The Retainer,socket,plug-in Electron, cataloged under National Stock Number 5935-01-123-4685, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is The Boeing Company Div Defense. Government technical data includes 6 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5935-01-123-4685 |
| Primary Part Number | 5M1781-002 |
| Item Name | Retainer,socket,plug-in Electron |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | The Boeing Company Div Defense |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY |
| Surface Treatment Document and Classification | QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE |
| Unthreaded Mounting Hole Diameter | 0.060 INCHES NOMINAL SINGLE MOUNTING FACILITY IN |
| Style Designator | IRREGULAR |
| Surface Treatment | PASSIVATE |
| Material | STEEL COMP 301 |
| 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 |
|---|---|
| 5M1781-002 PRIMARY | The Boeing Company Div Defense (USA) |
| Reference | Meaning |
|---|---|
| 5M1781-002 | 5/2 Secondary reference U.S. Government activity |
| 3929AS1192-2 | 7/2 Vendor item drawing reference Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier |
| 10131984 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
| 5M1781 | D/9 Drawing number reference only The Boeing Company Div Defense |
NSN 5935-01-123-4685 is a Retainer,socket,plug-in Electron, manufactured by The Boeing Company Div Defense, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-123-4685 has 1 manufacturer part number on file: 5M1781-002 (The Boeing Company Div Defense).
1 possible match (shared part number, not a government interchangeability claim): 5935-01-123-4686. Verify interchangeability with system specifications before substitution.
Key specifications for 5M1781-002: Mounting Facility Type and Quantity: 1 UNTHREADED HOLE(S) SINGLE MOUNTING FACILITY; Overall Height: 0.015 INCHES MINIMUM AND 0.047 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE; Unthreaded Mounting Hole Diameter: 0.060 INCHES NOMINAL SINGLE MOUNTING FACILITY IN. 6 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.