The Switch,push, cataloged under National Stock Number 5930-00-256-8653, is classified within Federal Supply Class 5930 (Switches) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Shallcross Inc. Government technical data includes 14 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5930-00-256-8653 |
| Primary Part Number | BS10057 |
| Item Name | Switch,push |
| FSC / FSG | 5930 / 59 — Switches |
| Manufacturer | Shallcross Inc |
| Status | ACTIVE |
| Pile-Up Contact Form Arrangement | 1A SINGLE POSITION A |
| Bushing Length | 0.625 INCHES NOMINAL IN |
| Inclosure Type | FULLY INCLOSED |
| Actuator Inscription | ARROW SINGLE ACTUATOR |
| Body Width | 0.500 INCHES NOMINAL IN |
| Body Height | 0.688 INCHES NOMINAL IN |
| Nominal Thread Size | 0.375 INCHES IN |
| Body Length | 0.969 INCHES NOMINAL IN |
| Maximum Voltage Rating in Volts | 50.0 DC |
| Terminal Type and Quantity | 2 TAB, SOLDER LUG |
| Thread Series Designator | UNEF |
| Actuator Height | 1.031 INCHES NOMINAL IN |
| Contact Load Current Rating at Maximum Rated Voltage | 10.000 AMPERES RESISTIVE DC |
| Hazardous Locations/environmental Protection | DUSTPROOF |
| 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 |
|---|---|
| BS10057 PRIMARY | Shallcross Inc (USA) |
| Reference | Meaning |
|---|---|
| SCB99666 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5930-00-256-8653 is a Switch,push, manufactured by Shallcross Inc, classified under FSC 5930, Switches. Status: active.
NSN 5930-00-256-8653 has 1 manufacturer part number on file: BS10057 (Shallcross Inc).
Key specifications for BS10057: Pile-Up Contact Form Arrangement: 1A SINGLE POSITION A; Bushing Length: 0.625 INCHES NOMINAL IN; Inclosure Type: FULLY INCLOSED; Actuator Inscription: ARROW SINGLE ACTUATOR. 14 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.