The Connector,plug,electrical, cataloged under National Stock Number 5935-01-363-9943, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5935-01-363-9943 |
| Primary Part Number | MS3409DJ20F4S |
| Item Name | Connector,plug,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Shell Type | SOLID |
| Mating End Quantity | 1 |
| Contact Position Arrangement Style | 20-4 SINGLE MATING END |
| Included Contact Quantity | 4 SINGLE MATING END SINGLE CONTACT GROUPING |
| Nominal Thread Size | 1.250 INCHES IN |
| Thread Class | 2B |
| Thread Quantity Per Inch | 18 |
| Threaded Device Type | COUPLING FACILITY |
| Thread Series Designator | UNEF |
| Shell Material | ALUMINUM ALLOY |
| 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 |
|---|---|
| MS3409DJ20F4S PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| SAE-AS50151 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MS3409DJ20F4S | 5/9 Secondary reference U.S. Government activity |
NSN 5935-01-363-9943 is a Connector,plug,electrical, manufactured by Sae International Dba Sae International, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-363-9943 has 1 manufacturer part number on file: MS3409DJ20F4S (Sae International Dba Sae International).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-641-9536. Verify interchangeability with system specifications before substitution.
Key specifications for MS3409DJ20F4S: Shell Type: SOLID; Mating End Quantity: 1; Contact Position Arrangement Style: 20-4 SINGLE MATING END; Included Contact Quantity: 4 SINGLE MATING END SINGLE CONTACT GROUPING. 10 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.