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Liquid Level Switch

Model / MPN: GF5500-55 | NSN: 2915-00-926-8336
ITAR Registered seal

A switch which is actuated by a float or sensing devic (s) to control liquid level and/or actuate visual or audible warning systems. Used in conjunction with pumps or valves to transfer liquid from one source to another. It may include a relay controlled by the switch element. Excludes transmitter, liquid quantity.

Product Details
NATO Stock Number
Sold in multiples of
1 EA
Overall Length
Between 3.360 inches and 3.480 inches
Power Cable Length
Between 60.000 inches and 66.000 inches
Dc Voltage Rating
28.0 volts
Overall Diameter
1.380 inches
Electrical Connection Type
Internal Battery Accommodation
Not included
Current Rating At Maximum Rated Voltage
500.0 milliamperes load
Voltage Rating At Maximum Rated Current
28.0 volts
Float Quantity
Operating Tempurature Rating
Between -65.0 degrees fahrenheit and 160.0 degrees fahrenheit
Mounting Method
Mounting Position
Maximum Current Rating
500.0 milliamperes load
Contact Arrangement
Single throw, normally closed
Not included
Liquid Type For Which Designed
Aircraft fuel
Aircraft Fuel For Which Designed
Aircraft Fuel Grade Specificationification
Mil-g-5572, mil-t-5624
Aircraft Fuel Grade
80/87, 100/130, 115/145, jp-4, jp-5
Aircraft Fuel Grade Specificationific Gravity Rating
0.782 at 15.6/15.6 degrees c, max sp gr, 0.845 at 15.6/15.6 degrees c, max sp gr
Float Effective Travel
Between 1.250 inches and 1.500 inches
Mounting Dimensions
Mtd by bulkhead fitting per ms33657s6 thd size 9-16-18 unf-3a
Tank Insertion Length
Between 2.240 inches and 2.360 inches
Fsc Application Data
Aircraft engine float switch

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GF5500-55 Cross Reference
  • GF5500-55