Thread Size : 0.1120-40UNJC-3B, Width Across Flats (in) : 0.243-0.251, Width Across Corners (in) : 0.268, Weight (lbs/100) : 0.14, Ultimate Tensile Strength (lbs/Min) : 750, Locking Insert : Red Nylon (350?F Max Performance), Performance : NASM25027 as Applicable, Military Standard (MS) Specification : MS17830-04C & MS21044C04, Series : NM, Thread Type : UNJC, Thread Notes : AS8879 or MIL-S-7742, Thread Squareness : ESNA Spec 405, Group I, Material : Stainless Steel, Material Rating : AISI 303 or Equivalent, Finish : Plain, Overall Height (in) : 0.153-0.133, Hex Height (in) : 0.081