Imagine a Screw Thread Chart. This chart would show how UNF threads are closely packed with a higher number of threads per inch, while UNC threads have wider spacing between threads. the choice between UNF and UNC threads boils down to the specific needs of the application. UNF threads, with...
Pitches Coarse (Unc) or Fine (Unf) Nut Grade 10h/8h Proof Strength [Ksi] 120 Yield Strength (Min) [Ksi] 130 Thread Type Partial or Totally Threaded Tensile Strength (Min) [Ksi] 150 Minimum 173 Maximum Transport Package Cartons on Pallet or Drums on Pallet Specification...
UNF – Unified National Fine Thread Female and Male UNC/UNF threads are both parallel The UNC/UNF flank angle is 60° Unified threads comes in three different classes: for applications where a liberal tolerance is required to permit easy assembly even with slightly nicked threads ...