DEFENSE LOGISTICS AGENCY
LAND AND MARITIME
P.O. BOX 3990
COLUMBUS, OHIO 43218-3990
29 November 2012
MEMORANDUM FOR MILITARY/INDUSTRY DISTRIBUTION
SUBJECT: Initial Draft(s) of: MIL-DTL-24308/1K, /3J, /4P, /5M, /6P, /7J, /8P, /25K, /27E,
/28E w/Amendments 1, 1, 1, 2, 2, 2, 2, 2, 1, 1.
Project Number(s): 5935-2013-018, 019, 020, 021, 022, 023, 024, 025, 026, 027
These initial draft(s) for these subject document(s), are now available for viewing and
downloading from the DLA Land and Maritime-VA Web site:
http://www.landandmaritime.dla.mil/programs/milspec/
Major changes to these document(s) include:
1. Amend the PIN (Part Identification Number) for the “No suffix = zinc” to “Z = zinc” on
MIL-DTL-24308/1 through MIL-DTL-24308/28.
2. MIL-DTL-24308/3: amended figure 1 drawing of two “Note 3s” to include “Note 6”.
3. MIL-DTL-24308/4 and /8: amended figure 1 drawing to reflect pin instead of a socket.
4. MIL-DTL-24308/27 and /28 : amended insert material of Polyester glass filled 15 percent
or type GP T- 15F in accordance with MIL-M-24519.
Concurrence or comments are required at this Center within 45 days from the date of this
letter. Late comments will be held for the next coordination of the document. Comments from
military departments must be identified as either "Essential" or "Suggested". Essential
comments must be justified with supporting data. Military review activities should forward
comments to their custodians of this office, as applicable, in sufficient time to allow for
consolidating the department reply. Lack of response to this draft will be construed as
concurrence. Since Navy-EC is the custodian for this document, all Navy review activities
should forward their comments directly to this Center.
If these document(s) are of interest to you, please provide your comments or suggested
changes. The point of contact for this document is Mr. Wypasek, phone number 614-692-0530,
facsimile transmission, 614-692-6939, e-mail: edmund.wypasek@dla.mil, or may be mailed via
the US Postal Service to DLA LAND AND MARITIME, ATTN: VAI (Attention: Ed Wypasek),
P.O. Box 3990, Columbus, OH 43218-3990.
SUBJECT: Initial Draft(s) of MIL-DTL-24308/1K, /3J, /4P, /5M, /6P, /7J, /8P, /25K, /27E,
/28E w/Amendments 1, 1, 1, 2, 2, 2, 2, 2, 1, 1.
Project Number(s): 5935-2013-018, 019, 020, 021, 022, 023, 024, 025, 026, 027
– CONTINUED.
Sincerely,
/ SIGNED /
ABDONASSER M. ABDOUNI
Chief,
Interconnection Branch
cc:
FMVA ( Dav e Barm an)
DSCC.Standardization@dla.mil
AMSC N/A FSC 5935
INCH-POUND
MIL-DTL-24308/25K
w/AMENDMENT 2
DRAFT
SUPERSEDING
MIL-DTL-24308/25K
w/AMENDMENT 1
18 July 2011
DETAIL SPECIFICATION SHEET
CONNECTORS, ELECTRIC, RECTANGULAR,
MINIATURE, POL ARIZED SH E LL, R AC K AN D
PANEL, SCREW-LOCK ASSEMBLY, MALE
This specification is approved for use by all Departments and Agencies of the Department of Defense.
The requirements for acquiring the product described herein shall consist of this specification sheet and
MIL-DTL-24308.
FIGURE 1. Dimensions and configurations.
Note: This draft date d 29 November 2012, prepared by DLA Land and
Maritime-VAI has not been approved and is subject to modification. DO
NOT USE PRIOR TO APPROVAL. (Project 5935-2013-025)
MIL-DTL-24308/25K
w/AMENDMENT 2
DRAFT DATED 29 NOVEMBER 2012
2
Inches
mm
Inches
mm
Inches
mm
Inches
mm
.010
0.25
.031
0.79
.182
4.62
.281
7.14
.012
0.30
.070
1.78
.188
4.78
.312
7.92
.015
0.38
.110
2.79
.222
5.64
.555
14.10
.020
0.51
.113
2.87
.250
6.35
.656
16.66
.025
0.64
.125
3.18
.265
6.73
.030
0.76
.130
3.30
.28
7.1
FIGURE 1. Dimensions and configurations - Continued.
MIL-DTL-24308/25K
w/AMENDMENT 2
DRAFT DATED 29 NOVEMBER 2012
3
Dash
no.
