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AN16-32

AN16 hex head bolt, machine, aircraft (AN3 THRU AN20)

AN16-32 cited reference fields
Head / formHex head
Diameter / thread / size1 -14 NF-3A, shank (A dia) .999-.993"
Grip / length / thicknessgrip 2-1/8" (±1/64), length 3-1/2" (+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: not given for AN16 (AN3 THRU AN20 Rev. 12 sheet 4; see the size note).
  • Sheet 1 note (d): "1-14NF THREAD PITCH INACTIVE FOR DESIGN AFTER 15 JUNE 1966."
  • Sheet 4: the AN16 rated-strength row is printed struck through.
  • AN3 THRU AN20 REV. 12, dated 14 JANUARY 1991, is hereby canceled and superseded by NASM3 THRU NASM20.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