Cylindrical 38999 Series III
Connectors with PC tail
Cylindrical 38999 III connectors with PC tail contacts
for solder mounting on printed circuit boards.
AB Connectors
• Military & Aerospace
• Mil-DTL-38999
The Cylindrical 38999 Series III connectors with PC tail contacts for solder mounting to printed circuit boards,
meeting Mil-Spec requirements of MIL-DTL-38999.
38999 Series III PC Tail connectors are available in either single hole jam nut type 24, or four hole panel mount
type 20 styles. Insert arrangements incorporate PCB contact in sizes 16, 20 and 22D. Connector performances are
compatible with the Mil Spec. Considerations must be made for length of PCB tails and any mechanical methods
needed to stabilise the printed circuit board.
Pinout coordinate dimensions are available on request.
Specifications
Standard Materials & Finishes
Shell:
Aluminium
Insulators:
Rigid plastic/silicone rubber
Contacts:
Copper alloy
Standard Plating Finishes
Aluminium Parts:
Cadmium Olive drab (W)
Contacts:
Gold over nickel plated
* Consult factory for alternative finishes.
Environmental Features
Temperature Rating:
-65˚C to + 175˚C
Shock:
300g, 3 ms according EN 2591-D2 method A
Vibration (sine):
10 to 2000 Hz, 3x12 hrs (60g, 140-2000 Hz) with temperature cycling
Vibration (random):
50 to 2000 Hz , 2x8 hrs (1g² / Hz, 100-2000Hz) at Tº max.
25 to 2000 Hz , 2x8 hrs (5g² / Hz, 100-300Hz) (at ambient Tº)
Test with accessories in acc. with EN 2591-D3
Sealing:
Mated connectors meet altitude immersion requirements of MIL-DTL-38999
Salt spray:
500 hrs
Resistance to fluids:
Gasoline: JP5 (OTAN F44)
Mineral hydraulic fluid: MIL-H-5606 (OTAN H515)
Synthetic hydraulic fluid: Skydrol 500 B4
Mineral lubricating: MIL-L-7870A (OTAN 0142)
Synthetic lubricating: MIL-L-23699 (OTAN 0156), MIL-L7808
Cleaning fluid: MIL-DTL-25769 diluted
De-icing fluid: MIL-A-8243
Extinguishing fluid: Chlorobrométhane
Cooling fluid: Coolanol
Mechanical Features
Coupling:
3 start stub acme thread
Contact Termination:
PCB
Sealing:
Dynamic sealing ring & individual wire seal grommet. IP67 rated.
Endurance:
500 mating / unmating operations
General Note
AB Connectors reserves the right to make changes in product specification without notice or liability.
All information is subject to AB Connectors’ own data and is considered accurate at time of going to print.
© AB Connectors Limited,
Abercynon, Mountain Ash, Rhondda Cynon Taff CF45 4SF, UK.
Telephone: +44 (0) 1443 740331 • Facsimile: +44 (0) 01443 741676 • Email: sales@ttabconnectors.com • Website: www.ttabconnectors.com
A subsidiary of
TT electronics plc
Issue 01
01.11
C
B
Cylindrical 38999 Series III
Connectors with PC tail
c ABConnectors Ltd. This document and the information contained herein may not be copied, used or disclosed, in whole
or in part, except with the prior written permission of AB CONNECTORS LTD., or if this document has been produced
under a contract with another party as expressly authorised under that contract. It is supplied without liability for errors or
omisions.
JAM NUT STYLE
SHELL SIZE
9
11
13
15
17
19
21
23
25
C MIN
12.21
12.21
12.32
12.32
12.21
12.01
13.01
13.01
13.03
C MAX
13.36
13.36
13.34
13.34
13.36
13.16
14.16
14.16
14.16
ØA
AB Connectors
mensions are in mm
DESCRIPTION OF LAST CHANGE
Issued By
Date
Issue
PROJECTION
ABAC.CDS.0003
CONTACT
22D
22D
22D
20
16
ATION
ONLY.
