The Connector,receptacle,electrical, cataloged under National Stock Number 5935-01-361-9125, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lockheed Martin Corporation Div Rotary and Mission Systems. Government technical data includes 26 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-01-361-9125 |
| Primary Part Number | 121A542-2 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Lockheed Martin Corporation Div Rotary and Mission Systems |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 1.5 SINGLE MATING END SINGLE CONTACT GROUPING |
| Connector Locking Method | FRICTION |
| Shell Type | SOLID |
| Body Style | STRAIGHT SHAPE |
| Terminal Type | PIN 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 | 4 ROWS OF CONTACTS NON-INSERTED BOARD SINGLE MATING END |
| Shell Surface Treatment | ANODIZE |
| Unthreaded Mounting Hole Diameter | 0.065 INCHES NOMINAL IN |
| Precious Material and Weight | 0.304 GOLD GRAINS, TROY |
| Shell Material Document and Classification | QQ-A-200/8 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-225/8 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-A-591 FED SPEC SINGLE MATERIAL RESPONSE |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Distance Between Mounting Facility Centers | 4.440 INCHES NOMINAL IN |
| Included Contact Quantity | 304 SINGLE MATING END SINGLE CONTACT GROUPING |
| Shell Surface Treatment Document and Classification | MIL-A-8625,TY 2,CL 2 MIL SPEC SINGLE TREATMENT RESPONSE |
| Included Contact Type | SQUARE PIN SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Surface Treatment Document and Classification | MIL-G-45204,TY 2,GRADE C,CL 1 MIL SPEC 1ST TREATMENT RESPONSE AND QQ-N-290,CL 2 FED SPEC 2ND TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Environmental Protection | SALT WATER RESISTANT AND VIBRATION RESISTANT AND THERMAL SHOCK RESISTANT AND MOISTURE RESISTANT |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Contact Removability | NONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Material Document and Classification | QQ-B-533 FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Surface Treatment | GOLD AND NICKEL SINGLE MATING END SINGLE CONTACT GROUPING |
| Insert Material | PLASTIC SINGLE MATING END |
| Shell Material | ALUMINUM ALLOY 6061 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
NSN 5935-01-361-9125 is a Connector,receptacle,electrical, manufactured by Lockheed Martin Corporation Div Rotary and Mission Systems, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-361-9125 has 2 manufacturer part numbers on file: 445208-1 (Te Connectivity Corporation), 121A542-2 (Lockheed Martin Corporation Div Rotary and Mission Systems).
Key specifications for 121A542-2: Overall Height: 0.675 INCHES NOMINAL IN; Contact Maximum Current Rating in Amps: 1.5 SINGLE MATING END SINGLE CONTACT GROUPING; Connector Locking Method: FRICTION; Shell Type: SOLID. 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.