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Product
J599-IV series electrical connector (MIL-DTL-38999K)
Browse American Standard (MIL-SPEC/D38999) →Engineering reply within 24 hours. Drawing confirmation recommended before release. Need CAD, plating, photos, or reports — include target OEM PN in the RFQ.
Outline, pinout, and dimension figures. Confirm against your released drawing before production order.
All packing and shipment are executed by 86connector Shenzhen warehouse (Shenzhen warehouse — unified dispatch). Shenyang plant is manufacturing capability background only when listed. Batch photos available on request with order confirmation.



| Lead time | 4–8 weeks typical (confirm on RFQ) |
| MOQ | Project MOQ — RFQ |
| Packaging | Export carton + protective tray (standard) |
| Fulfillment | 86connector Shenzhen warehouse — unified export dispatch |
| Manufacturing base | Shenyang plant (capability background only) |
Engineering parameters, downloadable documents, and quality reports. Missing files are fulfilled via RFQ within 24 hours — no fake downloads.
| Part Number | J599-IV |
| Series | J599-IV Series |
| Standard | MIL-DTL-38999 form-fit-function (J599 / GJB599 family) |
| Standard Family | MIL-DTL-38999 compatible · J599 family (confirm exact dash) |
| Compatible With | Amphenol TV / ITT / Souriau 8D / D38999 — FFF candidate (confirm shell, insert, plating, keying) |
| 86connector Family | J599 Series equivalents |
| Cross-Ref Note | Western PN → J599 family cross-reference available on RFQ |
| Supply Mode | Shenzhen warehouse · factory-backed · quote-built |
| Manufacturing base | Shenyang plant (capability background only) |
| Fulfillment | 86connector Shenzhen warehouse — unified export dispatch |
| Origin | Shenyang plant capability (background) · fulfilled from Shenzhen warehouse |
| Typical Applications | Aerospace & defense circular interconnect |
| Lead Time | 4–8 weeks typical (confirm on RFQ) |
| MOQ | Project MOQ — RFQ |
| Packaging | Export carton + protective tray (standard) |
| Description | J599-IV high-reliability circular connector — MIL-DTL-38999 form-fit-function path (J599 / GJB599 family). Overseas supply from Shenzhen warehouse; engineering quote within 24h. Confirm shell, insert, plating and keying against your drawing. |
Datasheets and drawings ship with the engineering pack for J599-IV. Request below — typical reply within 24 hours.
Lot/type test and compliance files. Unpublished items return via RFQ.
Form, fit, and function candidate mapping for MIL-SPEC programs. Confirm shell, insert, plating and keying against your drawing before release.
| This Part Number | J599-IV |
| Standard | MIL-DTL-38999 |
| Western / OEM Families | Amphenol, ITT Cannon, Souriau D38999 families |
| 86connector Family | J599 Series equivalents |
| Typical Use | Aerospace & defense circular interconnect |