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 6110-01-226-7610
NSN 5905-00-093-5520
NSN 2925-01-565-6410
NSN 5835-01-390-4667
NSN 5935-01-606-7566
NSN 6220-00-128-7230
NSN 5950-01-487-4948
NSN 6145-01-177-9839
NSN 6320-01-166-3602
NSN 5985-01-202-8770
NSN 6645-00-226-0657
NSN 2925-00-246-3077