The Adapter,connector, cataloged under National Stock Number 5935-01-188-2526, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Northrop Grumman Support Services Corp. Government technical data includes 27 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5935-01-188-2526 |
| Primary Part Number | 579R503H02 |
| Item Name | Adapter,connector |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Northrop Grumman Support Services Corp |
| Status | ACTIVE |
| Connector Locking Method | EXTERNALLY THREADED SHELL AND INTERNALLY THREADED SHELL |
| Shell Type | SOLID |
| Body Style | ANGLE SHAPE, EXTERNAL/INTERNAL COUPLING |
| Contact Material | COPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS |
| Mating End Quantity | 2 |
| Precious Material | GOLD |
| Contact Position Arrangement Style | NONSTD ALL MATING ENDS |
| Shell Surface Treatment | PASSIVATE |
| Insert Material Document and Classification | MIL-P-19468 MIL SPEC SINGLE MATERIAL RESPONSE ALL MATING ENDS |
| Precious Material and Weight | 0.010 GOLD GRAINS, TROY |
| Shell Material Document and Classification | QQ-S-763,CL 303,COND A FED SPEC SINGLE MATERIAL RESPONSE |
| Thread Direction | RIGHT-HAND |
| Nominal Thread Size | 0.250 INCHES IN |
| Contact Maximum AC Voltage Rating in Volts | 500.0 SINGLE MATING END ALL CONTACT GROUPINGS |
| Polarization Method | MATING END |
| Contact Surface Treatment Document and Classification | MIL-G-45204,TY II,CL 1 MIL SPEC 1ST TREATMENT RESPONSE AND MIL-C-14550,CL 2 MIL SPEC 2ND TREATMENT RESPONSE SINGLE MATING END ALL CONTACT GROUPINGS |
| Environmental Protection | MOISTURE RESISTANT AND SHOCK RESISTANT AND THERMAL SHOCK RESISTANT AND VIBRATION RESISTANT |
| Precious Material and Location | CONTACT SURFACES GOLD |
| Contact Removability | NONREMOVABLE SINGLE MATING END ALL CONTACT GROUPINGS |
| Thread Class | 2A AND 2B A |
| Contact Material Document and Classification | QQ-C-530 FED SPEC SINGLE MATERIAL RESPONSE OR QQ-C-533 FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END ALL CONTACT GROUPINGS |
| Thread Quantity Per Inch | 36 |
| Contact Surface Treatment | GOLD AND COPPER SINGLE MATING END ALL CONTACT GROUPINGS |
| Threaded Device Type | COUPLING FACILITY |
| Thread Series Designator | UNS |
| Insert Material | PLASTIC POLYTETRAFLUOROETHYLENE ALL MATING ENDS |
| Shell Material | STEEL CORROSION RESISTING |
| 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 |
|---|---|
| 579R503H02 PRIMARY | Northrop Grumman Support Services Corp (USA) |
| Reference | Meaning |
|---|---|
| 579R503H02 | 3/9 Design control — primary reference U.S. Government activity |
| 3367-960-000 (M1) | 5/1 Secondary reference U.S. Government activity |
| 33-74000-003 | 5/1 Secondary reference U.S. Government activity |
| 579R503H02 | 5/2 Secondary reference U.S. Government activity |
NSN 5935-01-188-2526 is a Adapter,connector, manufactured by Northrop Grumman Support Services Corp, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-01-188-2526 has 1 manufacturer part number on file: 579R503H02 (Northrop Grumman Support Services Corp).
Key specifications for 579R503H02: Connector Locking Method: EXTERNALLY THREADED SHELL AND INTERNALLY THREADED SHELL; Shell Type: SOLID; Body Style: ANGLE SHAPE, EXTERNAL/INTERNAL COUPLING; Contact Material: COPPER ALLOY SINGLE MATING END ALL CONTACT GROUPINGS. 27 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.