NutsBBOEING · BAC
✓ Owner approvedBACN11Z3CD
Black 12-point nut
PART NUMBER LEARNING
Understand this Part Number
Supported size positions are calculated below. Letter codes and suffixes are never guessed.
Example being read
BACN11Z3CD- Recorded family
BACN11Z3CDThis format is linked to the identification note, but it does not contain a safely supported diameter-and-grip pattern for automatic decoding.
Automatic decoding stops here because the remaining format is not verified for this family.
Open the full Fastener Part Number Identification note →Quick-reference boundary
Do not select, install or substitute a fastener from this page alone. Confirm the complete part number, diameter, grip, material, finish, head style, effectivity and approved application against current controlled aircraft data and company procedures.