MIL-C-38999 Series I, II, III, IV Filter Connectors
These miniature circular filter connectors are designed to combine the functions of a standard electrical connector and a feed-thru filter into one compact package. They are designed to meet the applicable portions of military specification MIL-C-38999 series I, II, III and IV. These connectors feature arrangements that will accommodate up to 12B contacts. Contsult factory for socket versions.
Note: The TKJ replaces the obsolete KJJ Series
For detailed dimensional information, request a copy of the ITT Cannon Filter Connectors catalog.
How to Order - TKJL/TKJ/TKJA/TKJB
T KJ L O C * A * L P N *
FILTER SERIES INDICATOR SERIES PREFIX MODIFIER SHELL STYLE TERMINATION SHELL SIZE HARDWARE FINISH CONTACT ARRANGEMENTS CAPACITANCE INDICATOR CONTACT TYPE ALTERNATE SHELL POSITION SPECIAL MODIFIERS FILTER SERIES INDICATOR T - Transverse Monolith SERIES PREFIX KJ - ITT Cannon prefix MODIFIER L - Series I scoop-proof shell (omit if Series II desired) A - Series III Triple Start Thread (omit if Series II desired) B - Series IV - Available in receptacle only (omit if Series II desired) SHELL STYLE 0 - Wall mounting receptacle (front panel mounting) 2 - Box mounting (front panel mounting) 3 - Wall mounting (black panel mounting) 5 - Box mounting receptacle (back panel mounting) 7 - Jam nut receptacle TERMINATION C - Solder pot termination E - P.C. tails S - Crimp Piggyback W - Wire wraps SHELL SIZE Series I, III and IV: 11, 13, 15, 17, 19, 21, 23, and 25 Series II: 10, 12, 14, 16, 18, 20, 22, and 24 HARDWARE FINISH A - Bright cadmium over nickel plate B - Olive drab cadmium over nickel plate N - Electroless nickel plate (preferred) CONTACT ARRANGEMENTS See page 315. CAPACITANCE INDICATOR* L - 32,000-45,000 PF M - 8,000-12,000 PF T - 3,300-5,000 PF H - 850- 1,300 PF CONTACT TYPE P-pin; S-socket (Consult factory for availability of sockets) ALTERNATE SHELL POSITION N (normal), A, B, C, D SPECIAL MODIFIERS Consult factory for definition and availability
NOTES: 1) Backshell thread and teeth. Series I and II - Provided only on shell types indicated on dimension sheets. Series III - No threads or teeth provided. Series IV - Provided with threads and teeth. 2) Hermetic versions of the filter connectors can be provided. Consult ITT Cannon for availability. 3) Series III and IV can only be shell style 0 or 7.
Dimensions are shown in inches (millimeters). Dimensions subject to change.
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MIL-C-38999 Series I, II, III, IV Filter Connectors
Performance and Material Specifications
MATERIALS AND FINISHES
Shell Insulator Contacts Grommet and Seal Jam Nut Grounding Spring Aluminum alloy* High grade plastic/epoxy Copper alloy, gold plate Silicone base elastomer Aluminum alloy* Beryllium copper, silver plate
ELECTRICAL (Size #16, #20 and #22)
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
Freq. MHz 0.1 Attenuation per MIL-STD-220 at 25˚C with no applied voltage or current. 1 2 10 100 500 to 1000 Filter Type/Construction 2 min. 10 min. 16 min. 40 min. 60 min. 70 min. Pi 2 min. 7 min. 18 min. 55 min. 60 min. Pi 2 min. 8 min. 45 min. 55 min. Pi 2 min. 30 min. 50 min. Pi 300 VDC size 22 500 VDC size 16 & 20 32,000 45,000 8,000 12,000 3300 5000 850 1,300 Low Freq. L Mid Freq. M Std. Freq. T High Freq. H
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
*Finish as noted in How to Order section.
Consult factory for higher or mixed attenuation values and higher voltage ratings.
Contact Extension - All Connectors
REAR OF METAL SHELL SOLDER POT EXTENSION
Note: Solder pot extension typically will be .200 (5.08) max. beyond shell rear.
Contact - Pin and Sockets
Standard Contact Terminations 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
.186 (4.72) MAX.
DIA. .020 (.51) X.250 (6.35) EXT. BEYOND SHELL REAR Pin/Printed Circuit Socket/Solder Pot
B C DIA. DIA.
.025 (.64) SQ. X .500 (12.70) EXT. BEYOND SHELL REAR Pin/Wire Wrap Contact Size #22 #20 #16 B Dia. .039 (0.97) .035 (0.89) .047 (1.19) .042 (1.07) .077 (1.96) .068 (1.73) C Dia. .056 (1.42) .051 (1.30) .066 (1.68) .061 (1.55) .104 (2.64) .097 (2.46) Dimensions are shown in inches (millimeters). Dimensions subject to change.
A .115 (2.92) .095 (2.41) .125 (3.18) .110 (2.79) .170 (4.32) .150 (3.81)
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MIL-C-38999 Series I, II, III, IV Filter Connectors
Contact Arrangements
Engaging view, pin insert
Series I, III & IV Series II No. of Contacs Service Ratings
9-35 8-35 6 #22D M
11-5 10-5 5 #20 I
11-98 10-98 6 #20 I
11-35 10-35 13 #22D M
13-8 12-8 8 #20 I
13-98 12-98 10 #20 I
13-35 12-35 22 #22D M
Series I, III & IV Series II No. of Contacs Service Ratings
15-5 14-5 5 #16 II
15-18 14-18 18 #20 I
15-19 14-19 19 #20 I
15-35 14-35 37 #22D M
16-99 21 #20,2 #16 I
17-8 16-8 8 #16 II
17-26 16-26 26 #20 I
17-35 16-35 55 #22D M
Series I, III & IV Series II No. of Contacs Service Ratings
19-32 18-32 32 #20 I
19-35 18-35 66 #22D M
21-16 20-16 16 #16 II
21-35 20-35 79 #22D M
21-41 20-41 41- #20 I
Series I, III & IV Series II No. of Contacs Service Ratings
23-21 22-21 21 #16 II
23-35 22-35 100 #22D M
23-53 22-53 53 #20 I
23-55 22-55 55 #20 I
Series I, III & IV Series II No. of Contacs Service Ratings
25-29 24-29 29 #16 I
25-35 24-35 128 #22D M
25-61 24-61 61 #20 I
Please consult factory for availability of layouts not shown.
Polarizign Positions
Series IV
MASTER KEY
Front face of receptacle shown. Polarizing keys are external.
Key Arrangements N A
XX 110˚ 100˚ 90˚ 80˚ 70˚
YY 250˚ 260˚ 270˚ 280˚ 290˚
XX
B C D
YY
See page 131 for Series I, II and III polarization.
Dimensions are shown in inches (millimeters). Dimensions subject to change.
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