YF27 Circular Umbilical Connector

  • Handwheel mating and mechanical demating.
  • The mating is aligned by red dot and guiding post to avoid mis-mating.
  • Its features airtight function.
  • The socket’s mating surface can withstand instantaneous temperatures of 2000℃.
  • Widely used in the mating and demating of electrical circuits between stages in strategic and tactical weapon systems and aerospace launch systems, as well as between electronic equipment on missile systems and ground-based electronic and electrical equipment.
  • Per YF27-78: Q/Ag21741-2012

YF27-118: Q/Ag21740-2009

YF27-106: Q/Ag1.174.3-2013

YF27-124: Q/Ag1.174.1-2013

Category:

Specifications

Shell Aluminum Alloy
Shell Finishing Electroless Nickel Plating, Covered with White Conformal Coating
Insulator Thermoplastic Plastic
Sealing ring Silicone Rubber, Nitrile Rubber, Conductive Rubber Materials
Contact Gold-Plated Copper Alloy Ordinary Contacts (Solder Cup)
Mechanical Life 1000 cycles
Sinusoidal Vibration Frequency 10 ~ 50 Hz, Single Amplitude 100 m/s²

Frequency 50 ~ 2000 Hz, Acceleration 200m/s²

Random Vibration Power Spectral Density 0.35 G2/Hz

Total Acceleration RMS  25G

Shock 11 ms Half-sine Wave, Peak Acceleration 1200 m/s²
Acceleration Peak Acceleration 490m/s²
Operating Temperature -55℃ ~ +125℃
Salt Spray Test 48 h
Relative Humidity At 40℃ ± 2℃: 95% ~ 98%
Rain Test Rainfall Intensity 5 mm/min
Mold Test GJB 150.10-1986, Level 1
Sealing 2MPa (Airtight Socket)

Electrical Ratings

Contact Resistance and Rated Current

Pin Diameter

Φ1.0 mm Φ2.0 mm Φ3.5 mm
Contact Resistance ≤10 mΩ ≤8 mΩ

≤8 mΩ

Operating Current

5 A 20 A

50 A

Insulation Resistance

Environmental Conditions

1 atm High Temperature Humid and Heat Rain Test
Insulation Resistance ≥1000 MΩ ≥50 MΩ ≥50 MΩ

≥50 MΩ

Dielectric Withstand Voltage

Environmental Conditions

1 atm Low Pressure Humid and Heat High Temperature Rain Test
Dielectric Withstand Voltage AC 1000 Vrms AC 200 Vrms AC 250 Vrms AC 250 Vrms

AC 250 Vrms

Shielding

Spectrum Range<100 MHz, Leakage attenuation of electrical connector shell ≥60 dB

How to Order

 

YF27 How to order

Contact Arrangement (Front View of The Socket Mating Surface)

YF27-78 Contact Hole Arrangement

YF27 78 Contact Hole Arrangement

YF27-106 Contact Hole Arrangement

YF27 106 Contact Hole Arrangement

 YF27-118 Contact Hole Arrangement

YF27 118 Contact Hole Arrangement

 YF27-124 Contact Hole Arrangement

YF27 124 Contact Hole Arrangement

 

Contact Type

Symbol Contact Specifications Number of Contacts Contact Soldering Cup
YF27-78 YF27-106 YF27-118 YF27-124 Diameter Section Area

Solderable Area

Ordinary Contact

YF27 symbol 1 Φ1.0mm 62 103 106 116 Φ1.5 mm 1.77 mm2 1.24 mm2
YF27 symbol 2 Φ2.0mm 8 —— 12 —— Φ2.7 mm 5.72 mm2

4.00 mm2

YF27 symbol 3 Φ3.5mm 8 —— —— 8 Φ4.5 mm 15.90 mm2

11.13 mm2

Coaxial Contact

YF27 symbol 4 8#Dual Coaxial Contact —— 2 (A#, B#Contact) —— —— —— ——
YF27 symbol 5 8#Quadrax Coaxial Contact —— 1 (C#Contact) —— —— —— ——

Dimension

Plug (YF27-78T)

YF27 Type Circular Umbilical Connector Plug YF27 78T

Plug (YF27-78T4)

YF27 Type Circular Umbilical Connector Plug YF27 78T4

 Socket (YF27-78Z1)

YF27 Type Circular Umbilical Connector Socket YF27 78Z1

Socket (YF27-78ZM3)

YF27 Type Circular Umbilical Connector Socket YF27 78ZM3

Plug (YF27-106T)

YF27 Type Circular Umbilical Connector Plug YF27 106T

Plug (YF27-106T4)

YF27 Type Circular Umbilical Connector Plug YF27 106T4

Socket (YF27-106Z1)

YF27 Type Circular Umbilical Connector Socket YF27 106Z1

Socket (YF27-106ZM3)

YF27 Type Circular Umbilical Connector Socket YF27 106ZM3

Plug (YF27-118T)

YF27 Type Circular Umbilical Connector Plug YF27 118T

Plug (YF27-118T2)

YF27 Type Circular Umbilical Connector Plug YF27 118T2

Plug (YF27-118TW)

YF27 Type Circular Umbilical Connector Plug YF27 118TW

Socket (YF27-118Z1)

YF27 Type Circular Umbilical Connector Socket YF27 118Z1

Socket (YF27-118ZM)

YF27 Type Circular Umbilical Connector Socket YF27 118ZM

Socket (YF27-118ZM3)

YF27 Type Circular Umbilical Connector Socket YF27 118ZM3

Socket (YF27-118ZM3a)

YF27 Type Circular Umbilical Connector Socket YF27 118ZM3a

Socket (YF27-118ZM3b)

YF27 Type Circular Umbilical Connector Socket YF27 118ZM3b

Dimension after Mating (YF27-118T and YF27-118ZM)

YF27 Type Circular Umbilical Connector dimension after mating YF27 118T and YF27 118ZM

Plug (YF27-124T)

YF27 Type Circular Umbilical Connector Plug YF27 124T

Socket (YF27-124Z1)

YF27 Type Circular Umbilical Connector Socket YF27 124Z1

Socket (YF27-124ZM)

YF27 Type Circular Umbilical Connector Socket YF27 124ZM

Socket (YF27-124ZM3)

YF27 Type Circular Umbilical Connector Socket YF27 124ZM3

Socket (YF27-124ZM3a)

YF27 Type Circular Umbilical Connector Socket YF27 124ZM3a

Dimension after Mating (YF27-124T and YF27-124ZM)

YF27 Type Circular Umbilical Connector dimension after mating YF27 124T and YF27 124ZM

 

 

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