верхня букса амортстійки
upper center crankshaft bearing
upper front crankshaft bearing
upper rear crankshaft bearing
wind relative bearing / wind-relative bearing
land-based upper layer (LBUL)
Sea-Based Upper Layer (SBUL)
upper air fallout
upper deck
upper layer
upper sideband (USB)
upper glacis plate
adjustable upper sling swivel
upper ball race
upper edge of front sight
upper front plate
upper hemisphere
upper insulator gasket
upper motor lubricant
upper proximity dot (of a gyro gunsight)
upper sling swivel
upper tank
upper time ring
upper water tank
upper torque link
upper explosive limit
wing upper surface
upper-air layer
through shaft (of upper coaxial rotor)
upper air
upper air observation
upper air route
upper and lower coaxial rotors