The Connector Assembly,electrical, cataloged under National Stock Number 5935-01-509-2491, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Phoenix Contact Development and Manufacturing Inc Dba Protiq Usa. Government technical data includes 5 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5935-01-509-2491 |
| Primary Part Number | 1780248 |
| Item Name | Connector Assembly,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Phoenix Contact Development and Manufacturing Inc Dba Protiq Usa |
| Status | ACTIVE |
| Component Name | COMBICON CONNECTOR PLUG SETS |
| Component Quantity | 2 |
| Precious Material | SILVER |
| Component Controlling Agency | PHOENIX CONTACT INC |
| Precious Material and Location | CONTACTS SILVER |
| 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 |
|---|---|
| MSTB-SET/EMUG 45-4REL | Phoenix Contact Development and Manufacturing Inc Dba Protiq Usa (USA) |
| 1780248 PRIMARY | Phoenix Contact Development and Manufacturing Inc Dba Protiq Usa (USA) |
| Reference | Meaning |
|---|---|
| 1630630/1635538-76IT86 | 5/9 Secondary reference Wesco Distribution, Inc Dba C C a Div Cca |
NSN 5935-01-509-2491 is a Connector Assembly,electrical, manufactured by Phoenix Contact Development and Manufacturing Inc Dba Protiq Usa, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-509-2491 has 2 manufacturer part numbers on file: MSTB-SET/EMUG 45-4REL (Phoenix Contact Development and Manufacturing Inc Dba Protiq Usa), 1780248 (Phoenix Contact Development and Manufacturing Inc Dba Protiq Usa).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-512-6690. Verify interchangeability with system specifications before substitution.
Key specifications for 1780248: Component Name: COMBICON CONNECTOR PLUG SETS; Component Quantity: 2; Precious Material: SILVER; Component Controlling Agency: PHOENIX CONTACT INC. 5 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.