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FSC 5930 | Switches
MS27903-4

Model: MS27903-4

Push Switch

Properties:

Thread Class

Body Style

Bushing mounted

Body Diameter

Between 0.630 inches and 0.670 inches

Bushing Length

Between 0.480 inches and 0.520 inches

Body Length

Between 0.760 inches and 0.800 inches

Actuator Style

Round

Actuator Diameter

Between 0.355 inches and 0.395 inches

Actuator Height

Between 0.230 inches and 0.270 inches

Actuator Color

Red single actuator

Maximum Voltage Rating In Volts

115.0 ac and 28.0 dc

Inclosure Type

Fully enclosed

Mounting Method

Threaded bushing

Thready Qty Per Inch (tpi)

Thread Size

0.625 inches

Nonpile-up Contact Arrangement

2 two circuit, double break/double make, one position momentary single switch unit

Contact Load Current Rating At Maximum Rated Voltage

4.000 amperes resistive dc and 2.000 amperes inductive dc and 2.000 amperes motor dc and 4.000 amperes resistive ac and 2.000 amperes inductive ac and 2.000 amperes motor ac

Test Data Document

81349-mil-s-8805 specification (includes engineering type bulletins, brochures, etc., that reflect specification type data in specification format; excludes commercial catalogs, industry directories, and similar trade publications, reflecting general type data on certain environmental and performance requirements and test conditions that are shown as "typical", "average", "", etc.).

Thread Series Designator

Unef

Terminal Type And Quantity

8 tab, solder lug

Nondefinitive Specification/std Data

G type

NSN

5930-00-977-2710

Part Number

MS27903-4

Description

Switch,push

CAGE

96906

A switch that is externally actuated by a device such as a push rod or button, which requires pushing for each actuation. The action may be momentary, with mechanical return. The actuating device may or may not be an integral part of the switch. The item may include provisions for mounting indicating lamp(s) or light emitting diode(s) in the actuator. Includes items consisting of individually separable switches that are physically interlocked, that have a common actuator, or are electrically connected. Excludes light-switch; light-switch assembly; switch, beam selecting, headlight; switch, foot; switch, interlock; switch, pressure; switch, push-pull; switch, sensitive and switch assembly. For devices which start, stop, reverse, select and/or regulate the speed of a motor, see starter, motor and controller, motor.

Part MS27903-4 NSN 5930-00-977-2710

INC

FIIG

Concept No.

App. Key

Cond. Code

Status

INC:

00406

FIIG:

A053A0

Concept No.:

App. Key:

Cond. Code:

Status:

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators

HMIC

PMIC

ESD/EMI

ENAC

MMAC

CRITL

HMIC:

PMIC:

ESD:

MMAC:

CRITL:

Packaging & Shipping

Est. Pack Size

Est. Pack Weight

Est. Item Weight

Est. Item Dim.

Pack Size:

Paclk Weight:

0.1000lbs

Item Weight:

Item Dim:

OPI

SPI No.

SPI Rev.

SPC Mkg.

LVL A

LVL B

OPI:

SPI No.:

SPI Rev.:

SPC Mkg:

LVL_A:

LVL_B:

Freight Classification

NMFC

UFC

LTL

LCL

WCC

TCC

SHC

ACC

NMFC:

061300

UFC:

34410

LTL:

77.5

LCL:

WCC:

72D

TCC:

SHC:

ACC:

Instruments/Radio

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Schedule B and Export

Schedule B: 8536509035
SITC: 77255
End Use: Electric apparatus
NAICS: 335931
USDA: 1

Freight Class: Switches, push-button, rated at over 5 a, for a voltage not exceeding 1,000 v