We had a small quantity of 250 pieces of these custom 302 stainless compression springs produced domestically, with a lead time of approximately 8 weeks. .030 wire size was used and the free length was set at 1.5". Out of the 18 total coils 16 were active and the outside diameter tapered down to .22" from the max outside diameter of .34".
Custom low head metric screws manufactured domestically using 303 stainless steel material. The 1/16 hex drive was broached with a 1.5MM drive depth. Heavy torque blue thread locking patch was applied to conform to a .60 to .33 Nm minimum torque testing. Head height measured 1.75MM and the width at 9.65MM. The rounding around the edges of the head was set to R 0.020. Production samples were provided for customer testing and approval prior to commitment to a full production run. Lead time for production is 8-10 weeks from confirmed order. Certificate of conformance, First Article Inspection Report, material cert, and passivation cert were required with the parts per our customer's request.