The Switch,lock, cataloged under National Stock Number 5930-01-579-4375, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Rockwell Automation, Inc. Dba Rockwell Automation. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-579-4375 |
| Primary Part Number | 440T-MSSLE110A |
| Item Name | Switch,lock |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Rockwell Automation, Inc. Dba Rockwell Automation |
| Status | ACTIVE |
| Inclosure Type | FULLY INCLOSED |
| 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 |
|---|---|
| 1OO8K0014A | Cnim Systemes Industriels (FRA) |
| 440T-MSSLE110A PRIMARY | Rockwell Automation, Inc. Dba Rockwell Automation (USA) |
| Reference | Meaning |
|---|---|
| 440T-MSSLE110A | 3/9 Design control — primary reference Allen Bradley Co Electronics Div |
NSN 5930-01-579-4375 is a Switch,lock, manufactured by Rockwell Automation, Inc. Dba Rockwell Automation, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-579-4375 has 2 manufacturer part numbers on file: 1OO8K0014A (Cnim Systemes Industriels), 440T-MSSLE110A (Rockwell Automation, Inc. Dba Rockwell Automation).
Key specifications for 440T-MSSLE110A: Inclosure Type: FULLY INCLOSED; Special Features: 316L STAINLESS STEEL CONSTRUCTION; KEY TRAPPED TO RELEASE FLEXIBLE/ADJUSTABLE ACTUATOR; SINGLE KEY OPERATION; DIRECT DRIVE OPERATION; REPLACEABLE CODE BARREL ASSEMBLY; TAMPER RESISTANT SCREWS; 0A KEY CODE A. 1 specification is 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.