DETAIL SPECIFICATION SHEET
CONNECTO RS, ELECTRICAL, PLUG, CIRCULAR, THRE ADED,
STRAIGHT, REMOVABLE CRIMP CONTACTS, SERIES III, METRIC
This specification is approved for use by all Department s
and Agencies of the Department of Defense.
The requirements for acquiring the product described herein
shall consist of this specification sheet and MIL-DTL-38999.
FIGURE 1. Plug, classes F, G, J, K, M, P, R, S, T, W, X and Z.
AMSC N/A FSC 5935
METRIC
MIL-DTL-38999/26G
31 October 2011
SUPERSEDING
MIL
-DTL-38999/26F
2 June 2010
MIL-DTL-38999/26G
2
Shell
size Shell
size
code
B dia
+ 0.2
- 0.0
B’
dia
max
H
max
K
max
S
dia
max
Z
max
Z’
max
(classes
J and M
only)
9 A 18.4
(.724)
20.6
(.811)
12
(.472)
19.0
(.748)
21.8
(.858)
31.0
(1.22)
31.5
(1.240)
11 B 21.1
(.830)
23.6
(.929)
14
(.551)
21.9
(.862)
25.0
(.984)
31.0
(1.22)
31.5
(1.240)
13 C 25.4
(.999)
28.2
(1.11)
16
(.629)
26.1
(1.03)
29.4
(1.157)
31.0
(1.22)
31.5
(1.240)
15 D 28.7
(1.129)
31.3
(1.23)
18
(.708)
29.3
(1.15)
32.5
(1.27)
31.0
(1.22)
31.5
(1.240)
17 E 32.2
(1.26)
34.5
(1.35)
20
(.787)
32.8
(1.29)
35.7
(1.40)
31.0
(1.22)
31.5
(1.240)
19 F 34.9
(1.37)
37.3
(1.46)
22
(.866)
35.5
(1.39)
38.5
(1.51)
31.0
(1.22)
31.5
(1.240)
21 G 38.1
(1.49)
40.5
(1.59)
24
(.944)
38.7
(1.52)
41.7
(1.64)
31.0
(1.22)
31.5
(1.240)
23 H 41.1
(1.61)
43.7
(1.72)
26
(1.02)
41.7
(1.64)
44.9
(1.76)
31.0
(1.22)
31.5
(1.240)
25 J 44.3
(1.74)
46.8
(1.84)
28
(1.102)
44.9
(1.76)
48.0
(1.88)
31.0
(1.22)
31.5
(1.240)
NOTES:
1. Dimensions are in millimeters.
2. Inch equivalents are given for i nformation only.
FIGURE 1. Plug, classes F, G, J, K, M, P, R, S, T, W, X and Z - Continued.
MIL-DTL-38999/26G
3
REQUIREMENTS:
Dimensions and configuration: See figure 1. Interface dimensions shall be in a cc ordance with
MIL-DTL-38999.
This connector mat es with MIL-DTL-38999/20, /21, /22, /23, /24, /25 and /27.
For insert arrangements: See MIL-STD-1560.
Connector accessories: SAE-AS85049.
Part or Identif ying Number (PIN) ex ample:
D38999/ 26 W A 35 P N
DoD number prefix
Specification sheet number
Class
Shell size code
Insert arrangement
Contact style
Polarizing positions
N is required for normal position
Class F is not f or Navy use and is inactiv e for Air Force new design use.
NOTE: The term PI N is equivalent to the term (part number, i dentification numb er, and type
designator) w hi ch was previously used in this specific ation.
Changes from prev i ous issue. The margins of this specificati on are marked with vertical lines to indic ate
where changes from the previous issue were made. This w as done as a convenience only and the
Government assumes no liability whatsoever for any inaccuracies in these notations. B i dders and
contractors are caut ioned to evaluat e the requirements of this document based on the entire cont ent
irrespective of the marginal not ations and relation ship to the last previous issue.
Referenced docum ents. In addition to M IL-DTL-38999, this document references the following:
MIL-STD-1560
MIL-DTL-38999/20
MIL-DTL-38999/21
MIL-DTL-38999/22
MIL-DTL-38999/23
MIL-DTL-38999/24
MIL-DTL-38999/25
MIL-DTL-38999/27
SAE-AS85049
MIL-DTL-38999/26G
4
CONCLUDING MATERIAL
Custodians: P reparing activity:
Army – CR DLA - CC
Navy - AS
Air Force – 85 (Project 5935-2011-114)
DLA - CC
Review activities:
Army - AR, MI
Navy - EC, MC, OS
Air Force - 19, 99
NOTE: The activ i ties listed above were interested in this document as of the date of this docu m ent.
Since organizat ions and responsibilit i es can change, y ou should verify the currency of the informat i on
above using the A S SIST Online database at https://assist.daps.dla.mil.