A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
NSN 5855-00-939-4496
NSN 5915-01-444-9647
NSN 6135-01-008-4595
NSN 4140-01-470-7018
NSN 5985-01-071-2505
NSN 5990-00-730-4366
NSN 5965-01-521-3224
NSN 2925-00-536-4574
NSN 5895-00-480-3254
NSN 5945-00-883-1952
NSN 5960-01-599-9821
NSN 5998-01-311-7634