The Switch,toggle, cataloged under National Stock Number 5930-01-157-9589, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Eaton Corporation. Government technical data includes 19 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-157-9589 |
| Primary Part Number | 545101010 |
| Item Name | Switch,toggle |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Eaton Corporation |
| Status | ACTIVE |
| Bushing Length | 0.315 INCHES NOMINAL IN |
| Inclosure Type | FULLY INCLOSED |
| Body Style | BUSHING MOUNT |
| Actuator Style | ROUND |
| Mounting Method | THREADED BUSHING |
| Body Width | 0.275 INCHES NOMINAL IN |
| Body Height | 0.530 INCHES NOMINAL IN |
| Mounting Surface to Terminal End Distance | 0.685 INCHES NOMINAL IN |
| Nominal Thread Size | 0.250 INCHES IN |
| Actuator Position-Action Relationship | UP POSITION MAINTAINED AND DOWN POSITION MAINTAINED |
| Body Length | 0.520 INCHES NOMINAL IN |
| Nonpile-Up Contact Arrangement | 1 POLE, DOUBLE THROW, BOTH POSITIONS MAINTAINED SINGLE SWITCH UNIT |
| Precious Material and Location | CONTACT AND TERMINAL SURFACES GOLD |
| Maximum Voltage Rating in Volts | 20.0 AC AND 20.0 DC |
| Thread Quantity Per Inch | 40 |
| Terminal Type and Quantity | 3 PRINTED CIRCUIT |
| Thread Series Designator | UNS |
| Actuator Height | 0.413 INCHES NOMINAL IN |
| Contact Load Current Rating at Maximum Rated Voltage | 400.000 MILLIAMPERES RESISTIVE DC AND 400.000 MILLIAMPERES RESISTIVE AC |
| 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 |
|---|---|
| 545101010 PRIMARY | Eaton Corporation (USA) |
| Reference | Meaning |
|---|---|
| MST-121D-PC/G1 | 5/9 Secondary reference U.S. Government activity |
NSN 5930-01-157-9589 is a Switch,toggle, manufactured by Eaton Corporation, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-157-9589 has 1 manufacturer part number on file: 545101010 (Eaton Corporation).
Key specifications for 545101010: Bushing Length: 0.315 INCHES NOMINAL IN; Overall Height: 1.413 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Body Style: BUSHING MOUNT. 19 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.