The Connector,receptacle,electrical, cataloged under National Stock Number 5935-00-644-6599, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lapp Insulators Llc. Government technical data includes 19 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-00-644-6599 |
| Primary Part Number | 28590 |
| Item Name | Connector,receptacle,electrical |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | Lapp Insulators Llc |
| Status | ACTIVE |
| Contact Maximum Current Rating in Amps | 15.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Shell Type | SOLID |
| Body Style | RECTANGULAR SHAPE |
| Terminal Type | TAB, SOLDER LUG SINGLE MATING END SINGLE CONTACT GROUPING |
| Center to Center Distance Between Mounting Facilities Parallel to Length | 3.125 INCHES NOMINAL IN |
| Mating End Quantity | 1 |
| Contact Position Arrangement Style | 12 SINGLE MATING END |
| Shell Surface Treatment | CADMIUM |
| Unthreaded Mounting Hole Diameter | 0.199 INCHES NOMINAL IN |
| Terminal Location | BACK SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Quantity | 12 SINGLE MATING END SINGLE CONTACT GROUPING |
| Included Contact Type | FLAT SOCKET SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Maximum AC Voltage Rating in Volts | 250.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Distance Between Centerlines of Mounting Facilities Parallel to Body Width | 1.188 INCHES NOMINAL IN |
| Polarization Method | MATING END |
| Contact Removability | NONREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING |
| Contact Maximum DC Voltage Rating in Volts | 250.0 SINGLE MATING END SINGLE CONTACT GROUPING |
| Insert Material | PLASTIC SINGLE MATING END |
| Shell Material | STEEL |
| 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 |
|---|---|
| 28590 | Lapp Insulators Llc (USA) |
| Reference | Meaning |
|---|---|
| M427607SUB5PT1 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
| M427607SUB5PT1 | 3/9 Design control — primary reference Rca Corp Distributor and Special Products Div |
NSN 5935-00-644-6599 is a Connector,receptacle,electrical, manufactured by Lapp Insulators Llc, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-00-644-6599 has 1 manufacturer part number on file: 28590 (Lapp Insulators Llc).
2 possible matches (shared part number, not a government interchangeability claim): 6680-01-008-6326, 5360-01-136-5469. Verify interchangeability with system specifications before substitution.
Key specifications for 28590: Overall Height: 2.094 INCHES NOMINAL IN; Contact Maximum Current Rating in Amps: 15.0 SINGLE MATING END SINGLE CONTACT GROUPING; Shell Type: SOLID; Body Style: RECTANGULAR SHAPE. 19 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.