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AN14-32

AN14 hex head bolt, machine, aircraft (AN3 THRU AN20)

AN14-32 cited reference fields
Head / formHex head
Diameter / thread / size7/8 -14 UNF-3A, shank (A dia) .874-.869"
Grip / length / thicknessgrip 2-3/16" (±1/64), length 3-7/16" (+1/32 -1/64) (AN3 THRU AN20 Rev. 12 sheet 3)
Material / finishNon-corrosion resistant steel (no material letter)
Reference confidencehigh
SourceAN3 THRU AN20 Rev. 12 (1991-01-14, Distribution A), sheets 1 to 4 ↗

Head / form source: AN3 THRU AN20 Rev. 12 sheet 1 (figure and dimension table)

Source notes and limits

  • Drilling: no H, no A: drilled shank only (sheet example AN6-10, "SHANK ONLY DRILLED") (AN3 THRU AN20 Rev. 12 sheet 1).
  • Rated strength, STEEL column (AN3 THRU AN20 Rev. 12 sheet 4): ultimate tensile at root dia 60,000 lb, yield tensile at root dia 46,000 lb, single shear at full dia 45,050 lb.
  • AN3 THRU AN20 REV. 12, dated 14 JANUARY 1991, is hereby canceled and superseded by NASM3 THRU NASM20. The Part Identification Number (PIN) for AN3 THRU AN20 REV. 12 and the part number for NASM3 THRU NASM20 are identical. The part numbers have not been changed. (AN3 THRU AN20 Rev. 12 Notice 1)

Reference only: the controlling drawing, its process spec and the manufacturer's installation instructions govern. How to use these answers