The Cover,electrical Connector, cataloged under National Stock Number 5935-01-105-0352, 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 8 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5935-01-105-0352 |
| Primary Part Number | M81511/18-20 |
| Item Name | Cover,electrical Connector |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Sae International Dba Sae International |
| Status | ACTIVE |
| Mounting Facility Type and Quantity | 1 TWIST LOCK |
| Overall Diameter | 1.580 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN |
| Body Height | 0.885 INCHES MAXIMUM IN |
| Style Designator | INTERNAL BAYONET W/CHAIN OR ROPE |
| Size Designation | 20 |
| Surface Treatment | CADMIUM |
| Test Data Document | 81349-MIL-C-81511/18 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.). |
| 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 |
|---|---|
| 33BS-2581 | Racal Instruments Wireless Solutions Ltd, an Aeroflex Company (GBR) |
| M81511/18-20 PRIMARY | Sae International Dba Sae International (USA) |
| M81511/18-20 | Amphenol Limited (GBR) |
| 33-2581BS | Racal Instruments Wireless Solutions Ltd, an Aeroflex Company (GBR) |
| Reference | Meaning |
|---|---|
| SAE-AS81511/18 | 3/1 Design control — primary reference Sae International Dba Sae International |
| MIL-C-81511/18 | 5/9 Secondary reference U.S. Government activity |
| M81511/18-20 | 5/9 Secondary reference U.S. Government activity |
NSN 5935-01-105-0352 is a Cover,electrical Connector, manufactured by Sae International Dba Sae International, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-105-0352 has 4 manufacturer part numbers on file: 33BS-2581 (Racal Instruments Wireless Solutions Ltd, an Aeroflex Company), M81511/18-20 (Sae International Dba Sae International), M81511/18-20 (Amphenol Limited), 33-2581BS (Racal Instruments Wireless Solutions Ltd, an Aeroflex Company).
Key specifications for M81511/18-20: Mounting Facility Type and Quantity: 1 TWIST LOCK; Overall Diameter: 1.580 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN; Body Height: 0.885 INCHES MAXIMUM IN; Style Designator: INTERNAL BAYONET W/CHAIN OR ROPE. 8 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.