Receptacle connectors with preloaded straight PCB contacts
C
B
JAM NUT STYLE
SHELL SIZE
9
11
13
15
17
19
21
23
25
C MIN
12.21
12.21
12.32
12.32
12.21
12.01
13.01
13.01
13.03
C MAX
13.36
13.36
13.34
13.34
13.36
13.16
14.16
14.16
14.16
C
B
SQUARE FLANGE STYLE
SHELL SIZE
9
11
13
B
15
17
8.50
19
4.00
21
5.10
23
5.10
25
5.10
C MIN
10.49
10.49
10.49
10.49
10.49
10.49
10.49
10.49
10.51
C MAX
11.63
11.63
11.63
11.63
11.63
11.63
11.63
11.63
11.63
O.
ØA
CONTACT SIZE MOD CODE REF.
M03
22D
22D
M09
22D
M10
20
M09
16
M09
ØA
CONTACTS
ØA
0.70
0.70
0.50
0.70
1.15
NOTES
1. DIMENS
2. CONSUL
Note:
For dimensions A & B, see Table 1. All dimensions are in millimetres
C
MODIFICATIONS MUST BE CARRIED OUT USING CAD SYSTEM
GEOMETRIC TOLERANCE SYMBOLS
MATERIAL:
CHARACTERISTIC SYM
SQUARE FLANGE STYLE
CHARACTERISTIC
STRAIGHTNESS
ANGULARITY
SYM
AB Part Number Explanation
B
N/A
= CRITICAL CHARACTERISTIC ◊ = SIGNIFICANT CHARACTERISTIC (SEE AB-W07-03-01 FOR DESCRIPTION)
TITLE:
38999
Product Range:
Shell style:
20 :
24 :
26 :
RUN OUT
SHELL SIZE
C
FLATNESS
MIN
C MAX
AC
AB
ROUNDNESS
POSITION
9
10.49
11.63
CYLINDRICITY
CONCENTRICITY
11
PROFILE
SYMMETRY
Square flange receptacle
10.49
OF A LINE
11.63
M.M.C.
13
10.49
11.63
SQUARENESS
PARALLELISM
15
10.49
11.63
FOR EXPLANATION OF DIMENSIONS.
TOLERANCES. NOTES. ETC. SEE BS308
17
10.49
11.63
Jam nut receptacle
A3
19
10.49
11.63
21
10.49
11.63
Plug with RFI shielding
10.49
23
11.63
25
10.51
11.63
20
M
W
0.1
11
DRAWN
DATE
CHKD
35
AG
25/11/2010
AB CONNECTORS LTD.
P
N
M09
A TT GROUP COMPANY
P
ØA
TOLERANCES UNLESS OTHERWISE STATED
ALL DECIMAL PLACES
ANGULAR
2
HOLE DIAMETERS
0.05
PROFILE OF A SURFACE
THIS DRAWING MAY ONLY BE ALTERED IF
THE PART REMAINS INTERCHANGEABLE.
IF NOT , A NEW DRAWING NUMBER MUST
BE TAKEN.
PRODUCT DRAW
ABAC.CDS
NOTES
1. DIMENSIONS IN MILLIMETRES.
2. CONSULT FACTORY FOR REQUIREMENTS NOT LISTED.
W : Olive drab cadmium
MODIFICATIONS MUST BE CARRIED OUT
F : Electroless Nickel
USING CAD SYSTEM
SYM
CHARACTERISTIC
ANGULARITY
RUN OUT
POSITION
CONCENTRICITY
SYMMETRY
M.M.C.
SQUARENESS
M
C TOLERANCE SYMBOLS
MATERIAL:
SYM
TIC
Plating:
N/A
Q : Zinc cobalt green passivate
= CRITICAL CHARACTERISTIC ◊ = SIGNIFICANT CHARACTERISTIC (SEE AB-W07-03-01 FOR DESCRIPTION)
TITLE:
38999
S
AB CONNECTORS LTD.
