boos - bure
- boundary layer splitter plate
- boundary light
- boundary member
- boundary of the usable part
- bounding mine
- bow gunner
- bow mounted sonar
- bow pontoon
- bow ramp
- bowl centrifuge
- bowl tracks
- box
- box body
- box car
- box coupling
- box fin
- box mine
- box trail
- boxer engine
- brace
- brachydromic course
- bracing
- bracing jack
- bracket
- bracket adjustment
- bracket mount machine gun
- bracketing
- bracketing adjustment chart
- bracketing method of adjustment
- bracketing salvo
- braided hose
- brake
- brake adjustment
- brake and hover
- brake backing plate
- brake band
- brake band lining
- brake bar
- brake beam
- brake beam safety support
