Model: PS2-121B

Push Switch

Properties:

Thread Class
2a
Body Style
Bushing mounted
Overall Length
1.045 inches
Overall Height
0.450 inches
Overall Width
0.500 inches
Bushing Length
0.250 inches
Body Length
0.565 inches
Body Width
0.500 inches
Case Material
Metal
Actuator Diameter
0.122 inches
Actuator Height
0.230 inches
Actuator Color
Black single actuator
Maximum Voltage Rating In Volts
125.0 ac and 28.0 dc
Inclosure Type
Fully enclosed
Mounting Method
Threaded bushing
Thready Qty Per Inch (tpi)
40
Thread Size
0.250 inches
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary single switch unit
Contact Load Current Rating At Maximum Rated Voltage
5.000 amperes resistive dc and 5.000 amperes resistive ac
Precious Material And Location
Contacts silver and contact surfaces gold
Unable To Decode
Unable to decode and unable to decode
Thread Series Designator
Uns
Terminal Type And Quantity
3 printed circuit
NSN
5930-01-139-2399
Part Number
PS2-121B
Description
Switch,push
CAGE
81640

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 PS2-121B NSN 5930-01-139-2399

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00406
FIIG:
A053A0
Concept No.:
App. Key:
P
Cond. Code:
1
Status:
A

Material Classification

Hazardous material, precious metals, criticality, enviroment, and electrostatic discharge indicators
HMIC
PMIC
ESD/EMI
ENAC
MMAC
CRITL
HMIC:
P
PMIC:
S
ESD:
ESD:
MMAC:
EH
CRITL:
X

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:
O
SPI No.:
SPI Rev.:
SPC Mkg:
00
LVL_A:
Q
LVL_B:
Q

Freight Classification

NMFC
UFC
LTL
LCL
WCC
TCC
SHC
ACC
NMFC:
061300
UFC:
34410
LTL:
77.5
LCL:
--
WCC:
72D
TCC:
Z
SHC:
9
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

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