AEROSPACE STANDARD
CONNECTOR ACCESSORIES, ELECTRICAL,STRAIN RELIEF,
STRAIGHT, SELF-LOCKING AND NON-SELF-LOCKING, CATEGORY 4C
(FOR MIL-DTL-38999 SERIES III AND IV CONNECTORS)
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Copyright 2009 SAE International
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FEDERAL SUPPLY CLASS
5935
AS85049/38
SHEET 1 OF 5
REV.
B
PROCUREMENT SPECIFICATION: AS85049
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SAE values your input. To provide feedback
on this Technical Report, please visit
http://www.sae.org/technical/standards/AS85049/38B
RATIONALE
REVISED TO INCLUDE COMMENTS RECEIVED BY THE GOVERNMENT AND INDUSTRY, REMOVE GOVERNMENT
JARGON, INCORPORATE AMENDMENTS, AND UP-DATE SPECIFICATION REFERENCES.
THE REQUIREMENTS FOR ACQUIRING THE ACCESSORIES DESCRIBED HEREIN SHALL CONSIST OF THIS
SPECIFICATION AND THE LATEST ISSUE OF SAE AS85049.
FIGURE 1 - DIMENSION AND CONFIGURATION (SELF-LOCKING ONLY)
Copyright SAE International
Provided by IHS under license with SAE
Not for ResaleNo reproduction or networking permitted without license from IHS
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AEROSPACE STANDARD AS85049/38
SHEET 2 OF 5
REV.
B
CONNECTOR ACCESSORIES, ELECTRICAL,STRAIN RELIEF,
STRAIGHT, SELF-LOCKING AND NON-SELF-LOCKING, CATEGORY 4C
(FOR MIL-DTL-38999 SERIES III AND IV CONNECTORS)
TABLE 1A - SHELL SIZES AND DIMENSIONS (SELF LOCKING ONLY)
CONNECTOR
SHELL SIZE
SHELL SIZE
CODE (REF)
C MAX
OVERALL
LENGTH
D MAX
E
WIRE BUNDLE
ACCOMMODATE RANGE
SEE NOTE 5 F MAX DIA
G
SCREW
LENGTH
SCREW
THREADS
A MAX
(SEE NOTE
6)
MIN MAX
9 A 1.21 (30.7) .85 (21.6) .098 (2.49) .234 (5.94) .858 (21.79) .500 (12.70) 6-32 .91 (23.1)
11 B 1.21 (30.7) .90 (22.9) .153 (3.89) .234 (5.94) .984 (24.99) .500 (12.70) 6-32 .91 (23.1)
13 C 1.31 (33.3) 1.10 (27.9) .190 (4.83) .328 (8.33) 1.157 (29.39) .625 (15.88) 6-32 1.01 (25.70)
15 D 1.35 (34.3) 1.15 (29.2) .260 (6.60) .457 (11.61) 1.279 (32.49) .750 (19.05) 6-32 1.06 (26.9)
17 E 1.45 (36.8) 1.30 (33.0) .283 (7.19) .614 (15.60) 1.406 (35.71) .750 (19.05) 6-32 1.16 (29.5)
19 F 1.71 (43.4) 1.50 (38.1) .325 (8.26) .634 (16.10) 1.516 (38.51) .750 (19.05) 8-32 1.41 (35.8)
21 G 1.81 (46.0) 1.60 (40.6) .343 (8.71) .698 (17.73) 1.642 (41.71) .875 (22.23) 8-32 1.51 (38.4)
23 H 1.95 (49.5) 1.70 (43.2) .381 (9.68) .823 (20.90) 1.768 (44.91) 1.000 (25.40) 8-32 1.66 (42.2)
25 J 2.05 (52.1) 1.80 (45.7) .418 (10.62) .853 (21.67) 1.889 (47.98) 1.125 (28.58) 8-32 1.76 (44.7)
NOTES:
1. DIMENSIONS ARE IN INCHES.
2. DIMENSIONS APPLY AFTER PLATING.
3. METRIC EQUIVALENTS ARE GIVEN FOR GENERAL INFORMATION ONLY.
4. MILLIMETERS ARE IN PARENTHESES.
5. WIRE BUNDLE ACCOMMODATION RANGE DIMENSION IS DEFINED AS THE ENVELOPE AREA OF THE WIRE BUNDLE. THIS
DIMENSION IS NOT MEANT TO DEFINE THE CLAMP HARDWARE LIMITS.
