Model: 148-0409-0

Sensitive Switch

Special Features:

Weapon system essential

Properties:

Body Style
Hole mounted
Hazardous Locations/environmental Protection
Dustproof
Actuator Style
Round
Actuator Adapter Style
Pushbutton
Housing Length
2.460 inches
Housing Width
1.000 inches
Center To Center Distance Between Housing Mounting Facilities Parallel To Length
1.000 inches
Maximum Voltage Rating In Volts
480.0 ac and 250.0 dc
End Application
Missile, air intercept, sidewinder (aim-9), support equipment, b-52 aircraft, helicopter, advance attack, ah-1w, helicopter, uscg search and rescue, hh-60j, helicopter, carrier based asw, sh-60f, spruance class dd (963), shipboard material handling equipment (mhe), helicopter, search and rescue, hh-60h, helicopter, mh-53e, mars class t-afs 1
Inclosure Type
Fully enclosed
Mounting Method
Threaded hole
Thready Qty Per Inch (tpi)
32
Thread Size
0.138 inches
Nonpile-up Contact Arrangement
1 pole, double throw, both positions maintained single switch unit
Switch Release Force
4.0 ounces
Criticality Code Justification
Feat
Switch Actuating Force
Between 9.0 ounces and 13.0 ounces
Actuator Movement
Between 0.015 pretravel inches and 0.219 overtravel inches and 0.002 differential inches
Contact Load Current Rating At Maximum Rated Voltage
250.000 milliamperes resistive dc and 15.000 amperes resistive ac
Thread Series Designator
Unc
Terminal Type And Quantity
3 screw
NSN
5930-00-959-0077
Part Number
148-0409-0
Description
Switch,sensitive
CAGE
53964

A switch with a quick-acting mechanism actuated by a highly delicate tactile contact. Includes membrane switch. excludes switch, flexible; switch, pressure; and switch, thermostatic.

Part 148-0409-0 NSN 5930-00-959-0077

INC
FIIG
Concept No.
App. Key
Cond. Code
Status
INC:
00399
FIIG:
A053A0
Concept No.:
App. Key:
S
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:
A
ESD:
ESD:
MMAC:
EH
CRITL:
Y

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: 8536509050
  • SITC: 77255
  • End Use: Electric apparatus
  • NAICS: 335931
  • USDA: 1

Freight Class: Switches, slide, for a voltage not exceeding 1,000 v

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