PC TAIL DATA SHEET
Do not scale this drawing
Variations start at 001
FINISH:
NE
TOLERANCES UNLESS OTHERWISE STATED
ALL DECIMAL PLACES
HOLE DIAMETERS
0.05
ANGULAR
2
FACE
0.1
A TT GROUP COMPANY
QB : Zinc cobalt black passivate
DRAWN
AG
DATE
CHKD
25/11/2010
PLANATION OF DIMENSIONS.
CES. NOTES. ETC. SEE BS308
Shell size:
Contact layout:
Contact type:
9, 11, 13, 15, 17, 19, 21, 23 or 25
Please consult factory
P : Pin
S : Socket
THIS DRAWING MAY ONLY BE ALTERED IF
THE PART REMAINS INTERCHANGEABLE.
IF NOT , A NEW DRAWING NUMBER MUST
BE TAKEN.
PRODUCT DRAWING NUMBER
FINISH
CODE
VARN
ABAC.CDS.0003
Orientation:
Modification:
N, A, B, C, D & E
B
See Table 1 Below
ØA
Straight PCB contacts for 38999 Series III connector
All Dimensions are in mm
Pin Contact
DRAWING
FOR QUOTATION
PURPOSES ONLY.
NOT TO BE
WORKED TO.
DESCRIPTION OF LAST CHANGE
c ABConnectors Ltd. This document and the information contained herein may not be copied, used or disclosed, in whole
or in part, except with the prior written permission of AB CONNECTORS LTD., or if this document has been produced
under a contract with another party as expressly authorised under that contract. It is supplied without liability for errors or
omisions.
B
Issued By
Date
Issue
PROJECTION
Socket Contact
ABAC.CDS.0003
B
ØA
C
B
JAM NUT STYLE
Contact part numbers
Size 22D pin contact with PCB tail
Size 22D socket contact with PCB tail
Size 20 pin contact with PCB tail
Size 20 socket contact with PCB tail
Size 16 pin contact with PCB tail
Size 16 socket contact with PCB tail
Note:
ØA
SHELL SIZE
9
514.2.18970.###
11
13
514.2.18977.###
15
514.2.18971.###
17
19
514.2.18978.###
21
514.2.18972.###
23
25
514.2.18979.###
C MIN
12.21
12.21
12.32
12.32
12.21
12.01
13.01
13.01
13.03
C MAX
13.36
13.36
13.34
13.34
13.36
13.16
14.16
14.16
14.16
B
Table 1
CONTACTS
ØA
ØA
CONTACT SIZE MOD CODE REF.
M03
22D
22D
M09
22D
M10
20
M09
16
M09
ØA
0.70
0.70
0.50
0.70
1.15
B
8.50
4.00
5.10
5.10
5.10
To choose correct tail length and diameter, see Table 1
C
SQUARE FLANGE STYLE
C MIN
For additional information or to discuss your specific requirements please contact our Sales Team using the contact details below.
B
13
10.49
11.63
TT electronics plc
15
10.49
11.63
© AB Connectors Limited,
Abercynon, Mountain Ash, Rhondda Cynon Taff CF45 4SF,
10.49
UK.
17
11.63
Telephone: +44 (0) 1443 740331 • Facsimile: +44 (0) 01443 741676 • Email: sales@ttabconnectors.com • Website: www.ttabconnectors.com
Issue 01
01.11
19
10.49
11.63
NOTES
21
10.49
11.63
23
10.49
11.63
1. DIMENSIONS IN MILLIMETRES.
25
10.51
11.63
2. CONSULT FACTORY FOR REQUIREMENTS NOT LISTED.
ØA
General Note
9
10.49
AB Connectors reserves the right to make changes in product specification without notice or liability.
11.63
10.49
11
All information is subject to AB Connectors’ own data and is considered accurate at time of going to
11.63
print.
SHELL SIZE
C MAX
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Integrated technical exchanges
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