6. THE “A” DIMENSION IS MEASURED FROM THE BOTTOM OF THE ACCESSORY TEETH TO THE END OF THE CLAMP.
Copyright SAE International
Provided by IHS under license with SAE
Not for ResaleNo reproduction or networking permitted without license from IHS
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AEROSPACE STANDARD AS85049/38
SHEET 3 OF 5
REV.
B
CONNECTOR ACCESSORIES, ELECTRICAL,STRAIN RELIEF,
STRAIGHT, SELF-LOCKING AND NON-SELF-LOCKING, CATEGORY 4C
(FOR MIL-DTL-38999 SERIES III AND IV CONNECTORS)
FIGURE 2 - DIMENSIONS AND CONFIGURATIONS (NON-SELF-LOCKING ONLY)
Copyright SAE International
Provided by IHS under license with SAE
Not for ResaleNo reproduction or networking permitted without license from IHS
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AEROSPACE STANDARD AS85049/38
SHEET 4 OF 5
REV.
B
CONNECTOR ACCESSORIES, ELECTRICAL,STRAIN RELIEF,
STRAIGHT, SELF-LOCKING AND NON-SELF-LOCKING, CATEGORY 4C
(FOR MIL-DTL-38999 SERIES III AND IV CONNECTORS)
TABLE 1B - SHELL SIZES AND DIMENSIONS (NON-SELF-LOCKING ONLY)
CONNECTOR
SHELL SIZE
SHELL SIZE
CODE (REF A MAX
F
WIRE BUNDLE
ACCOMMODATION
RANGE (SEE
NOTE 5) G MAX DIA L MAX
W
+.000 -.062
SCREW
LENGTH
SCREW
SIZE
MIN MAX
9 A .75 (19.1) .098 (2.49) .234 (5.94) .85 (21.6) 1.10 (27.9) .500 (12.70) 6-32
11 B .85 (21.6) .153 (3.89) .234 (5.94) .90 (22.9) 1.10 (27.9) .500 (12.70) 6-32
13 C 1.00 (25.4) .190 (4.83) .328 (8.33) 1.10 (27.9) 1.20 (30.5) .625 (15.88) 6-32
15 D 1.10 (27.9) .260 (6.60) .457 (11.61) 1.15 (29.2) 1.25 (31.8) .750 (19.05) 6-32
17 E 1.25 (31.8) .283 (7.19) .614 (15.60) 1.30 (33.0) 1.35 (34.3) .750 (19.05) 6-32
19 F 1.40 (35.6) .325 (8.26) .634 (16.10) 1.50 (38.1) 1.60 (40.6) .750 (19.05) 8-32
21 G 1.50 (38.1) .343 (8.71) .698 (17.73) 1.60 (40.6) 1.70 (43,2) .875 (22.23) 8-32
23 H 1.65 (41.9) .381 (9.68) .823 (20.90) 1.70 (43.2) 1.85 (47.0) 1.000 (25.40) 8-32
25 J 1.75 (44.5) .418 (10.62) .853 (21.67) 1.80 (45.7) 1.95 (49.5) 1.125 (28.58) 8-32
NOTES:
1. DIMENSIONS ARE IN INCHES.
2. DIMENSIONS APPLY AFTER PLATING.
3. METRIC EQUIVALENTS ARE GIVEN FOR GENERAL INFORMATION ONLY.
4. MILLIMETERS ARE IN PARENTHESES.
5. WIRE BUNDLE ACCOMMODATION RANGE DIMENSION IS DEFINED AS THE ENVELOPE AREA OF THE WIRE BUNDLE. THIS
DIMENSION IS NOT MEANT TO DEFINE THE CLAMP HARDWARE LIMITS.
REQUIREMENTS
1. DESIGN AND CONSTRUCTION:
DIMENSIONS AND CONFIGURATION: SEE FIGURES 1 AND 2.
2. INTERFACE DIMENSIONS: IN ACCORDANCE WITH SAE AS85049, FIGURE 3.
3. ACCESSORY: CONSISTS OF A COUPLING NUT AND FOLLOWER. THE COUPLING NUT SHALL BE CAPTIVATED TO AND SHALL
BE ROTATEABLE. FIGURE 2 DIMENSION F MAX IS APPLICABLE WHEN END OF SCREW IS FLUSH WITH BB OR A MAXIMUM OF
TWO SCREW THREADS PROTRUDE.
