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Dimensions are shown in inches (millimeters).

Dimensions subject to change.

MIL-C-38999 Series I, II, III, IV Filter Connectors

Performance and Material Specifications

Contact Extension - All Connectors

Contact - Pin and Sockets

MATERIALS AND FINISHES

ELECTRICAL (Size #16, #20 and #22)

Shell

Insulator

Contacts

Grommet and Seal

Jam Nut

Grounding Spring

*Finish as noted in How to Order section.

Aluminum alloy*

High grade plastic/epoxy

Copper alloy, gold plate

Silicone base elastomer

Aluminum alloy*

Beryllium copper, silver plate

Filter Description

Catalog Indicator

Voltage Rating

Current Rating (amp DC)

Insulation Resistance, 2 min. electrification time max. at 25˚C

DWV, sea level, with 500 microamps max.

charge/discharge

Capacitance at 1 KHz, 0.1 V rms Picofarads

Standard Contact Terminations

Note: Solder pot extension typically will be .200 (5.08)

max. beyond shell rear.

REAR OF

METAL SHELL

SOLDER POT

EXTENSION

Finish: Gold plate per MIL-G-45204, Type 1,

Class 1, over nickel plate per QQ-N-290.

A

C

DIA.

B

DIA.

Pin/Solder Pot

Pin/Printed Circuit

DIA. .020 (.51) X.250 (6.35) EXT.

BEYOND SHELL REAR

.025 (.64) SQ. X .500 (12.70) EXT.

BEYOND SHELL REAR

Pin/Wire Wrap

.186

(4.72)

MAX.

B

DIA.

Socket/Solder Pot

Contact

Size

#22

.115 (2.92)

.095 (2.41)

.125 (3.18)

.110 (2.79)

.170 (4.32)

.150 (3.81)

.039 (0.97)

.035 (0.89)

.047 (1.19)

.042 (1.07)

.077 (1.96)

.068 (1.73)

.056 (1.42)

.051 (1.30)

.066 (1.68)

.061 (1.55)

.104 (2.64)

.097 (2.46)

#20

#16

A

B

Dia.

C

Dia.

C

DIA.

Low Freq.

L

Mid Freq.

M

High Freq.

H

300 VDC size 22

500 VDC size 16 & 20

32,000

45,000

8,000

12,000

850

1,300

3300

5000

Attenuation per MIL-STD-220

at 25˚C with no applied

voltage or current.

Std. Freq.

T

200 VDC - 120 VAC rms 400 Hz

15 amp - size 16/7.5 amp - size 20/5.0 amp, size 22

5,000 megohms min. @ 100 VDC

500 VDC

Freq. MHz

0.1

1

2

10

100

2 min.

10 min.

16 min.

40 min.

60 min.

70 min.

-

2 min.

7 min.

18 min.

55 min.

60 min.

500 to 1000

Filter Type/Construction

Consult factory for higher or mixed attenuation values and higher voltage ratings.

Pi

Pi

Pi

Pi

-

-

2 min.

8 min.

45 min.

55 min.

-

-

-

2 min.

30 min.

50 min.