The Cover,electrical Connector, cataloged under National Stock Number 5935-00-258-0407, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is General Motors Corp. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-00-258-0407 |
| Primary Part Number | 854978 |
| Item Name | Cover,electrical Connector |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | General Motors Corp |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 THREADED COUPLING |
| Attachment Feature Length | 2.562 INCHES NOMINAL IN |
| Overall Diameter | 0.781 INCHES NOMINAL IN |
| Body Height | 0.437 INCHES NOMINAL IN |
| Style Designator | INTERNAL THREAD W/CHAIN OR ROPE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.625 INCHES IN |
| Eye Inside Diameter | 0.120 INCHES NOMINAL IN |
| Thread Class | 2B |
| Thread Series Designator | UNEF |
| 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 |
|---|---|
| 854978 | General Motors Corp (USA) |
| Reference | Meaning |
|---|---|
| 854978 | C/1 Advisory reference — outside the item-of-supply concept General Motors Llc Dba General Motors Llc |
| 854978 | 3/9 Design control — primary reference General Motors Llc Dba General Motors |
NSN 5935-00-258-0407 is a Cover,electrical Connector, manufactured by General Motors Corp, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-00-258-0407 has 1 manufacturer part number on file: 854978 (General Motors Corp).
Key specifications for 854978: Mounting Facility Type and Quantity: 1 THREADED COUPLING; Attachment Feature Length: 2.562 INCHES NOMINAL IN; Overall Diameter: 0.781 INCHES NOMINAL IN; Body Height: 0.437 INCHES NOMINAL IN. 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.