The Polarizing Key,electrical Connec, cataloged under National Stock Number 5935-00-065-2131, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp. Government technical data includes 5 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-00-065-2131 |
| Primary Part Number | 900539-10 |
| Item Name | Polarizing Key,electrical Connec |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp |
| Status | ACTIVE |
| Shape | U-SHAPED |
| Connector Identifying Number | 05574-091-0020-000 CATALOG NO. |
| Surface Treatment | GOLD AND SILVER |
| Precious Material and Location | KEY SURFACE GOLD AND KEY SURFACE SILVER |
| Material | COPPER 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 |
|---|---|
| 900539-10 PRIMARY | Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp (USA) |
| Reference | Meaning |
|---|---|
| 091-0020-012 | 5/9 Secondary reference Cooper Interconnect, Inc. |
| 091-0020-012 | 5/2 Secondary reference U.S. Government activity |
| 091-0020-000 | 5/9 Secondary reference Cooper Interconnect, Inc. |
NSN 5935-00-065-2131 is a Polarizing Key,electrical Connec, manufactured by Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-00-065-2131 has 1 manufacturer part number on file: 900539-10 (Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp).
Key specifications for 900539-10: Overall Height: 0.150 INCHES NOMINAL IN; Shape: U-SHAPED; Overall Length: 0.490 INCHES NOMINAL IN; Overall Width: 0.085 INCHES NOMINAL IN. 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.