The Jackscrew,electrical Connector, cataloged under National Stock Number 5935-01-066-4121, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-066-4121 |
| Primary Part Number | 581R185H05 |
| Item Name | Jackscrew,electrical Connector |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 SNAP-IN AND 1 THREADED STUD(S) |
| Overall Diameter | 0.156 INCHES NOMINAL IN |
| Style Designator | THREADED STUD MOUNTED |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.125 INCHES IN |
| Surface Treatment | PASSIVATE |
| Thread Class | 2A A |
| Material | STEEL CORROSION RESISTING |
| Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) |
| 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 |
|---|---|
| 581R185H05 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| 581R185H05 | 5/2 Secondary reference U.S. Government activity |
| 581R185H05 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5935-01-066-4121 is a Jackscrew,electrical Connector, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-066-4121 has 1 manufacturer part number on file: 581R185H05 (Northrop Grumman Support Services Corp).
Key specifications for 581R185H05: Mounting Facility Type and Quantity: 1 SNAP-IN AND 1 THREADED STUD(S); Overall Diameter: 0.156 INCHES NOMINAL IN; Style Designator: THREADED STUD MOUNTED; Overall Length: 0.938 INCHES MINIMUM AND 0.968 INCHES MAXIMUM IN. 9 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.