Model: USML44A

Sensitive Switch

Special Features:

Weapon system essential

Properties:

Actuator Free Position Height
0.531 inches
Maximum Voltage Rating In Volts
28.0 dc
End Application
Aircraft, phantom f-4, stratolifter c-135, (ac-130h, mc-130h, ec-130
Inclosure Type
Fully enclosed
Nonpile-up Contact Arrangement
1 pole, double throw, one position momentary single switch unit
Switch Release Force
0.5 ounces
Criticality Code Justification
Feat
Switch Actuating Force
4.0 ounces
Actuator Movement
Between 0.046 pretravel inches and 0.031 overtravel inches and 0.015 differential inches
Contact Load Current Rating At Maximum Rated Voltage
4.000 amperes resistive dc
Terminal Type And Quantity
3 tab, solder lug
NSN
5930-00-686-3086
Part Number
USML44A
Description
Switch,sensitive
CAGE

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 USML44A NSN 5930-00-686-3086

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:
U
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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