The Socket,plug-in Electronic Compon, cataloged under National Stock Number 5935-00-577-3988, is classified within Federal Supply Class 5935 (Connectors, Electrical) of the Electrical and Electronic Equipment Components group. The manufacturer of record is U S Terminals Inc. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5935-00-577-3988 |
| Primary Part Number | BL639-659 |
| Item Name | Socket,plug-in Electronic Compon |
| FSC / FSG | 5935 / 59 — Connectors, Electrical |
| Manufacturer | U S Terminals Inc |
| Status | ACTIVE |
| Projection Length Above Mounting Surface | 0.270 INCHES NOMINAL IN |
| Contact Maximum Current Rating in Amps | 1.0 |
| Body Style | PCB MOUNT |
| Distance From Flatted Portion to Opposite Surface | 0.335 INCHES NOMINAL IN |
| Mounting Hole Style | ROUND, FLATTED |
| Overall Diameter | 0.437 INCHES NOMINAL IN |
| Accommodated Contact Quantity | 3 |
| Precious Material | GOLD AND SILVER |
| Mounting Method | RETAINER RING |
| Body Mounting Hole Accommodation Diameter | 0.362 INCHES NOMINAL IN |
| Contact Position Arrangement Style | TRIANGULAR |
| Surface Treatment | GOLD AND SILVER CONTACT |
| Mounting Type for Which Designed | CHASSIS |
| Precious Material and Location | CONTACT SURFACE GOLD AND CONTACT SURFACE SILVER |
| Material | PLASTIC BODY |
| Material | COPPER ALLOY CONTACT |
| Terminal Type and Quantity | 3 PIN |
| 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 |
|---|---|
| BL639-659 PRIMARY | U S Terminals Inc (USA) |
NSN 5935-00-577-3988 is a Socket,plug-in Electronic Compon, manufactured by U S Terminals Inc, classified under FSC 5935, Connectors, Electrical. Status: active.
NSN 5935-00-577-3988 has 1 manufacturer part number on file: BL639-659 (U S Terminals Inc).
Key specifications for BL639-659: Projection Length Above Mounting Surface: 0.270 INCHES NOMINAL IN; Overall Height: 0.450 INCHES NOMINAL IN; Contact Maximum Current Rating in Amps: 1.0; Body Style: PCB MOUNT. 17 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.