Compatible with:
- Monoprice MP Select Mini V2
 - Monoprice MP Select Mini Pro/V3
 - Monoprice MP Select Mini V1*
 - Monoprice MP Mini Delta V1
 - Monoprice MP10
 - Monoprice MP10 Mini
 - Malyan MA10
 - Malyan MA10 Mini
 - Malyan M200 V2/V3
 - Malyan M300
 - Malyan M320
 
* Some MP Select Mini V1's purchased around the release date of the V2 may have this size nozzle. If your printer has a 16 x 16 x 12mm heater block then your printer probably has the same nozzle as the V2's. If your printer has a heater block that measures 20 x 20 x 10mm then chances are your printer has a V1 nozzle.
These nozzles have an overall length of 11.5mm
Threads are M6x1.0 with a 6.5mm length
Nozzle opening diameter is 0.4mm 
This part like almost all other parts listed is from the actual printer manufacturer/factory.