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 7035-00-631-3782
NSN 5915-01-302-8985
NSN 5925-01-511-0220
NSN 5996-01-140-4424
NSN 6135-00-100-8890
NSN 6145-01-655-6449
NSN 4140-01-455-3350
NSN 5965-01-123-3770
NSN 6150-00-053-0795
NSN 5855-01-406-4821
NSN 5999-01-210-9124
NSN 6645-01-375-8176