The Switch,push, cataloged under National Stock Number 5930-01-149-1179, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Electro-Mech Components, Inc. Dba Electro-Mech Components Inc. Government technical data includes 18 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5930-01-149-1179 |
| Primary Part Number | SW42521 |
| Item Name | Switch,push |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Electro-Mech Components, Inc. Dba Electro-Mech Components Inc |
| Status | ACTIVE |
| Bushing Length | 0.440 INCHES NOMINAL IN |
| Body Diameter | 0.620 INCHES NOMINAL IN |
| Actuator Diameter | 0.335 INCHES NOMINAL IN |
| Inclosure Type | FULLY INCLOSED |
| Body Style | BUSHING MOUNTED |
| Mounting Method | THREADED BUSHING |
| Nominal Thread Size | 0.562 INCHES IN |
| Body Length | 0.962 INCHES NOMINAL IN |
| Color | BLACK SINGLE ACTUATOR |
| Nonpile-Up Contact Arrangement | 1 POLE, SINGLE THROW, NORMALLY OPEN, DOUBLE MAKE, MOMENTARY ACTION SINGLE SWITCH UNIT |
| Maximum Voltage Rating in Volts | 115.0 AC AND 30.0 DC |
| Thread Class | 2A A |
| Thread Quantity Per Inch | 32 |
| Terminal Type and Quantity | 2 TAB, SOLDER LUG |
| Thread Series Designator | UN |
| Actuator Height | 0.170 INCHES NOMINAL IN |
| Contact Load Current Rating at Maximum Rated Voltage | 2.000 AMPERES RESISTIVE DC AND 1.000 AMPERES INDUCTIVE DC AND 2.000 AMPERES RESISTIVE AC AND 1.000 AMPERES INDUCTIVE AC |
| Hazardous Locations/environmental Protection | WATERPROOF |
| 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 |
|---|---|
| SW42521 PRIMARY | Electro-Mech Components, Inc. Dba Electro-Mech Components Inc (USA) |
NSN 5930-01-149-1179 is a Switch,push, manufactured by Electro-Mech Components, Inc. Dba Electro-Mech Components Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-01-149-1179 has 1 manufacturer part number on file: SW42521 (Electro-Mech Components, Inc. Dba Electro-Mech Components Inc).
Key specifications for SW42521: Bushing Length: 0.440 INCHES NOMINAL IN; Body Diameter: 0.620 INCHES NOMINAL IN; Overall Height: 0.620 INCHES NOMINAL IN; Actuator Diameter: 0.335 INCHES NOMINAL IN. 18 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.