MIL-DTL-38999 Series II Size #20 PCB Socket Contacts


Product Description

D38999 PC Board ContactsPC Tail shielded contacts provide a cost effective packag­ing solution for limited space applications where connec­tors are attached to printed circuit boards. High reliability is assured with factory pre-assembled contacts and stan­dardized termination to the board. PC Tail contacts are available for MIL-DTL-38999 Series II.

For improved performance we recommend Milnec compatible MIL-DTL-38999 Series II style connectors.


  • SAE-AS39029: Socket meets or exceeds the requirements and specifications of M39029/57-357, except as indicated
  • Contact Material: Suitable copper alloy
  • Contact Finish: Gold plate per IAW ASTM B488-01, Type II, Code C, Class 1.25 (.000050 Min) over nickel IAW AMS QQ-N-290, Class 1, .000050-.000100 thick

Data Sheet

View other D38999 Series II PCB Contact Sizes   Build 38999 Connector with PCB Contacts

MIL-DTL-38999 Series II – #20 PCB Socket Contacts

Part NumberPopularABCDShoulder StyleE Tail Stickout DS00, DS04, DS07 ShellsE Tail Stickout DS02, DS03 Shells
DSST20-101 .759 (19.28).218 (5.54).257 (6.53).019 (.48)Beveled.152 (3.86)
DSST20-102 .869 (22.07).328 (8.33).257 (6.53).019 (.48)Beveled.062 (1.58).262 (6.66)
DSST20-103 1.022 (25.96).293 (7.44).445 (11.30).019 (.48)Beveled.215 (5.46).415 (10.54)
DSST20-1041.151 (29.24).428 (10.87).445 (11.30).019 (.48)Beveled.350 (8.89).550 (13.97)
DSST20-105 1.364 (34.65)635 (16.13).445 (11.30).019 (.48)Beveled.557 (14.15).757 (19.23)

Popular: Most Popular Call-Outs, Best In-Stock Solutions
Extension Tolerances: ± 0.02 (0.5mm)
Note: #22M and #22D contacts are interchangeable. Tail stickout dimensions are for Milnec connectors. When used in compatible connectors from other brands, dimensions can vary as much as ±0.10 inches due to manufacturing differences.

How To Order Your Milnec MIL-DTL-38999 Series II Type Connector with PCB Contacts

To quickly order your 38999 connector prefilled with your preferred PC tail contacts, take your connector part number and replace the P (pin) or S (socket) with X (PC tail pin) or Y (PC tail socket) and simply add the Dash Number of the preferred contact tail length. For example to order a DS07W10-35PN with DSPT22-106 PC tail contacts, order DS07W10-35XN-106.