The Connector Body,receptacle,electr, cataloged under National Stock Number 5935-01-342-3124, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Sae International Dba Sae International. Government technical data includes 25 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-342-3124 |
| Primary Part Number | M81511/21EF04A2 |
| Item Name | Connector Body,receptacle,electr |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Connector Locking Method | BAYONET PIN |
| Shell Type | SOLID |
| Body Style | STRAIGHT SHAPE, EXTERNAL COUPLING |
| Mating End Quantity | 1 |
| Contact Position Arrangement Style | 18-09 SINGLE MATING END |
| Shell Surface Treatment | CADMIUM AND CHROMATE |
| Insert Position in Deg | 0.0 AND 135.0 AND 170.0 AND 200.0 AND 310.0 |
| Unthreaded Mounting Hole Diameter | 0.130 INCHES MINIMUM AND 0.150 INCHES MAXIMUM IN |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 1.057 INCHES MINIMUM AND 1.067 INCHES MAXIMUM IN |
| Shell Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC ALL TREATMENT RESPONSES |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 1.125 INCHES IN |
| Specification/standard Data | 81349-MIL-C-81511/21 GOVERNMENT SPECIFICATION |
| Operating Temp Rating | -65.0 CELSIUS MINIMUM AND 150.0 CELSIUS MAXIMUM DEGC |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.057 INCHES MINIMUM AND 1.067 INCHES MAXIMUM IN |
| Polarization Method | KEYWAY OR MULTIPLE KEYWAY |
| Environmental Protection | SALT WATER RESISTANT AND MOISTURE RESISTANT AND MOISTURE PROOF AND SHOCK PROOF AND VIBRATION PROOF AND FUNGUS RESISTANT AND THERMAL SHOCK RESISTANT AND VIBRATION RESISTANT AND SHOCK RESISTANT |
| Distance From Mounting Shoulder to Front Face | 0.894 INCHES MINIMUM AND 0.906 INCHES MAXIMUM IN |
| Thread Class | 2A A |
| Test Data Document | 81349-MIL-C-81511 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.). |
| Thread Quantity Per Inch | 28 |
| Threaded Device Type | BACK SHELL |
| Thread Series Designator | UN |
| Insert Material | PLASTIC SINGLE MATING END |
| Shell Material | ALUMINUM ALLOY |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| M81511/21EF04A2 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| MIL-C-81511/21 | 5/9 Secondary reference U.S. Government activity |
| SAE-AS81511/21 | 3/1 Design control — primary reference Sae International Dba Sae International |
| M81511/21EF04A2 | 5/9 Secondary reference U.S. Government activity |
NSN 5935-01-342-3124 is a Connector Body,receptacle,electr, manufactured by Sae International Dba Sae International, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-342-3124 has 1 manufacturer part number on file: M81511/21EF04A2 (Sae International Dba Sae International).
Key specifications for M81511/21EF04A2: Overall Height: 1.335 INCHES MINIMUM AND 1.351 INCHES MAXIMUM IN; Connector Locking Method: BAYONET PIN; Shell Type: SOLID; Body Style: STRAIGHT SHAPE, EXTERNAL COUPLING. 25 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.