4. DETENTED SELF-LOCKING PROVIDES A POSITIVE AUDIBLE DETENTED COUPLING.
5. CLAMPS SHALL HAVE NO PROTRUSIONS OR SHARP EDGES WHICH MAY PINCH CABLE.
6. MATERIAL AND FINISH: SEE TABLE 2. ACCESSORIES SHALL BE AS SHOWN IN TABLE 2.
Copyright SAE International
Provided by IHS under license with SAE
Not for ResaleNo reproduction or networking permitted without license from IHS
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AEROSPACE STANDARD AS85049/38
SHEET 5 OF 5
REV.
B
CONNECTOR ACCESSORIES, ELECTRICAL,STRAIN RELIEF,
STRAIGHT, SELF-LOCKING AND NON-SELF-LOCKING, CATEGORY 4C
(FOR MIL-DTL-38999 SERIES III AND IV CONNECTORS)
TABLE 2 - MATERIAL AND FINISH
FIGURE MATERIAL FINISH
1 & 2 ALUMINUM ALLOY IN ACCORDANCE WITH SAE AS85049
A
N 1/
W 2/
1 & 2
CORROSION RESISTANT STEEL
300 SERIES IN ACCORDANCE WITH
SAE AMS763
S
1/ NOT FOR NAVY USE. AIR FORCE USE IS FOR SPACE
APPLICATIONS ONLY. W IS THE PREFERRED FINISH.
2/ W IS NOT FOR USE IN SPACE APPLICATION. ALSO SEE SPECIFICATION NOTE
7. CLAMP SCREW AND LOCKWASHERS: 300 SERIES CORROSION-RESISTANT STEEL, PASSIVATE.
8. SELF-LOCKING DEVICES DESIGN AND CONSTRUCTION: COUPLINGS WITH SELF-LOCKING DEVICES SHALL MEET ALL THE
REQUIREMENTS SPECIFIED HEREIN FOR ITS SPECIFIC CATEGORY AND THE FOLLOWING ADDITIONAL TESTS
a. LIFE CYCLE: SEE SAE AS85049, PARAGRAPH 4.6.15.
b. VIBRATION: SEE SAE AS85049, PARAGRAPH 3.5.4.1.
9. QUALIFICATION: SEE SAE AS85049, CATEGORY 4C.
10. ACCESSORIES ARE NOT RECOMMENDED FOR CONNECTORS USING CO-AX, DATA BUS, NO. 8, 6, 4 OR 0 CONDUCTORS.
WHEN USED WITH MAXIMUM DENSITY ARRANGEMENTS, CLAMP MAY OPEN OUTER WIRE SEALS.
11. PART NUMBER: SEE EXAMPLE BELOW:
M85049/ 38 S 11 W
EXAMPLE:
BASIC PART NUMBER
SPECIFICATION SHEET
CONFIGURATIONS; “S” FOR DETENTED SELF-LOCKING (SEE REQM’T 4)
“N” FOR NON-DETENTED SELF-LOCKING
“-“ (DASH) FOR NON-SELF-LOCKING
DASH NUMBER
FINISH (SEE TABLE 2)
SPECIFICATION NOTES
NOTICE
THIS DOCUMENT REFERENCES A PART WHICH CONTAINS CADMIUM AS A PLATING MATERIAL. CONSULT LOCAL OFFICIALS IF YOU
HAVE QUESTIONS CONCERNING CADMIUM'S USE.
A CHANGE BAR (|) LOCATED IN THE LEFT MARGIN IS FOR THE CONVENIENCE OF THE USER IN LOCATING AREAS WHERE TECHNICAL
REVISIONS, NOT EDITORIAL CHANGES HAVE BEEN MADE TO THE PREVIOUS ISSUE OF THIS DOCUMENT. AN (R) SYMBOL TO THE LEFT
OF THE DOCUMENT TITLE INDICATES A COMPLETE REVISION OF THE DOCUMENT, INCLUDING TECHNICAL REVISIONS. CHANGE BARS
AND (R) ARE NOT USED IN ORIGINAL PUBLICATIONS NOR IN DOCUMENTS THAT CONTAIN EDITORIAL CHANGES ONLY.
Copyright SAE International
Provided by IHS under license with SAE
Not for ResaleNo reproduction or networking permitted without license from IHS
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