| BODY STYLE | STRAIGHT SHAPE, EXTERNAL COUPLING | 
| CONTACT POSITION ARRANGEMENT STYLE | 17-26 SINGLE MATING END | 
| TERMINAL LOCATION | BACK SINGLE MATING END SINGLE CONTACT GROUPING | 
| TERMINAL TYPE | CRIMP SINGLE MATING END SINGLE CONTACT GROUPING | 
| INCLUDED CONTACT TYPE | ROUND SOCKET SINGLE MATING END SINGLE CONTACT GROUPING | 
| INCLUDED CONTACT QUANTITY | 26 SINGLE MATING END SINGLE CONTACT GROUPING | 
| MATING END QUANTITY | 1 | 
| OVERALL LENGTH | 31.5 MILLIMETERS MAXIMUM | 
| OVERALL HEIGHT | 33.0 MILLIMETERS MINIMUM AND | 
 | 33.6 MILLIMETERS MAXIMUM | 
| OVERALL WIDTH | 33.0 MILLIMETERS MINIMUM AND | 
 | 33.6 MILLIMETERS MAXIMUM | 
| CENTER TO CENTER DISTANCE BETWEEN MOUNTING FACILITIES PARALLEL TO HEIGHT | 24.61 MILLIMETERS NOMINAL | 
| DISTANCE BETWEEN CENTERLINES OF MOUNTING FACILITIES PARALLEL TO BODY WIDTH | 24.61 MILLIMETERS NOMINAL | 
| DISTANCE FROM MOUNTING SHOULDER TO FRONT FACE | 19.5 MILLIMETERS MINIMUM AND | 
 | 20.9 MILLIMETERS MAXIMUM | 
| THREAD PITCH IN MILLIMETERS | 1.00 | 
| CONNECTOR LOCKING METHOD | EXTERNALLY THREADED SHELL | 
| THREADED DEVICE TYPE | BACK SHELL AND | 
 | COUPLING FACILITY | 
| THREAD SERIES DESIGNATOR | ISO M AND | 
 | SPECIAL ACME | 
| NOMINAL THREAD SIZE | 25.0 MILLIMETERS AND | 
 | 1.188 INCHES | 
| THREAD CLASS | 2A | 
| THREAD TOLERANCE CLASS | 6G EXTERNAL | 
| THREAD QUANTITY PER INCH | 10 | 
| THREAD DIRECTION | RIGHT-HAND | 
| SHELL TYPE | SOLID | 
| SHELL MATERIAL | STEEL CORROSION RESISTING | 
| SHELL SURFACE TREATMENT | NICKEL | 
| SHELL SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-N-290 CL2 FED SPEC SINGLE TREATMENT RESPONSE | 
| POLARIZATION METHOD | KEYWAY OR MULTIPLE KEYWAY | 
| INSERT POSITION IN DEG | 0.0 AND | 
 | 67.0 AND | 
 | 164.0 AND | 
 | 218.0 AND | 
 | 280.0 | 
| INSERT MATERIAL | PLASTIC EPOXY SINGLE MATING END | 
| CONTACT REMOVABILITY | REMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING | 
| CONTACT MATERIAL | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING | 
| CONTACT SURFACE TREATMENT | GOLD SINGLE MATING END SINGLE CONTACT GROUPING | 
| CONTACT SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-G-45204 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING | 
| ENVIRONMENTAL PROTECTION | MOISTURE PROOF AND | 
 | SALT WATER RESISTANT AND | 
 | VIBRATION PROOF AND | 
 | CORROSION RESISTANT AND | 
 | DUST RESISTANT AND | 
 | FUEL RESISTANT AND | 
 | FUNGUS RESISTANT AND | 
 | OIL RESISTANT AND | 
 | SHOCK RESISTANT AND | 
 | THERMAL SHOCK RESISTANT AND | 
 | VIBRATION RESISTANT | 
| TEST DATA DOCUMENT | 81349-MIL-C-38999 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.). | 
| OPERATING TEMP RATING | -65.0 DEG CELSIUS MINIMUM AND | 
 | 200.0 DEG CELSIUS MAXIMUM | 
| PRECIOUS MATERIAL | GOLD | 
| PRECIOUS MATERIAL AND LOCATION | CONTACT SURFACES GOLD | 
| SUPPLEMENTARY FEATURES | MOUNTING METHOD - FLANGE | 
| SPECIFICATION/STANDARD DATA | 81349-MIL-C-38999/20 GOVERNMENT SPECIFICATION | 
| SPEC/STD CONTROLLING DATA |  | 
| MANUFACTURERS CODE | 81349 | 
| DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | D38999/20SE26SN | 
| NON-DEFINITIVE GOVERNMENT SPEC/STD REFERENCE | MIL-DTL-38999/20 |