What it is
AN176 close tolerance hex head bolt (AN173 THRU AN186), Hex head, close tolerance, .3750-24 UNF 3A, shank (A dia) .3742-.3737", grip 4.312" (±.016), length 4.953" (+.031 .016 as printed) (AN173 THRU AN186 Rev. 7 sheet 3, Table II)
Equivalents
  • AN176H47ANCatalog onlySame NSN 5306-00-638-9221 (government catalog). Not a maker's approval: confirm on the drawing.
Install tooling, by who made the part
Not documented for this part number. Ask a tooling specialist →

Reference only: the drawing and its process spec govern. How to read this

Full detail: decode, cited documents, every stock number