The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-040-7998, 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 26 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-040-7998 |
| Primary Part Number | M81511/01EA01P4 |
| Item Name | Connector,receptacle,electrical |
| 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 |
| Terminal Type | CRIMP SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Material | COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING |
| Mating End Quantity | 1 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | 8-4 SINGLE MATING END |
| Shell Surface Treatment | CADMIUM |
| Insert Position in Deg | 220.0 |
| Unthreaded Mounting Hole Diameter | 0.116 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN |
| Precious Material and Weight | 0.020 GOLD GRAINS, TROY |
| Shell Material Document and Classification | QQ-A-367,T6 FED SPEC SINGLE MATERIAL RESPONSE |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Center to Center Distance Between Mounting Facilities Parallel to Height | 0.589 INCHES MINIMUM AND 0.599 INCHES MAXIMUM IN |
| Included Contact Quantity | 4 SINGLE MATING END SINGLE CONTACT GROUPING |
| Shell Surface Treatment Document and Classification | QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.500 INCHES IN |
| Specification/standard Data | 81349-MIL-C-81511-1 GOVERNMENT SPECIFICATION |
| Included Contact Type | ROUND PIN SINGLE MATING END SINGLE CONTACT GROUPING |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 0.589 INCHES MINIMUM AND 0.599 INCHES MAXIMUM IN |
| Polarization Method | KEY, MULTIPLE KEY GROOVE |
| Contact Surface Treatment Document and Classification | MIL-G-45204,TYPE 1,CLASS 1 MIL SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Environmental Protection | MOISTURE PROOF AND PRESSURE PROOF AND VIBRATION RESISTANT |
| Precious Material and Location | CONTACT SURFACES GOLD |
| 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 |
|---|---|
| M81511/01EA01P4 PRIMARY | Sae International Dba Sae International (USA) |
| Reference | Meaning |
|---|---|
| M81511/01EA01P4 | 5/9 Secondary reference U.S. Government activity |
| MILC81511-1 | 5/9 Secondary reference U.S. Government activity |
| 338602-4 | C/1 Advisory reference — outside the item-of-supply concept Lockheed Martin Corporation Div Rms - Mitchel Field |
| SAE-AS81511/1 | 3/1 Design control — primary reference Sae International Dba Sae International |
NSN 5935-01-040-7998 is a Connector,receptacle,electrical, manufactured by Sae International Dba Sae International, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-040-7998 has 1 manufacturer part number on file: M81511/01EA01P4 (Sae International Dba Sae International).
Key specifications for M81511/01EA01P4: Overall Height: 0.804 INCHES MINIMUM AND 0.820 INCHES MAXIMUM IN; Connector Locking Method: BAYONET PIN; Shell Type: SOLID; Body Style: STRAIGHT SHAPE, EXTERNAL COUPLING. 26 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.