D20418-39 ITT Cannon, D20418-39 Datasheet - Page 172

• Manufacturer Part Number: D20418-39
• Description: FEMALE SCREW LOCK, #4-40 UNC, 20.66MM
• Manufacturer: ITT Cannon

Specifications of D20418-39

• Screw Length: 20.66mm
• Thread Size - Imperial: 4-40
• Screw Head Height: 4.78mm
• Gender: Female
• Accessory Type: Female Screw Lock
• D Sub Shell Size: DE, DA, DB, DC, DD
• Connector Shell Size: DE, DA, DB, DC, DD
• For Use With: DD Size D Sub Connectors

D Subminiature
Materials and Finishes
Connector Assembly (Shells — Yellow Chromate over Cadmium)
Description
Shell
Insulator
Contact
Float Mount,
Brackets, Captive Nuts
Hardware
Connector Assembly (Shells — Gold over Copper — K52)
Shell
Insulator
Contact
Float Mount,
Brackets, Captive Nuts
Hardware
Coaxial/High Power Contact Assemblies
Outer Coaxial Shell
Center Coaxial Contact
Insulator (Coaxial Only)
Retaining Ring
High Power Contact
* Pending qualification
Material
Brass per QQ-B-613
Diallyl Phthalate glass-filled
per MIL-M-14, type SDG-F,
Color: White (or functional
equivalent polyester)*
Copper alloy
Brass
Brass per QQ-B-613
Diallyl Phthalate glass-filled
per MIL-M-14, type SDG-F,
Color: White (or functional
equivalent polyester)*
Copper alloy
Brass
Copper alloy
Copper alloy
Teflon
Copper alloy
Copper alloy
Finish
Yellow chromate over cadmium
QQ-P-416, Type II, Class 2
None
Gold 50 microinches min.
thickness per MIL-G-45204, Type II,
Class 1 over copper per MIL-C-14550
Yellow chromate over cadmium
QQ-P-416, Type II, Class 2
Gold 50 microinches min.
thickness per MIL-G-45204, Type II,
Class 1 over copper per MIL-C-14550
None
Gold 50 microinches min.
thickness per MIL-G-45204, Type II,
Class 1 over copper per MIL-C-14550
Gold
Gold 50 microinches min.
thickness per MIL-G-45204, Type II,
Class 1 over copper per MIL-C-14550
Gold 50 microinches min.
thickness per MIL-G-45204, Type II,
Class 1 over copper per MIL-C-14550
None
Gold
Gold 50 microinches min.
thickness per MIL-G-45204, Type II,
Class 1 over copper per MIL-C-14550
Space/High Reliability
Dimensions are shown in mm (inch)
Dimensions subject to change
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