Specifications

Shell	Aluminum Alloy
Contact	Gold-Plated Copper Alloy (Solder Cup)
Mechanical Life	500 cycles
Shock	Acceleration 735 m/s² (FD Series, FDA-20/26) Acceleration 490 m/s² (J/K FD Series) Acceleration 700 m/s² (FDA-50/50M) Acceleration 980 m/s² (FDB)
Sinusoidal Vibration	Frequency 10 ~ 2000 Hz, Acceleration 98 m/s² (FD Series, FDA-20/26, FDA-50/50M) Frequency 5 ~ 16 Hz, Amplitude 1 mm (FD-4) Frequency 16 ~ 60 Hz, Acceleration 10 m/s² (FD-4) Frequency 10 ~ 50 Hz, Amplitude 2 mm (J/K FD Series, FDB) Frequency 50 ~ 2000 Hz, Acceleration 196 m/s² (KFD Series, FDB)
Acceleration	Acceleration 833 m/s² (FD-20/26/50, FDA-20/26, J/K FD-20/26/50, FDB) Acceleration 98 m/s² (FD-2A/2B/2C, K FD-2K FD-2A/2B) Acceleration 85 m/s² (FDA-50/50M) Acceleration 196 m/s² (FD-4)
Demating Force	9.8 N ~ 29.4 N (FD-2C) ≤25 N (FD-4) 9.8 N ~ 49 N (FD-2A, FD-2B) 19.6 N ~ 59 N (FD-20) 39.2 N ~ 78.5 N (FD-26/50) 68.6 N ~ 98 N (FD-26Tn/Zn, FD-50Tn/Zn) 9.8 N ~ 68.6 N (FDA-20) 39.2 N ~ 78.5 N (FDA-26) 40 N ~ 100 N (FDA-50) 39.2 N ~ 78.5 N (FDB-50)
Operating Temperature	-40℃ ~ 85℃ -55℃ ~ 125℃ (FDB）
Salt Spray Test	96 h (FDB) 144 h(FD-4)
Operating Pressure	222.9 kPa ~ 6.67 Pa
Relative Humidity	At 40 ± 2℃: 95% ~ 98%

Electrical Ratings

Contact Resistance and Rated Current

Operating Diameter	Wire Soldering Hole Diameter	Contact Resistance	Rated Current
0.8 mm	1.5 mm	≤5 mΩ	5 A
0.9 mm	1.5 mm	≤5 mΩ	5 A
1 mm	1.5 mm	≤5 mΩ	5 A
1.2 mm	1.5 mm	≤5 mΩ	5 A
1.5 mm	1.8 mm	≤5 mΩ	10 A

Insulation Resistance

1 atm

High Temperature (70℃)

Humid

≥1000 MΩ

≥500 MΩ (FDA-50/50M)

≥100 MΩ (FD-2C)

≥500 MΩ

≥50 MΩ (FD-2C)

≥20 MΩ

≥10 MΩ (FD-2C)

Dielectric Withstand Voltage

Code	1 atm	Humid	Low Pressure
FD-2A/2B J/K FD-2A/2B	250 Vrms	150 Vrms	100 Vrms
FD-4 FD-2C	250 Vrms	150 Vrms	75 Vrms
FD-20/26/50 K FD-20/26/50 FDA-20/26 FDA-50/50M FDB-50	1000 Vrms	500 Vrms	200 Vrms

How to Order

Model Specifications

Code	Quality Grade	Feature
FD-2TA	J Grade, CC, J/K, A	2 Pin Push-pull Plug Contacts of 2 sizes Mating with FD-2ZA Socket
FD-2ZA	J Grade, CC, J/K, A	2 Pin Socket Contacts of 2 sizes Mating with FD-2TA Plug
FD-2TB	J Grade, CC, J/K, A	2 Pin Push-pull Plug Contacts of same size Mating with FD-2ZB Socket
FD-2ZB	J Grade, CC, J/K, A	2 Pin Socket Contacts of same size Mating with FD-2TB Plug
FD-2TC	J Grade	2 Pin Cable Umbilical Plug Mating with FD-2ZB Socket
FD-4Ta	J Grade	4 Pin Push-pull Plug Small margin between circumferences Mating with FD-4Za socket
FD-4Za	J Grade	4 Pin Socket Mating with FD-4Ta plug
FD-20T	J Grade, CC, J/K, J/K+	20 Pin Pull Rod Umbilical Plug Mating with same number of pins socket
FD-20T (long)	J Grade, CC, J/K	20 Pin Pull Rod Umbilical Plug The extension rod is extended by 20mm Mating with same number of pins socket
FDA-20T	J Grade	20 Pin Pulling Rod Umbilical Connector Without Flame retardant sheet Mating with sockets that have the same layout
FDA-20T (long)	J Grade	20 Pin Pulling Rod Umbilical Connector The extension rod is extended by 20mm Mating with sockets that have the same layout
FD-20ZA	J Grade, CC, J/K, J/K+	20 Pin Socket Diamond Flange
FD-20ZB	J Grade, CC, J/K, J/K+	20 Pin Socket Rectangle Flange
FD-26T	J Grade, CC, J/K, J/K+	26 Pin Pulling Rod Umbilical Connector Mating with FD-26Z, FD-26Z10
FD-26T2	J Grade	26 Pin Extended Pulling Rod Umbilical Connector The cable cover and pull rod are extended by 10mm Pull rod connect cable mechanism Mating with FD-26Z, FD-26Z10 Socket
FD-26T7	J Grade	26 Pin Extended Pulling Rod Umbilical Connector The cable cover and pull rod are extended by 20mm Mating with FD-26Z, FD-26Z10 Socket
FD-26Tn	J Grade, F, J/K	26 Pin Demating Force Increased Umbilical Plug Mating with FD-26Zn Socket
FDA-26T	J Grade	26 Pin Pulling Rod Umbilical Connector Without Flame retardant sheet Mating with FD-26Z, FD-26Z10 Socket
FD-26Z	J Grade, CC, J/K, J/K+	26 Pin Socket Mating with FD-26T、FD-26T2、FD-26T7、FDA-26T Plug
FD-26Z10	J Grade	26 Pin Socket The distance between the mating surface and the flange surface decreases. Mating with FD-26T, FD-26T2, FD-26T7, FDA-26T Plug
FD-26Zn	J Grade, F, J/K	26 Pin Socket Mating with FD-26Tn Plug
FD-50T	J Grade, CC, J/K, J/K+	50 Pin Pulling Rod Umbilical Connector Mating with FD-50Z Socket
FD-50Tn	J Grade, F, J/K	50 Pin Demating Force Increased Umbilical Plug Mating with FD-50Zn Socket
FDA-50T	J Grade	50 Pin Pulling Rod Umbilical Connector Without Flame retardant sheet contact is a socket Mating with FDA-50Z, FDA-50ZM Socket
FDB-50T	J Grade	50 Pin Rainproof Pulling Rod Umbilical Connector Mating with FDB-50Z Socket
FD-50Z	J Grade, CC, J/K, J/K+	50 Pin Socket Mating with FD-50T Plug
FD-50Zn	J Grade, F, J/K	50 Pin Socket Mating with FD-50Tn Plug
FDA-50Z	J Grade	50 Pin Socket The contact is a pin Mating with FDA-50T plug
FDB-50Z	J Grade	50 Pin Rainproof Socket Mating with FDB-50T Plug