(see
Applicability
Dimensions
(see notes 2 and 3)
Superseded
dash
number
Without shields in
accordance with SAE-
AS85049/48-2, -3
With shields in accordance
with SAE-AS85049/48-2, -3
A
B
Connector
MIL-DTL-24308/
Shell
size
Connector
MIL-DTL-24308/
Shell
size
-6
1, 2, 3, 4
1,2,3
4,5,6
See
configuration
B
+.000
.250 (0.00)
(6.35)-.031
(0.79)
---
-7
3, 4
3, 4
.555 ±.015
(14.10) (0.38)
See
configuration A
.312 ±.010
(7.92) (0.25)
---
-8
3, 4
5
.656 ±.015
(16.66) (0.38)
See
configuration A
.312 ±.010
(7.92) (0.25)
---
-9
(see
note 4)
1, 2, 3, 4
1,2,3,
4
3, 4
1, 2
1,2
1,2,3
4
.555 ±.015
(14.10) (0.38)
See
configuration A
.281 ±.010
(7.14) (0.25)
-1,-2,
-3,-4
-10
(see
note 4)
1, 2, 3, 4
5
1, 2
5
.656 ±.015
(16.66) (0.38)
See
configuration A
.281 ±.010
(7.14) (0.25)
-5
NOTES:
1. Male jackscrew assembly supplied as an individual order, not by the pair.
2. Dim ensions are in inches.
3. Metric equivalents are given for information only.
4. M24308/25-1 through -5 are inactive for new design. New design or government logistic support should use
M24308/25-9 or M24308/25-10.
FIGURE 1. Dimensions and configurations - Continued.
MIL-DTL-24308/25K
w/AMENDMENT 2
DRAFT DATED 29 NOVEMBER 2012
4
REQUIREMENTS:
Dimensions and configuration: See figure 1.
Material: Screws - Cold rolled steel or corrosion resistant steel in accordance with ASTM A582/A582M,
ASTM A555/A555M, or ASTM A493.
Clips - Sheet steel or corrosion resistant steel in accordance with ASTM A666.
Finish: Cold rolled and sheet steel - Yellow chromate over cadmium in accordance with SAE AMS-QQ-P-416 or zinc
nickel alloy in accordance with ASTM B841 an underpl at e is optio nal or Nickel fluoroc arbo n polymer an underplate is
optional or pure electrodeposited aluminum in accordance with MIL-DTL-83488.
Screw (Cold rolled steel) - Yellow chromate over zinc in accordance with ASTM B633 or an equival ent industry
standard when available.
Clip (sheet steel) - Yellow chromate ov er zinc in ac corda nce w it h ASTM B633 or an equivalent industry standard
when availabl e or alumin um coat in g.
Corrosion resistant steel - Shall be passivated in accordance with SAE AMS2700, type 6.
Screws shall be captive in the clip after assembly by the end user and corrosion resistant steel screws shall be used
with corrosion resistant steel clips and cold rolled screws shall be used with sheet steel clips.
Qualificat ion in spe ctio n: The following tests shall be performed on 3 samples (defined below) in accordance with
MIL-DTL-24308:
Visual examination
Shock
Vibration
Visual examination
Test sample: Each sample shall consist of a M24308/25 dash number assembled to the applicable pair of mated
connectors with M24308/26-1 or M24308/26-2 attached.
Part or Identifying Number (PIN) example: M24308/25 - 6 P
(Dash number on figure 1).
Finish
A = Pure electrod epo sit ed alu minu m
F = Cadmium
K = Zinc nickel
P = Passivate d stain les s steel
T = Nickel fluorocarbon polymer
Z or No suffix = zinc (Se e MIL-DTL-24308 for disposition of stock)
MIL-DTL-24308/25K
w/AMENDMENT 2
DRAFT DATED 29 NOVEMBER 2012
5
Amendment notations. The margins of this specification are marked with vertical lines to indicate
where modifications from this amendment were made. This was done as a convenience only and
the Government assumes no liability whatsoever for any inaccuracies in these notations. Bidders
and contractors are cautioned to evaluate the requirements of this document based on the entire
content irrespective of the marginal notations.
Referenced documents. In addition to MIL-DTL-24308, this document references the following:
MIL-DTL-83488
MIL-DTL-24308/1
MIL-DTL-24308/2
MIL-DTL-24308/3
MIL-DTL-24308/4
ASTM A493
ASTM A555/A555M
ASTM A582/A582M
ASTM B633
ASTM A666
ASTM B841
SAE AMS2700
SAE AMS-QQ-P-416
CONCLUDING MATERIAL
Custodians: Preparing activity:
Army - CR DLA - CC
Navy - EC
Air Force - 85 (Project 5935-2013-025)
NASA - NA
DLA - CC
Review activities:
Army - AT, AV, CR4, MI
Navy - AS, CG, MC, SH,
Air Force - 99
NOTE: The activities listed above were interested in this document as of the date of this document. Since
organizations and responsibilities can change, you should verify the currency of the information above using the
ASSIST Online database at https://assist.dla.mil .