A-20
www.ittcannon.com
Dimensions shown in inches (mm)
Specifications and dimensions subject to change
Circular
How To Order
Military Nomenclature D38999 20 F C 35 A N
CONNECTOR TYPE
SHELL STYLE
SHELL SIZE
CONTACT ARRANGEMENT
CONTACT STYLE
POLARIZING POSITION
Military
Designation
A
9
B
11
C
13
D
15
E
17
F
19
G
21
H
23
J
25
Cannon
Designation
SHELL SIZE
SERVICE CLASS
(HARDWARE FINISH)
KJB 0 T 13 F 35 P N L
Military
Designation
9
A
11
B
13
C
15
D
17
E
19
F
21
G
23
H
25
J
Cannon
Designation
SERIES PREFIX
SHELL STYLE
CLASS
SHELL SIZE
HARDWARE FINISH
CONTACT ARRANGEMENT
CONTACT STYLE
POLARIZING POSITION
MODIFICATION CODE
SHELL SIZE
Cannon Nomenclature
SERIES PREFIX
KJA - Series III - Scoop proof, threaded
coupling
*KJB - Series III - Scoop proof, threaded
coupling, and with plastic contact
retention
SHELL STYLE
0 - Wall mount receptacle
6 - Straight plug
7 - Jam nut receptacle
CLASS
T - Environment-resistant (without
rear accessory)
* Consult factory for applicable layouts
HARDWARE FINISH
F - Electroless nickel, - 85ºF to +392ºF
(-65ºC to +200ºC)
G - Electroless nickel plated. Space Grade.
W - Olive drab cadmium over electroless nickel
plate, -85ºF to +347ºF (-65ºC to +175ºC)
Z - Zinc Nickel, Black
- - (Dash) When using a finish modification code
CONTACT ARRANGEMENTS
See pages A-24 and A-25.
CONTACT STYLE
P -Pin contacts
S -Socket contacts
POLARIZING POSITION
N (normal) A, B, C, D, E. See page A-23.
MODIFICATION CODE
L - Less contacts, not stamped on connector
16 - Outgassed
NASA space graded connector
27- Outgassed, standard connector
T-69 Olive Drab (Green) Zinc Cobalt
CONNECTOR TYPE
D38999/ - MIL-DTL-38999 Series III
SHELL STYLE
D38999/20 - Wall mount receptacle
D38999/24 - Jam nut receptacle
D38999/26 - Straight Plug, Grounded
SERVICE CLASS
(Hardware Finish)
F - Electroless nickel - 85ºF to +392ºF
(-65ºC to +200ºC)
G - Electroless nickel plated. Space Grade.
W - Olive drab cadmium over electroless nickel
plate, -85ºF to +347ºF (-65ºC to +175ºC)
CONTACT ARRANGEMENT
See pages A-24, A-25.
CONTACT STYLE
P - Pin conatcts
S - Socket contact
A - Less Pin contacts*
B - Less Socket contact*
* Used only when other than power contacts are to
be installed (i,e., shielded, thermocouple, etc.)
POLARIZING POSITION
N (normal), A, B, C, D, E. See page A-23.
Note: To order MS connectors less standard power
contacts, purchase order must state "Less Contacts”.
Cannon KJA/KJB
MIL-DTL-38999 Series III Connectors
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