MIL-DTL-38999 Series III · catalog configuration
D38999/20FD31SA
D38999/20FD31SA is a MIL-DTL-38999 Series III wall-mount receptacle. The supplier catalog configuration uses shell size 15, insert arrangement 31, with 31 contact positions (30×22D, 1×12).
Product number D38999/20FD31SA
- Series
- Series III
- Shell / insert
- 15 / 31
- Contact positions
- 31 positions; 30×22D, 1×12
- Material / finish
- Aluminum alloy; electroless nickel
Description
D38999/20FD31SA is a MIL-DTL-38999 Series III wall-mount receptacle. The supplier catalog configuration uses shell size 15, insert arrangement 31, with 31 contact positions (30×22D, 1×12). The listed coupling is Triple-start threaded, self-locking; shell material and finish are Aluminum alloy; electroless nickel. Match the full configuration with the offered unit and controlled drawing.
Configuration checklist
- Match the full ordering code and insert face to the supplied drawing.
- Confirm the mating half, contact gender, key position and coupling interface.
- Check shell style, rear configuration, cable exit and any accessory interface.
- Request the documents required for the offered unit; catalog values are not unit test results.
Technical Data
Ordering-code and insert data are catalog references. Electrical, environmental and mating-life values shown as catalog or family figures do not certify the supplied unit. Confirm the exact configuration and required evidence against its controlled drawing.
| Series and shell style | MIL-DTL-38999 Series III; Wall-mount receptacle |
|---|---|
| Shell size / insert arrangement | 15 / 31 |
| Contact quantity and size mix | 31 positions; 30×22D, 1×12 |
| Coupling | Triple-start threaded, self-locking |
| Contact / termination | S (crimp socket) |
| Keying / option | A (alternate keying) |
| Shell material and finish | Aluminum alloy; electroless nickel |
Applications
These are selection and sourcing contexts for the listed catalog configuration. Suitability depends on the equipment interface, operating conditions and supplied-item documentation.
Buyer Q&A
Which shell and insert configuration is listed for D38999/20FD31SA?
The catalog lists shell 15, insert 31 and 31 positions with 30×22D, 1×12. Position count describes the insert; it does not prove supplied contact population.
What mounting information matters for D38999/20FD31SA?
This is a wall-mount receptacle in shell 15. Compare flange mounting, panel opening, seal placement and rear clearance against the controlled installation drawing.
How should a mating half be checked for D38999/20FD31SA?
Check MIL-DTL-38999 Series III, shell 15, insert 31 and keying A (alternate keying). Compare complete controlled drawings and complementary contact configurations.
What should an RFQ for D38999/20FD31SA include?
Send D38999/20FD31SA, quantity, the mating-half code, mounting or harness drawing, contact supply and termination requirements, and required documents.
Similar Products
Compare adjacent catalog configurations and confirm mating, keying and rear interface by drawing.
D38999/20FD31SA · RFQ
Send the exact drawing and mating requirement
Include the mating part, cable or panel details, quantity and documentation required for your project.