics), 408-153819 (Amphenol Cables on Demand Corp Div Cables on Demand), 408-153819 (Amphenol Corp Div Amphenol Aerospace Operations), 922090 (Bertin Exensor Limited).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-226-8497. Verify interchangeability with system specifications before substitution.
Key specifications for 408-153819: Width Across Flats: 0.3050 INCHES MINIMUM AND 0.3250 INCHES MAXIMUM IN; Length: 0.1830 INCHES MINIMUM AND 0.2030 INCHES MAXIMUM IN; Surface Treatment Document and Classification: MIL-C-13924 MIL SPEC SINGLE TREATMENT RESPONSE STANDOFF; Thread Pitch in Millimeters: 0.7 RIGHT INTERNAL. 20 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.