кожух пружини
belt feed pawl spring / belt-feed pawl spring
belt feed lever pivot spring / belt-feed lever pivot spring
bomb body (casing)
casing
insulating casing
spent shell casing
water-proofed casing
breech casing
breech casing (of quick-firing ordnance)
front radiator casing (of a Lewis gun)
assembled casing
casing / covering
covering / casing
hydraulic damper casing
main-rotor head casing
tail rotor blade casing
tail rotor head casing
gear casing
application of electromagnetic forces on the casing
brass casing / brass shell case
axle suspension spring
drive spring
drive spring guide
leaf spring
recoil spring guide
sear spring
single-strand, high-strength, spring-steel wire
spring breakup
spring mechanism
torsion bar spring
bolt handle spring retaining pin
cap retaining pin spring