Micro Release Nut (uD3RN)

Micro Release Nut (uD3RN)

Price on request

User friendly, high-performance release device triggering any space mechanism in orbit. DCUBED also offers a counterpart micro Pin Puller which can be viewed here.


uD3RN DCubeD DataSheet

Vendor: DCUBED
Sold By : DCUBED Category:


  • On Ground and In Space Resettable in Seconds, up to 400 times
  • Short Delivery Time
  • Fully Redundant Actuation
  • Smart SMA Trigger
  • Very Low Shock
  • Axial Load >1000N
  • Body Size: 25 x 25 x 25mm
  • Mass: 78grams
  • Surface Treated Stainless Steel
  • Temperatures: -35 C to +80 C
  • Customizable Interfaces
  • Export Limitation Free


Premium Custom
Body Size (L x W x H) 25 x 25 x 25 mm (Screw Interface) Custom x 25 mm height (min.)
Mass ~78 g Variable
Material 1.4404/316L 1.4404/316L
Operating temperature range -35oC to 80oC -35oC to 80oC
Release nut dimensions Ø10 mm x 11 mm length Ø7 mm x 11 mm length
Maximum axial load (Release direction)
1000 N1 (TBC) 1000 N1 (TBC)
Internal load (applied axially to the back of the nut) 20 N (TBC) 20 N (TBC)
Rapid resettability Yes, re-insertable nut Yes, re-insertable nut
Redundancy Yes, the secondary actuation line Yes, the secondary actuation line











1 Achieved with the internal application of a space certified solid lubricant (Molykote 106). Take care when placing optics in proximity to the mechanism.