D-20418-2 Cinch Connectors, D-20418-2 Datasheet - Page 201

• Manufacturer Part Number: D-20418-2
• Description: D SUB SCREW LOCK, #4-40 UNC, 70.32MM
• Manufacturer: Cinch Connectors

Specifications of D-20418-2

• Screw Length: 7.92mm
• Thread Size - Imperial: 4-40
• Peak Reflow Compatible (260 C): No
• Screw Head Height: 4.6mm
• Leaded Process Compatible: No
• Accessory Type: Female Screw Lock
• Rohs Compliant: No
• For Use With: D-Subminiature Connectors
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Dura-Con
High Reliability
Metal Shell
Insulator: UL94V-0 rated glass-filled polyester or diallyl phthalate
Contacts: Pins - Copper alloy, Sockets - Copper alloy (machined)
Contact Plating: .000050 in gold
Shell: Aluminum alloy
Shell Plating: Yellow chromate over cadmium (std.) or
Operating Temperature: -55°C to +135°C
Individual Contact: 6 oz. (170.40 g) maximum insertion;
Mating / Unmating Force: See table
Call Toll Free: 1 [phone]
Withstanding Voltage:
Contact Resistance:
Both plug and socket available in 9, 15, 21, 25, 31, 37, 51, and 100 positions.
Several styles of mounting are available for cable-to-cable, cable-to-panel
mount, and cable-to-board mount.
Aluminum shell provides extra strength and EMI/RFI shielding capability.
Plating options available.
Silicone elastomer compression interfacial seal protects contacts from
moisture and humidity and isolates contacts from each other and the
metal shell.
Meets requirements of MIL-C-83513 except where noted.
Rugged twist-pin contacts resistant to shock and vibration make metal
shell Dura-Con an excellent choice for harsh environments such as airborne
or space applications.
Current Rating:
electroless nickel
0.5 oz. (14.20 g) minimum withdrawal
3 Amps maximum
600 VAC RMS @ sea level
8 milliohms maximum
.050" (1.27mm) Density
Solder Cup/Wire
D-Microminiature
5-8
No. of
Contacts
9
15
21
25
31
37
51
100
13.13
15.63
19.38
23.13
31.88
62.50
5.63
9.38
Maximum
Mating Force
Lb.
10.50
14.47
28.38
2.56
4.26
5.96
7.10
8.80
Kg
Minimum
Unmating Force
1.16
1.59
3.13
.28
.47
.66
.78
.97
Lb.
1.42
Kg
.13
.21
.30
.35
.44
.53
.72